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Diagnostic Immunohistochemistry E-Book

Diagnostic Immunohistochemistry E-Book

David J Dabbs

(2013)

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Book Details

Abstract

Diagnostic Immunohistochemistry presents the latest information and most reliable guidance on immunohistological diagnoses in surgical pathology. David J. Dabbs, MD and other leading experts bring you state-of-the-art coverage on genomic and theranostic applications, molecular anatomic pathology, immunocytology, Non-Hodgkin’s lymphoma, and more. Additional features such as tables discussing antibody specifications, differential diagnosis boxes, ancillary anatomic molecular diagnostics, and full-color histological images ensure user-friendly coverage that makes key information easy to find and apply. This concise and complete resource is today’s indispensable guide to the effective use of immunohistochemical diagnosis.

  • Discusses diagnostic pitfalls through immunohistologic differential diagnosis wherever appropriate so you can provide the most accurate diagnoses.
  • Presents chapters arranged by organ system for comprehensive coverage of all relevant information in a convenient and intuitive organization.
  • Provides quick reference graphs for antibodies throughout the text that illustrate the frequency of immunostaining for a variety of antibodies in tumors.
  • Includes Key Diagnostic Points boxes in every chapter for a quick summary of text areas that are of particular importance.
  • Features an expert author for each chapter to ensure coverage of the current state of the art.

Table of Contents

Section Title Page Action Price
Front Cover cover
Inside Front Cover ifc1
Diagnostic Immunohistochemistry, 4/e i
Copyright Page iv
Dedication v
Contributors vii
Foreword xi
Preface xiii
How to Use This Book xv
Table Of Contents xvii
1 Techniques of Immunohistochemistry: 1
Overview 1
Basic Principles of Immunohistochemistry 2
Antibodies as Specific Staining Reagents 3
Blocking Nonspecific Background Staining 4
Detection Systems 5
Direct-Conjugate–labeled Antibody Method 6
Indirect, or Sandwich, Procedure 6
Unlabeled Antibody Methods 6
Enzyme Bridge Technique 6
Peroxidase-Antiperoxidase Method 7
Biotin-Avidin Procedure 7
Avidin-Biotin Conjugate Procedure 8
Biotin-Streptavidin Systems 8
Alkaline Phosphatase Labels, Double (Multiplex) Stains, and Polyvalent Detection Systems 8
Alkaline Phosphatase AntiAlkaline Phosphatase Method 8
Polymer-Based Labeling Methods 9
Tyramine Signal Amplification 10
Other Methods with Limited or Research Applications 11
Titration of Primary Antibody and Detection System 12
Establishing a New Immunohistochemistry Stain in the Laboratory 13
Quality Control and Standardization 14
Sample Preparation 14
Validation of Reagents, Protocols, Controls, and Staining Results 15
Internal Reference Standards for Quantification and the Evaluation of Sample Preparation 19
Tissue Fixation, Processing, and Antigen Retrieval Techniques 19
Antigen Retrieval 20
Heating Conditions 20
Chemical Composition and pH of the Antigen Retrieval Solution 21
Test-Battery Approach for Antigen Retrieval Technique 22
Techniques, Protocols, and Troubleshooting 22
Antigen Retrieval by the Microwave Heating Method 23
Blocking Nonspecific Binding 23
Washing Steps 23
Incubation of Primary Antibody 23
Incubation of Detection Reagents 24
Substrate and Chromogen 24
Counterstaining and Mounting Slides 24
Double or Multiplex Immunoenzymatic Techniques 25
Automation 27
Quantification: Development of Reference Standards and Standard Curves for Calculation of Antigen Content in Tissue Section 29
Protein “Spots” 29
Faux Tissues and Histoids 29
Quantitative Internal Reference Standards 30
Quantitative In Situ Proteomics 30
Technical Issues: Troubleshooting 30
Absence of Staining of Both Specimen and Control 31
Specimen with Appropriate Positive Staining of Positive Control 33
Weak Staining of Specimen with Appropriate Staining of Positive Control 35
Background Staining 35
Artifactual Staining 36
Summary of Amplification Methods 36
Predetection Amplification 36
Detection-Phase Amplification 36
Postdetection Amplification 37
Conclusion 38
References 38
2 Molecular Anatomic Pathology: 39
General Principles of Molecular Biology 39
Deoxyribonucleic Acid 39
Ribonucleic Acid 40
Protein 41
Genetic Polymorphism and Mutations 41
Specimen Requirements for Molecular Testing 42
Common Techniques for Molecular Analysis 42
Polymerase Chain Reaction 42
Reverse Transcription Polymerase Chain Reaction 43
Real-Time Polymerase Chain Reaction 44
PCR–Restriction Fragment Length Polymorphism Analysis 45
Single-Strand Conformation Polymorphism 45
Allele-Specific Polymerase Chain Reaction and Allele-Specific Hybridization 45
DNA Sequencing Analysis: Conventional Sequencing 46
Next-Generation Sequencing 47
Fluorescence In Situ Hybridization 48
Comparative Genomic Hybridization 49
DNA Microarrays 49
Detection of Small-Scale Mutations 49
Detection of Chromosomal Rearrangements 50
Detection of Chromosomal Deletions/Loss of Heterozygosity Analysis 51
Detection of Microsatellite Instability 52
DNA-Based Tissue Identity Testing 54
Summary 55
References 55
3 Immunohistology of Infectious Diseases 56
Overview 56
Viral Infections 56
Hepatitis B 57
Herpesviruses 57
Adenoviruses 59
Parvovirus B19 Infection 60
Viral Hemorrhagic Fevers 60
Polyomaviruses 61
Other Viral Infections 62
Bacterial Infections 62
Helicobacter pylori Infection 63
Whipple Disease 63
Rocky Mountain Spotted Fever 63
Bartonella Infections 64
Syphilis 64
Mycobacterium tuberculosis Infection 64
Other Bacterial Infections 65
Fungal Infections 65
Protozoal Infections 66
Emerging Infectious Diseases 67
Hantavirus Pulmonary Syndrome 67
West Nile Virus Encephalitis 67
Enterovirus 71 Encephalomyelitis 67
Nipah Virus Infection 68
Ehrlichioses 68
Pathologists, Immunohistochemistry, and Bioterrorism 68
Anthrax 69
Tularemia 70
Plague 70
Beyond Immunohistology: Molecular Diagnostic Applications 70
Summary 72
References 72
4 Immunohistology of Neoplasms of Soft Tissue and Bone 73
Overview 73
Biology of Antigens and Antibodies 73
Intermediate Filament Proteins 73
Keratins 74
Neurofilament Proteins 74
Glial Fibrillary Acidic Protein 75
Vimentin 75
Epithelial Markers 75
Epithelial Membrane Antigen 75
Other Epithelial Markers 75
Markers of Muscle Differentiation 76
Desmin 76
Actins 77
Other Sarcomeric Contractile Proteins 77
Caldesmon 77
Calponin 77
Markers of Skeletal Muscle Differentiation 78
Myoglobin 78
MYOD1 and Myogenin 78
S-100 Protein 78
Potential Markers of Nerve Sheath Differentiation 79
CD56 (Neural Cell Adhesion Molecule) and CD57 (NKH1/LEU19 and LEU7/HNK-1) 79
Collagen Type IV and Laminin 79
Claudin-1 79
SOX10 80
Markers of Endothelial Differentiation 80
Factor VIII–Related Antigen (Von Willebrand Factor) 80
CD34 80
CD31 81
Friend Leukemia Virus Integration 1 81
V-ETS Avian Erythroblastosis Virus E26 Oncogene Homolog (ERG) 81
Glucose Transporter Type 1 82
Prospero-Related Homeobox 1 82
Claudin-5 82
Thrombomodulin 83
Ulex Europaeus I Agglutinin 83
Podoplanin 83
Wilms Tumor 1 83
Vascular Endothelial Growth Factor Receptor 3 83
Fibrohistiocytic Markers 83
CD68 84
CD163 84
Lysozyme (Muramidase) 84
Factor XIIIa 84
NKI/C3 84
Markers of Melanocytic Differentiation 84
Human Melanoma Black 45 84
MELAN A 85
Microphthalmia-Associated Transcription Factor 85
Tyrosinase 85
Other Useful Markers in Evaluation of Soft Tissue and Bone Tumors 85
β-Catenin 85
Anaplastic Lymphoma Kinase 86
CD99 86
Neuroblastoma Marker (NB84) 86
Transcription Factor E3 87
Murine Double-Minute 2 Homolog 87
Cyclin-Dependent Kinase 4 87
Retinoblastoma 87
SMARCB1 87
B-Cell Chronic Lymphocytic Leukemia/Lymphoma 2 88
Markers Identified through Gene-Expression Profiling 88
Transducin-Like Enhancer of Split 1 88
Mucin 4 88
Immunohistochemical Markers for Evaluation of Bone Tumors: Proposed Markers of Osteoblastic Differentiation 88
Osteocalcin 89
Osteonectin 89
Brachyury 89
Specific Soft Tissue and Bone Tumors 89
Vascular Tumors 91
Benign Vascular Tumors 91
Hemangioma/Lymphangioma 91
Locally Aggressive and Rarely Metastasizing Vascular Tumors 94
Kaposiform Hemangioendothelioma 94
Pseudomyogenic Hemangioendothelioma 94
Malignant Vascular Tumors 94
Epithelioid Hemangioendothelioma 94
Angiosarcoma 95
Kaposi Sarcoma 97
Skeletal Muscle Tumors 97
Benign Skeletal Muscle Tumors 97
Rhabdomyoma 97
Rhabdomyosarcoma 98
Embryonal Rhabdomyosarcoma. 98
Alveolar Rhabdomyosarcoma. 100
Pleomorphic Rhabdomyosarcoma. 100
Spindle Cell Rhabdomyosarcoma. 100
Sclerosing Rhabdomyosarcoma. 101
Epithelioid Rhabdomyosarcoma. 101
Fibroblastic Tumors 102
Fibromatoses 102
Angiomyofibroblastoma 102
Solitary Fibrous Tumor 103
Low-Grade Fibromyxoid Sarcoma 104
Sclerosing Epithelioid Fibrosarcoma 105
Myxoinflammatory Fibroblastic Sarcoma 105
Angiomatoid Fibrous Histiocytoma 106
Inflammatory Myofibroblastic Tumor 106
Infantile Fibrosarcoma 107
Myxofibrosarcoma 107
Smooth Muscle Tumors 107
Benign Smooth Muscle Tumors 107
Leiomyosarcoma 108
Pleomorphic Leiomyosarcoma. 109
Other Morphologic Variants of Leiomyosarcoma. 109
Epstein-Barr Virus–associated Smooth Muscle Tumors 109
Perivascular Epithelioid Cell Family of Tumors 109
Nerve Sheath Tumors 110
Benign Peripheral Nerve Sheath Tumors 110
Neurofibroma and Schwannoma 110
Perineurioma 111
Granular Cell Tumor 113
Malignant Peripheral Nerve Sheath Tumors 113
Epithelioid Malignant Peripheral Nerve Sheath Tumor 114
Adipocytic Tumors 115
Spindle Cell Lipoma and Pleomorphic Lipoma 115
Well-Differentiated and Dedifferentiated Liposarcoma 115
Pleomorphic Liposarcoma 115
Myxoid Liposarcoma 115
Other Primary Neoplasms of Soft Tissue 117
Desmoplastic Small Round Cell Tumor 117
Ossifying Fibromyxoid Tumor 117
Synovial Sarcoma 117
Epithelioid Sarcoma 119
Clear Cell Sarcoma of Tendons and Aponeuroses 120
Clear Cell Sarcoma–Like Tumor of the Gastrointestinal Tract 121
Alveolar Soft-Part Sarcoma 121
Extraskeletal Myxoid Chondrosarcoma 122
Neuroblastoma 123
Myoepithelial Tumors 123
Soft Tissue Osteosarcoma 123
DEEP “Aggressive” Angiomyxoma 123
Extrarenal Malignant Rhabdoid Tumor 124
Cartilaginous Tumors of Bone 124
Chondroblastoma 124
Chondrosarcoma 124
Mesenchymal Chondrosarcoma 124
Clear Cell Chondrosarcoma 125
Fibrous Tumors of Bone 125
Chondromyxoid Fibroma 125
Desmoplastic Fibroma of Bone 125
Bone-Forming Tumors 125
Osteosarcoma 125
Other Selected Bone Tumors 126
Ewing Sarcoma 126
Chordoma 127
Giant Cell Tumors of Bone and Soft Tissue 128
Langerhans Cell Histiocytosis 128
Erdheim-Chester Disease 128
Adamantinoma 128
Summary 129
Acknowledgment 129
References 129
5 Immunohistology of Hodgkin Lymphoma 130
Overview 130
Biology of Antigens and Antibodies 130
Principal Antibodies (CD45, CD20, BSAP/PAX5, CD30, CD15) 130
B-Cell Receptor (CD79a), Transcription Factors (Oct-2, BOB.1, PU.1, JunB), and Immunoglobulins (J-Chain, IgD) 132
Germinal Center/Post–Germinal Center Markers (BCL-6, IRF4, PRDM1, CD138) 134
Tumor Necrosis Factor Superfamily (CD40, CD95) 134
Epithelial Membrane Antigen 134
T-Cell and Cytotoxic Markers (CD2, CD3, CD4, CD5, CD8, CD57, Granzyme B, Perforin, TIA-1) 134
Epstein-Barr Virus 135
Dendritic or Antigen-Presenting Cell Markers (Fascin, CLIP-170/Restin) 135
CD74 136
Other Biologic Markers in Hodgkin Lymphoma 136
Cytokines and Chemokines in Hodgkin Lymphoma 137
Antibody Specifications 137
Immunostaining Pitfalls 138
CD15 Antigen 138
CD30 Antigen 139
CD45 (Leukocyte Common Antigen) 139
CD20 and T-Cell Antigens 139
Diagnostic Immunohistochemistry 139
Non-Hodgkin Lymphomas 139
Anaplastic Large Cell Lymphoma 139
Lymphoepithelioid Cell Variant of Peripheral T-Cell Lymphoma (Lennert Lymphoma) 140
Peripheral T-Cell Lymphoma Not Otherwise Specified 141
Angioimmunoblastic T-Cell Lymphoma 142
Nodal Involvement by Cutaneous CD30-Postive Lymphomas 142
Primary Mediastinal B-Cell Lymphoma 142
T-Cell–Rich B-Cell Lymphoma 142
Hodgkin-Like Posttransplant Lymphoproliferative Disorder (HL-PTLD) 143
Classic Hodgkin Lymphoma in Chronic Lymphocytic Leukemia and Hodgkin-Like Cells in Chronic Lymphocytic Leukemia 143
Nonlymphoid Tumors 143
Pseudoneoplastic Look-Alikes 143
Infectious Mononucleosis 143
Cytomegalovirus Lymphadenitis 143
Interfollicular Lymphadenitis 144
Granulomatous Lymphadenitis 144
Molecular Anatomic Pathology 144
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 144
Theranostic Applications 145
CD20 and Monoclonal Antibody (Rituximab) Therapy 145
CD40 145
CD30 145
Anti–Epstein-Barr Virus Therapy 145
Interleukin-2 Receptor 145
Chemokine Receptor 4 (CCR4) 145
Galectin 145
Macrophages and Prognosis 145
Summary 145
References 147
6 Immunohistology of Non-Hodgkin Lymphoma 148
Overview 148
Antigens for Evaluation of Hematologic Disorders 148
B-Cell–Associated Antigens 148
CD20 148
Pax-5 150
CD79a 150
Bcl-6 150
MUM1/IRF4 150
OCT-2 and BOB.1 150
Other Important Markers 151
CD138 151
CD30 151
Anaplastic Lymphoma Kinase 151
Terminal Deoxynucleotidyl Transferase 151
CD34 151
CD43 152
Cyclin D1 152
BCL2 152
CD117 152
T-Cell–Associated Antigens 152
CD2 152
CD3 152
CD4/CD8 152
CD5 153
CD7 153
TIA1, Granzyme B, and Perforin 153
CD56/CD57 153
β-F1 153
Establishing the Diagnosis of Lymphoma: Differential Diagnostic Considerations 154
Low-Grade Lymphoma Versus Chronic Lymphoid Hyperplasia 154
High-Grade Malignant Lymphoma Versus Acute Immune Hyperplasia 154
Immunohistochemical Evaluation of Small B-Cell Lymphomas 157
General Immunohistochemical Approach to Diagnosis of Small B-Cell Lymphoid Lesions 158
General Prognostic and Therapeutic Issues 159
Follicular Lymphoma 160
Prognostic and Therapeutic Studies 160
Pitfalls 160
Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma 160
Prognostic and Therapeutic Studies 161
Pitfalls 161
Mantle Cell Lymphoma 161
7 Immunohistology of Melanocytic Neoplasms 189
Overview 189
Biology of Antigens and Antibodies 189
Filamentous Proteins in Melanocytic Neoplasms 189
Cell Membrane Proteins 189
Epithelial Determinants 190
Epithelial Membrane Antigen 190
Carcinoembryonic Antigen 190
Tumor-associated Glycoprotein-72 and BER-EP4 and MOC-31 Antigens 191
Placental-like Alkaline Phosphatase 191
Hematopoietic Markers 191
NB84 192
Calcium-Binding Proteins 192
S-100 Protein 192
Calretinin 192
Melanocyte-Specific Monoclonal Antibodies 193
gp100 and Pmel-17–Related Monoclonal Antibodies 193
Tyrosinase-Related Antibodies 195
Microphthalmia Transcription Factor Protein 195
p16 196
PNL2 196
SOX9 196
SOX10 196
Soluble Adenylyl Cyclase 196
Ki-67 196
Neuroendocrine Markers in Melanocytic Lesions 196
Sentinel Lymph Node Biopsies for Metastatic Melanoma 197
Application of Immunohistochemistry to Selected Differential Diagnoses 198
Melanoma Versus Melanocytic Nevus Variants 198
Proliferative Dermal Nodules in Congenital Nevi Versus Melanoma 198
Primary Versus Secondary Intracutaneous Melanoma 198
Melanoma In Situ Versus Pigmented Actinic Keratosis 199
Melanocytic Neoplasms Versus Histiocytic Proliferations 199
Recognition of Rhabdoid and Sarcomatoid Malignant Melanomas 200
Amelanotic Melanoma Versus Other Epithelioid Malignancies 200
Metastatic Melanoma Versus Malignant Glioma 201
Melanoma Versus Soft Tissue Sarcomas 202
Melanoma Versus Cutaneous Granular Cell Tumor 202
Prognostic Markers and Targeted Therapy for Melanoma 202
Summary 203
References 203
8 Immunohistology of Metastatic Carcinoma of Unknown Primary Site 204
Overview 204
Cancer of Unknown Primary Site: Clinical Aspects and Economic Considerations 204
Diagnostic Approach to the Study of CUPS: Specimen Preparation 206
Determining Site of Origin: Stepwise Approach 207
Step One: Screening Immunohistochemistry 207
Line of Differentiation: Lymphoid 207
Line of Differentiation: Melanocytic 208
Line of Differentiation: Mesenchymal 208
Line of Differentiation: Epithelial 208
Step Two: The Cytokeratins— An Overview 208
Distribution of Keratin Antigens in Tissues 209
Simple Epithelial Keratins 209
Cytokeratin 19 (CK19). 210
Cytokeratin 7 (CK7). 210
Diagnostic Utility of CK7. 214
Cytokeratin 20 (CK20). 214
Keratins of Stratified Epithelia: Complex Keratins 216
Cytokeratin 5 (CK5) and Cytokeratin 5/6 (Ck5/6). 216
Keratins in Nonepithelial Cells 217
Step Three: Carcinoma Subsets with Frequent Vimentin Coexpression 219
Step Four: Supplemental Epithelial Markers 220
Carcinoembryonic Antigen 220
Epithelial Membrane Antigen 222
BerEP4, Bg8, and MOC-31 223
Step Five: Focusing on Tumor Differentiation—Cell-Specific Products 224
Neuroendocrine Antibodies 224
Chromogranins 224
Synaptophysin 224
Neural Cell Adhesion Molecule (CD56) and Leu-7 (CD57) 224
Neuron-Specific Enolase 224
Peptide Hormones 225
Cytokeratin Profile of Neuroendocrine Carcinoma 225
Thyroglobulin 225
Thyroid Transcription Factor 1 and Other Lung Markers 225
Calretinin and Wilms Tumor 1 Protein 226
Gross Cystic Disease Fluid Protein and Mammaglobin 227
Hormone Receptors: Estrogen and Progesterone 228
Villin 229
CDX-2 Protein 229
HepPar1 231
Arginase-1 232
Deleted in Pancreatic Carcinoma, Locus 4: SMAD4 232
Prostate Carcinoma Antigens 232
Prostate-Specific Antigen and Prostatic Acid Phosphatase 232
Prostate-Specific Membrane Antigen, Prostein (p501S), NKX3-1 233
Alpha-Methylacyl-Co-A Racemase 233
Uroplakin III and Thrombomodulin 233
Renal Cell Carcinoma Antigen 234
CD10 234
Paired Box Gene 2 (PAX2) 235
Paired Box Gene 8 (PAX8) 235
Melan-a and Inhibin in Adrenocortical Tumors 235
Germ Cell Tumor Markers 236
CD5 237
Combined Antibody (Panel) Approach to Solving Diagnostic Problems 237
Special Clinical Presentations 237
Metastatic Carcinoma in the Pleura Versus Epithelial Mesothelioma 237
Mediastinal Tumors: Type and Site of Origin 240
Peritoneal Carcinomatosis 241
Paget Disease 241
Molecular Approach for Determining Site of Origin 242
Summary 244
References 244
9 Immunohistology of Head and Neck Lesions 245
Overview 245
Squamoproliferative Lesions 245
Reactive Changes 245
Dysplasia and Conventional Squamous Cell Carcinoma 245
Oropharyngeal Squamous Cell Carcinoma 250
Spindle Cell Squamous Cell Carcinoma 252
Nasal Cavity and Paranasal Sinuses 254
Olfactory Neuroblastoma 255
Sinonasal Undifferentiated Carcinoma 259
Mucosal Melanoma 260
Small Cell Neuroendocrine Carcinoma 263
Pituitary Adenoma 264
Rhabdomyosarcoma 266
Ewing Sarcoma/Primitive Neuroectodermal Tumor 270
Sinonasal Intestinal-Type Adenocarcinoma 272
Glomangiopericytoma (Sinonasal-Type Hemangiopericytoma) 275
Theranostic Applications 277
Nasopharynx 278
Nasopharyngeal Carcinoma 278
Nasopharyngeal Angiofibroma 280
Nasopharyngeal Papillary Adenocarcinoma 282
Oral Cavity 284
Granular Cell Tumor 284
Ectomesenchymal Chondromyxoid Tumor 286
Larynx/Hypopharynx 287
Typical Carcinoid 287
Atypical Carcinoid 287
Small Cell Carcinoma, Neuroendocrine Type 288
Salivary Glands 290
Pleomorphic Adenoma 290
Myoepithelioma 293
Mucoepidermoid Carcinoma 294
Polymorphous Low-Grade Adenocarcinoma 296
Adenoid Cystic Carcinoma 298
Epithelial-Myoepithelial Carcinoma 301
Hyalinizing Clear Cell Carcinoma 303
Salivary Duct Carcinoma 304
Low-Grade Cribriform Cystadenocarcinoma 307
Mammary Analogue Secretory Carcinoma 308
Theranostic Applications 310
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 310
Ear and Temporal Bone 310
Glial Heterotopia 310
Ceruminous Adenoma 311
Paraganglioma 312
Ectopic Meningioma 314
Middle Ear Adenoma 315
Endolymphatic Sac Tumor 318
Metastatic Tumors 319
Lung Carcinoma 319
Metastatic Renal Cell Carcinoma 320
Metastatic Breast or Prostate Adenocarcinoma 320
Summary 321
Acknowledgements 321
References 321
10 Immunohistology of Endocrine Tumors 322
Overview 322
Biology of Antigens and Antibodies 322
Hormones 322
Enzymes 322
Chromogranins, Secretogranins, and Other Granule Proteins 323
Synaptophysin and Other Synaptic Vesicle Proteins 324
CD57 324
Neural Cell Adhesion Molecule (CD56) 324
Intermediate Filaments 325
Transcription Factors 325
Somatostatin Receptors 325
Cell-Cycle Markers 325
Pitfalls of Immunohistochemistry of Endocrine Tumors 326
Tumors of Specific Sites 326
Adenohypophysis 326
Molecular Approaches 328
Pineal Gland 329
Follicular Cells and Their Neoplasms 329
Thyroglobulin, T3 and T4, Thyroid Peroxidase, and Thyroid Transcription Factors 1 and 2 329
Intermediate Filaments 331
Oncogenes and Tumor Suppressor Genes 333
HBME-1 334
Galectin-3 334
Other Markers and Marker Panels 335
C Cells and Medullary Thyroid Carcinoma 337
Molecular Approaches 340
Papillary Carcinoma 340
Follicular Adenoma and Carcinoma 341
Poorly Differentiated and Undifferentiated Thyroid Carcinoma 341
Medullary Thyroid Carcinoma 342
Testing for Panels of Mutations 342
Microarray Gene Profiling 342
Theranostics 342
Parathyroid Glands 343
Molecular Approaches 344
Adrenal Gland 345
Cortex 345
Beyond Immunohistochemistry: Molecular Diagnostic and Theranostic Applications. 348
Adrenal Medulla and Extraadrenal Paraganglia 348
Neuroblastoma 349
Beyond Immunohistochemistry: Molecular Diagnostic Applications. 351
Gastrointestinal Endocrine Cells 352
Beyond Immunohistochemistry: Molecular Diagnostic Applications 353
Pancreatic Endocrine Cells 353
Beyond Immunohistochemistry: Molecular Diagnostic Applications 355
Pulmonary Endocrine Cells 356
Beyond Immunohistochemistry: Molecular Diagnostic Applications 358
Endocrine Tumors in Other Sites 358
Cervix 358
Prostate 359
Molecular Approaches 360
Skin 360
Molecular Approaches and Theranostics 361
Breast 361
11 Immunohistology of the Mediastinum 363
Overview 363
Biology of Antigens and Antibodies 363
Normal Thymus 363
Thymic Epithelial Neoplasms 365
Thymoma 365
Thymoma Variants 367
Micronodular Thymoma with Lymphoid Hyperplasia 368
Adenomatoid Spindle Cell Thymoma 368
Spindle Cell Thymoma with Papillary or Pseudopapillary Features 368
Thymoma with Pseudosarcomatous Stroma 368
Thymoma with Signet-Ring Cell–Like Features 368
Ancient (“Sclerosing”) Thymoma 368
Rhabdomyomatous Thymoma 368
Plasma Cell–Rich Thymoma 368
Desmoplastic Spindle Cell Thymoma 368
Primary Thymic Carcinoma 369
Thymic Carcinoma Variants 370
Micronodular Thymic Carcinoma with Lymphoid Hyperplasia 370
Hepatoid Thymic Carcinoma 371
Papillary Thymic Carcinoma 371
Mucinous Adenocarcinoma of the Thymus 371
Thymic Carcinoma with Rhabdoid Features 371
Thymic Clear Cell Carcinoma 371
Spindle Cell Thymic Carcinoma 371
Salivary Gland–Type Carcinomas of the Thymus 371
Mediastinal Neuroendocrine Neoplasms 371
Thymic Neuroendocrine Carcinomas 371
Mediastinal Paragangliomas 373
Parathyroid Tumors of the Mediastinum 373
Mesothelial Neoplasms of the Mediastinum 373
Mesenchymal Neoplasms of the Mediastinum 373
Fibrous, Fibrohistiocytic, and Myofibroblastic Mediastinal Proliferations 373
Myogenic Neoplasms of the Mediastinum 375
Adipocytic Neoplasms of the Mediastinum 377
Neuroectodermal Tumors of the Mediastinum 377
Vascular and Perivascular Neoplasms of the Mediastinum 378
Mediastinal Germ Cell Tumors 379
Histiocytic Tumors of the Mediastinum 380
Lymphoproliferative Disorders of the Mediastinum 380
Castleman Disease 381
Lymphoblastic Lymphoma 382
Mediastinal Large B-Cell Lymphoma and Mediastinal Gray-Zone Lymphoma 382
Hodgkin Lymphoma 384
Other Mediastinal Lymphoproliferative Disorders 384
Anaplastic Large Cell Lymphoma 384
Mucosa-Associated Lymphoid Tissue Lymphoma 385
Granulocytic Sarcoma (Extramedullary Myelogenous Leukemia) 385
Extraosseous Plasmacytoma 385
Mediastinal Dendritic Cell Tumors 385
Prognostic Markers for Mediastinal Neoplasms 385
Summary 385
References 385
12 Immunohistology of Lung and Pleural Neoplasms 386
Overview 386
Primary Lung Neoplasms 387
Biology of Antigens and Antibodies 387
Antibodies Used to Detect Nonneuroendocrine Lung Neoplasms 387
Neuroendocrine Lung Neoplasms 400
Antibodies Used to Detect Neuroendocrine Lung Neoplasms 401
Rare Primary Lung Neoplasms 404
Sarcomatoid Carcinoma 404
Pleomorphic Carcinoma 405
Pulmonary Blastoma 405
Primary Sarcoma 405
Kaposi Sarcoma 405
Hemangioendothelioma 406
Angiosarcoma 406
Lymphoproliferative Disorders of the Lung 407
Bronchial-Associated Lymphoid Tissue 407
Lymphocytic Interstitial Pneumonia-Pneumonitis 408
Nodular Lymphoid Infiltrates of Uncertain Nature 408
Lymphomas of the Lung 409
Pulmonary Non-Hodgkin Lymphoma 409
Marginal Zone B-Cell Lymphoma, Mucosal-Associated Lymphoid Tissue Type 409
Multiple Myeloma 409
Chronic Lymphocytic Leukemia–Small Cell Lymphocytic Lymphoma 409
Mantle Cell Lymphoma 411
Follicular Lymphoma 411
Primary Pulmonary Hodgkin Lymphoma 411
Rare Primary Lymphomas in the Lung and Chest Cavity 411
Lymphomatoid Granulomatosis 411
Intravascular Lymphoma 412
Primary Effusion Lymphoma 412
Pyothorax-Associated Lymphoma 413
Secondary Lymphomas that Involve the Lung and Leukemic Infiltrates 413
Erdheim-Chester Disease 413
Pulmonary Langerhans Cell Histiocytosis (Pulmonary Histiocytosis X, Pulmonary Eosinophilic Granuloma) 413
Clear Cell Neoplasm/Sugar Tumor and Perivascular Epithelioid Cell Tumors 414
Lymphangioleiomyomatosis 415
Sclerosing Hemangioma 415
Rhabdoid Tumor 416
Inflammatory Pseudotumor 417
Desmoplastic Small Round Cell Tumor 417
Epithelial-Myoepithelial Neoplasm 417
Granular Cell Tumor 417
Salivary Gland Neoplasm 417
Primary Intrapulmonary Thymoma 417
Pulmonary Meningothelial Nodules 418
Placental Transmogrification of Lung 418
Differential Diagnosis and Pitfalls of Lung Neoplasms 418
Squamous Cell Carcinomas of Lung 419
Primary Versus Metastatic Squamous Cell Carcinoma 420
Basaloid Carcinoma 420
Mucinous Forms of Primary Pulmonary Adenocarcinoma 421
Pulmonary Adenocarcinoma Versus Metastatic Colon Cancer 422
Pulmonary Adenocarcinoma Versus Breast Carcinoma 422
Primary Pulmonary Adenocarcinoma Versus Metastatic Renal Cell Carcinoma 422
Metastatic Carcinoma Versus Primary Pulmonary Adenocarcinoma 423
Neuroendocrine Neoplasms 423
Small Cell Lung Cancer Versus Merkel Cell Carcinoma 425
Lymphomas, Sarcomas, and Melanomas 426
CDX-2 Immunoreactivity 427
Thyroid Transcription Factor 1 Immunoreactivity 427
S-100 Protein Immunoreactivity 429
Surfactant Antibodies 429
Inhibin-Alpha Immunoreactivity 430
Hormone Receptors 430
Germ Cell Markers 431
Thymic Carcinomas 431
Theranostic Applications in Lung Neoplasms 431
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 432
Pleural Neoplasms 437
Biology of Antigens and Antibodies 447
Positive Markers 447
Negative Markers 456
Miscellaneous Antibodies 459
Diagnostic Considerations 460
Sarcomatoid Mesothelioma 460
Transitional Mesothelioma 462
Metastatic Mesothelioma 462
Localized Malignant Mesothelioma 462
Deciduoid Mesothelioma 462
Pleomorphic Mesothelioma 463
Small Cell Mesothelioma 463
Round Cell Mesothelioma 463
Rare Primary Pleural Neoplasms 463
Mesothelioma with Rhabdoid Features 463
Epithelioid Mesothelioma Expressing Mucin and Showing Crystalloid Structures 464
Solitary Fibrous Tumors of the Pleura 464
Pseudomesotheliomatous Carcinomas of the Lung 465
Pseudomesotheliomatous Epithelioid Hemangioendothelioma 466
Calcifying Fibrous Pseudotumor of the Pleura 466
Primary Desmoid Tumors of the Pleura 467
Primary Pleural Thymomas 467
Synovial Sarcomas 467
Pleuropulmonary Blastoma 467
Lymphomas Involving the Pleura 467
Diagnostic Pitfalls of Pleural Neoplasms 468
Mucin-Positive Epithelial Mesothelioma 469
Atypical Carcinoid Presenting as Mesothelioma 471
Lymphohistiocytoid Mesothelioma 472
Well-Differentiated Papillary Epithelial Mesothelioma 472
Cystic Mesothelioma 473
Adenomatoid Tumors 473
Mesothelial Cells in Lymph Nodes 474
Primary Papillary Serous Carcinoma of the Serosa 474
Sarcomatoid Renal Cell Carcinomas 474
Separation of Benign and Malignant Mesothelial Cell Proliferations 475
Malignant Mesothelioma vs. Reactive Mesothelial Hyperplasia 476
Desmoplastic Mesothelioma Versus Reactive Fibrosing Pleuritis 477
Molecular Biology and Theranostic Features in Diffuse Malignant Mesothelioma 477
Prognosis of Mesothelioma Based on Morphology and Immunohistochemical Analysis 478
Summary 478
References 478
13 Immunohistology of Skin Tumors 479
Overview 479
Epithelial Tumors of the Skin 479
Epidermal Tumors 479
Sweat Duct Tumors 481
Sebaceous Tumors 484
Pilar Tumors 485
Endocrine Tumors 487
Cutaneous Lymphohematopoietic Disorders 488
Lymphoma and Leukemia in the Skin 488
Special Pseudoneoplastic Lymphoid Lesions of the Skin 492
Epidermotropic Infiltrates Resembling Mycosis Fungoides 492
Deep Lymphoid Infiltrates Simulating Small Cell or Mixed B-Cell Lymphomas 492
Cutaneous Large Cell Lymphoid Proliferations that Simulate Large B-Cell Lymphoma 492
Langerhans Cell Histiocytosis/Granulomatosis (“Histiocytosis X”) 493
CD-30 Lymphoproliferative Disorders 493
Mesenchymal Tumors of the Skin 494
Fibroblastic/Myofibroblastic Neoplasms 494
Fibrohistiocytic Neoplasms 495
Tumors with “Pure” or Partial Smooth Muscle Differentiation 499
Nerve Sheath Tumors 500
Vascular Neoplasms 502
Epithelioid Sarcoma 505
Small Round Cell Mesenchymal Tumors 506
Special Topics in Cutaneous Immunohistochemistry 506
Estrogen and Progesterone Receptor Proteins 506
Oncogenes and Other Possibly Prognostic Markers 506
References 507
14 Immunohistology of the Gastrointestinal Tract 508
Overview 508
Biology of Antigens: General and Tissue Specific 508
General Cytokeratins 508
β-Catenin 508
Cytokeratin 7 508
Cytokeratin 20 508
CDX-2 508
Chromogranin A 508
Cyclooxygenase 2 509
KIT (CD117) 509
DNA Mismatch Repair Proteins MLH1, MSH2, MSH6, and PMS2 509
MOC-31 509
Mucin Core Polypeptides 509
Neuroendocrine Secretory Protein-55 510
p53 Protein 510
p63 Protein 510
Synaptophysin 510
Villin 510
Diagnostic Immunohistochemistry 510
Epithelial Lesions of the Gastrointestinal Tract 510
Esophagus 510
Barrett Esophagus and the Gastric Cardia 510
Dysplasia in Barrett Esophagus 510
Esophageal Adenocarcinoma 510
Esophageal Squamous Cell Carcinoma 511
Squamous Cell Carcinoma Variants 512
Basaloid Squamous Cell Carcinoma. 512
Adenoid Cystic Carcinoma. 512
Esophageal Carcinomas with Spindle Cell or Mesenchymal Differentiation 513
Stomach 513
Nonneoplastic Conditions 513
Lymphocytic Gastritis. 513
Helicobacter pylori. 513
Atrophic Gastritis, Autoimmune Type. 513
Fundic Gland Polyps. 514
Gastric Adenocarcinoma 515
Cytokeratins. 515
Cytokeratin 7. 515
Cytokeratin 20. 515
Cytokeratins 7 and 20 Coordinate Staining. 515
CDX-2 and Villin. 515
Apomucins. 515
Estrogen and Progesterone Receptors. 515
Gastric Adenocarcinoma Variants 516
Lymphoepithelial-Like Carcinoma. 516
Spindle Cell Differentiation (Sarcomatoid Carcinoma). 517
Yolk Sac, Hepatoid, and Choriocarcinomatous Differentiation. 517
Gastric Adenocarcinoma with Neuroendocrine Differentiation. 518
Key Diagnostic Panels 518
Metastatic Breast Carcinoma Versus Primary Gastric Signet-Ring Cell Carcinoma. 518
Pancreatobiliary Versus Gastric Adenocarcinoma. 519
Lung Versus Gastric Adenocarcinoma. 519
Small Intestine 519
Celiac Disease 519
Adenocarcinoma of the Small Intestine 519
Appendix, Colon, and Rectum 520
Appendix 520
Hirschsprung Disease 522
Colonic Polyps 522
Dysplasia in Inflammatory Bowel Disease 522
Colorectal Adenocarcinoma 522
Cytokeratins 7 and 20. 522
CDX-2. 522
Villin. 523
Other Antibodies. 523
Colorectal Adenocarcinoma with Microsatellite Instability. 523
Adenocarcinoma Variants and Subtypes 525
Signet-Ring Cell Adenocarcinoma. 525
Clear Cell Adenocarcinoma. 525
Undifferentiated Neoplasms and Carcinomas with Rhabdoid Differentiation. 525
Key Diagnostic Panels 525
Colon Versus Lung Adenocarcinoma with a Microsatellite-Stable Colorectal Adenocarcinoma. 525
Colorectal Adenocarcinoma Versus Müllerian Endometrioid Adenocarcinoma. 525
Colorectal Adenocarcinoma Versus Urothelial Carcinoma. 526
Colorectal Adenocarcinoma Versus Prostate Adenocarcinoma. 526
Anus 526
Squamous Cell Carcinoma 526
Anal Gland Adenocarcinoma 526
Anal Paget Disease 526
Neuroendocrine Lesions of the Gastrointestinal Tract 527
Neuroendocrine Tumors of the Esophagus 528
Neuroendocrine Tumors of the Stomach 528
Neuroendocrine Tumors of the Small Bowel 528
Neuroendocrine Tumors of the Appendix 530
Neuroendocrine Tumors of the Colon and Rectum 531
Key Diagnostic Panel for Metastatic Well-Differentiated Neuroendocrine Tumors of Unknown Primary 531
High-Grade (Poorly Differentiated) Neuroendocrine Carcinomas 531
Mesenchymal Lesions of the Gastrointestinal Tract 532
Mesenchymal Lesions Presenting as Mural Masses 532
Gastrointestinal Stromal Tumor 532
CD117 and KIT Gene. 532
CD117 Staining in Gastrointestinal Stromal Tumors. 532
CD117 in Other Lesions. 533
DOG-1 Staining in Gastrointestinal Stromal Tumors. 533
Other Antibodies. 533
Other Mesenchymal Lesions Presenting as Mural Masses 534
Schwannoma. 534
Granular Cell Tumor. 534
Desmoid-Type Fibromatosis. 534
Solitary Fibrous Tumor and Pseudotumor. 534
Smooth Muscle Neoplasms. 535
Melanoma. 535
Differential Diagnosis 535
Mesenchymal Lesions Presenting as Polypoid Lesions 536
Neural Lesions 536
Fibroblastic Lesions 537
Smooth Muscle Lesions 537
Genomic Applications 537
15 Immunohistology of Pancreas and Hepatobiliary Tract 540
Pancreas 540
Biology of Antigens 540
Epithelial Markers 540
Glandular/Ductal Markers 540
Mucin-Related Glycoproteins and Oncoproteins 540
Mucins. 541
Acinar (Enzymatic) Markers 541
Neuroendocrine Markers 542
Adhesion Molecules and Other Markers 542
E-Cadherin 542
β-Catenin 542
Exocrine Neoplasms 543
Ductal Adenocarcinoma 543
Genomic Applications of Immunohistochemistry 545
Tumor Suppressor Genes. 545
Oncogenes. 545
Novel Tumor Markers. 545
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 545
Other Ductal Carcinomas 546
Undifferentiated Carcinoma 546
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications. 546
Undifferentiated Carcinoma with Osteoclast-Like Giant Cells 546
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications. 547
Medullary Carcinoma 547
Adenosquamous Carcinoma 547
Colloid Carcinoma 547
Pancreatic Intraepithelial Neoplasia 548
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 548
Intraductal Papillary Mucinous Neoplasms 549
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 550
Mucinous Cystic Neoplasm 550
Intraductal Tubulopapillary Neoplasm 551
Serous Cystadenoma 551
Acinar Cell Carcinoma 552
Pancreatoblastoma 553
Genomic Applications of Immunohistochemistry 554
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 554
Solid-Pseudopapillary Neoplasm 554
Genomic Applications of Immunohistochemistry 555
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 555
Neuroendocrine Neoplasms 555
Pancreatic Neuroendocrine Tumors 556
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 557
Poorly Differentiated (High-Grade) Neuroendocrine Carcinoma 558
Extrahepatic Biliary Tract (Gallbladder and Extrahepatic Bile Ducts) 559
Epithelial Neoplasms 559
Intraductal and Intracholecystic Neoplasms (Tumoral Intraepithelial Neoplasms) 559
16 Immunohistology of the Prostate 584
Overview 584
Biology of Antigens and Antibodies 584
Principal Antibodies 584
Prostate-Specific Antigen 584
Prostate-Specific Membrane Antigen 585
Prostatic Acid Phosphatase/ Prostate-Specific Acid Phosphatase 586
Prostein/P501S 586
α-Methylacyl–Coenzyme-A Racemase/P504S 586
High-Molecular-Weight Cytokeratins 586
p63 586
NKX3-1 587
Diagnostic Immunohistochemistry of Specific Prostate Lesions 587
Immunohistochemistry in Small Focus of Prostate Carcinoma 587
Immunohistochemistry in Benign Mimics of Prostate Adenocarcinoma 590
Prostatic Atrophy 590
Adenosis 591
Sclerosing Adenosis 591
Xanthoma 592
Posttherapy Changes in Prostate Adenocarcinoma 594
Antiandrogen Therapy 594
Radiation Therapy 595
Prostatic Duct Carcinoma 596
Neuroendocrine Prostatic Neoplasms 597
Urothelial Carcinoma that Involves Prostate and Prostatic Urethra 598
Secondary Involvement of Prostate by Colorectal Adenocarcinoma 602
Prostatic Mesenchymal Tumors 602
Stromal Tumors of Uncertain Malignant Potential and Stromal Sarcomas 603
Smooth Muscle Neoplasms (Leiomyoma/Leiomyosarcoma) 603
Solitary Fibrous Tumor 604
Gastrointestinal Stromal Tumor 605
Beyond Immunohistochemistry: Theranostic and Genomic Applications 606
Emerging Prognostic Factors 606
Proliferation Index 606
Angiogenesis 607
Neuroendocrine Differentiation 608
Morphometry/Karyometry 608
Prostatic Lineage–Specific Markers 608
Epigenetic Changes in Prostate Cancer 608
ERG–ETS Gene Fusions 608
Pik3ca/MTOR Pathway 608
Other Tumor Suppressor Genes and Oncogenes 609
Integrated Genomics 610
Emerging Early Detection Markers and Targets of Therapy 611
Summary 614
References 614
17 Immunohistology of the Bladder, Kidney, and Testis 615
Overview 615
Immunohistology of the Urinary Bladder 615
Biology of Principal Antigens/Antibodies 616
Cytokeratin 7 and Cytokeratin 20 616
Uroplakin 616
Thrombomodulin 617
TP63 617
High-Molecular-Weight Cytokeratin 617
GATA3 617
Anaplastic Lymphoma Kinase 617
TP53 617
CDKN2A 618
Retinoblastoma Protein 618
Diagnostic Immunohistochemistry of Specific Bladder Neoplasms 619
Urothelial Carcinoma and Variants 619
Urinary Bladder Adenocarcinoma 622
Small Cell Carcinoma of Urinary Bladder 622
Benign Mimics of Bladder Carcinoma 623
Nephrogenic Adenoma 623
Inflammatory Myofibroblastic Tumor 624
Genomic and Theranostic Applications 624
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 627
Chromosomal Numerical Alteration 627
Receptor Tyrosine Kinases 627
TP53, Cell-Cycle Regulators, and Proliferation Index Markers 628
Gene Expression and Genomic Analysis 629
Epigenetic Alterations 630
Ploidy and Morphometric Analysis 630
Emerging Biomarkers 630
Targeted Therapy and Predictive Markers in Bladder Cancer 630
Immunohistology of Renal Neoplasms 631
Renal Tumors: Specific Antibodies 632
Renal Cell Carcinoma Antibody 632
CD10/Acute Lymphocyte Leukemia Antigen 632
PAX2/PAX8 633
Epithelial Cell-Adhesion Molecule 633
Kidney-Specific Cadherin 633
Carbonic Anhydrase IX 633
Glutathione S-Transferase Alpha 634
Immunohistology of Specific Renal Tumors 635
Renal Oncocytoma 635
Metanephric Adenoma 636
Clear Cell Renal Cell Carcinoma 636
Papillary Renal Cell Carcinoma 637
Chromophobe Renal Cell Carcinoma 637
Collecting Duct Carcinoma 638
Mucinous Tubular and Spindle Cell Carcinoma 638
Angiomyolipoma 639
Clear Cell Papillary Renal Cell Carcinoma 640
Secondary Tumors of Kidney 641
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 641
Genomic and Theranostic Applications 643
Immunohistology of Testicular Tumors 644
Biology of Principal Antigens/Antibodies 644
OCT4 644
CD117 (c-Kit) 644
SALL4 644
Podoplanin (D2-40/M2A) 644
Activator Protein 2 Gamma 644
Placental Alkaline Phosphatase 645
α-Fetoprotein 645
Human Chorionic Gonadotropin 645
Human Placental Lactogen 645
Glypican-3 645
Inhibin A 645
Diagnostic Immunohistochemistry of Specific Testicular Neoplasms 645
Germ Cell Tumors 645
Intratubular Germ Cell Neoplasia 645
Immunohistochemistry of Germ Cell Tumors 646
Classic Seminoma Versus Nonseminomatous Germ Cell Tumors 646
Extratesticular Primary and Metastatic Germ Cell Tumors 647
Spermatocytic Seminoma 648
Testicular Sex Cord Tumors 649
Leydig Cell Tumor 649
Sertoli Cell Tumor 649
Secondary Tumors of Testis 649
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 649
Summary 652
References 652
18 Immunohistology of the Female Genital Tract 653
Overview 653
Vulva, Vagina, and Cervix 653
Immunohistochemical Markers 653
p16 653
Vulva and Vagina 653
Vulvar Paget Disease 653
Vulvovaginal Mesenchymal Lesions 655
Vulvar Granular Cell Tumor 656
Vulvar Papillary Squamous Lesions 656
Vulvar Squamous Intraepithelial Lesion (Vulvar Intraepithelial Neoplasia) 656
Cervix 658
Mesonephric Remnants 658
Cervical Squamous Intraepithelial Lesions 658
Endocervical Adenocarcinoma in Situ 660
Invasive Endocervical Adenocarcinoma 661
Intestinal-Type Endocervical Adenocarcinoma 661
Minimal Deviation Endocervical Adenocarcinoma 662
Adenoid Cystic Carcinoma 662
Adenoid Basal Carcinoma 663
Neuroendocrine Carcinomas 663
Uterus 664
Immunohistochemical Markers 664
Epithelial Markers: Cytokeratins and Epithelial Membrane Antigen 664
PAX8 666
Vimentin 666
p53 666
β-Catenin and PTEN 666
Muscle Markers 666
CD10 666
Wilms Tumor 1 667
Endometrial Carcinoma 667
Endometrioid Adenocarcinoma 667
Endometrial Serous Carcinoma 668
Clear Cell Carcinoma 671
Other Histologic Subtypes of Endometrial Carcinoma and Secondary Carcinomas, Including Metastases 671
Neuroendocrine Carcinomas 671
Undifferentiated Carcinomas 672
Mixed Epithelial Carcinoma 672
Metastatic Carcinomas 672
Endometrial Carcinoma Staging 672
Myometrial Invasion 672
Lymphovascular Invasion 672
Lymph Node Metastasis and Sentinel Lymph Node Evaluation 672
Synchronous Endometrial and Ovarian, Tubal, and Peritoneal Carcinomas 672
Uterine Mesenchymal Tumors 673
Leiomyoma and Leiomyosarcoma 673
Endometrial Stromal Nodule and Low-Grade Endometrial Stromal Sarcoma 673
Carcinosarcoma 675
Müllerian Adenosarcoma 675
Other Mesenchymal Tumors 676
Undifferentiated Sarcoma 676
Perivascular Epithelioid Cell Tumors 676
Uterine Tumor Resembling Ovarian Sex Cord Tumor 676
Gastrointestinal Stromal Tumor 676
Inflammatory Myofibroblastic Tumor 678
Gestational Trophoblastic Disease 678
Complete Hydatidiform Mole 678
Placental Site Nodule 679
Exaggerated Placental Site 679
Placental Site Trophoblastic Tumor 679
Epithelioid Trophoblastic Tumor 679
Choriocarcinoma 680
Genomic Applications 680
DNA Mismatch Repair Proteins 680
Theranostic Applications 682
Endometrial Carcinoma 682
p53, Estrogen Receptor, and Progesterone Receptor 682
HER2 682
Uterine Sarcoma 683
Estrogen Receptor, Progesterone Receptor, p53, MIB-1, and p16 683
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications to Diagnosis 683
JAZF1-SUZ12 Translocation 683
Gestational Trophoblastic Disease 683
Ovary and Fallopian Tubes 683
Immunohistochemical Markers 684
Cytokeratin 684
Cytokeratin 7 684
Cytokeratin 20 684
Antiadenocarcinoma Antibodies 684
PAX8 685
Carbohydrate Antigen 125 685
Inhibin 685
Calretinin 685
FOXL2 685
Steroidogenic Factor 1 685
Wilms Tumor 1 685
Placental Alkaline Phosphatase 686
CD117 686
OCT4 686
Alpha-Fetoprotein 686
Glypican-3 686
SALL4 686
Human Chorionic Gonadotropin 686
S-100 Protein 687
CD45 687
Markers of Neuroendocrine Differentiation 687
Epithelial Tumors 687
Serous Tumors 687
Most Useful Antibodies: Cytokeratin 7, Wilms Tumor 1 687
Mucinous Tumors 688
Most Useful Antibodies: Cytokeratin 7, Cytokeratin 20, Pax-8 688
Endometrioid Tumors 690
Most Useful Antibodies: Cytokeratins 7 and 20, CDX-2, Cytokeratin Cocktail, Epithelial Membrane Antigen, Inhibin, Pax-8 690
Clear Cell Carcinoma 692
Most Useful Antibodies: Cytokeratins 7 and 20, Hepatocyte Nuclear Factor 1β, Wilms Tumor 1, Epithelial Membrane Antigen, Glypican-3, Pax-8 692
Brenner Tumors 693
Most Useful Antibodies: Cytokeratins 7 and 20, Wilms Tumor 1 693
Other Epithelial Tumors 693
Most Useful Antibodies: Cytokeratin, Epithelial Membrane Antigen, CD56, Synaptophysin, Chromogranin, Wilms Tumor 1 693
Sex Cord–Stromal Tumors 694
Fibroma, Thecoma, and Related Tumors 695
Most Useful Antibodies: Inhibin, Calretinin 695
Granulosa Cell Tumors 696
Most Useful Antibodies: Cytokeratin, Epithelial Membrane Antigen, Inhibin, Calretinin, FOXL2 696
Sertoli-Leydig Cell Tumor 697
Most Useful Antibodies: Cytokeratin, Epithelial Membrane Antigen, Inhibin, FOXL2, Calretinin 697
Sertoli Cell Tumor 698
Most Useful Antibodies: Cytokeratin, Epithelial Membrane Antigen, Inhibin, Calretinin 698
Sex Cord Tumor with Annular Tubules 699
19 Immunohistology of the Breast 710
Overview 710
Myoepithelial Cells and Assessment of Stromal Invasion 710
Immunohistochemistry of Papillary Lesions 717
Proliferative Ductal Epithelial Lesions and In Situ Carcinoma 719
Tumor Type Identification by Immunohistochemistry 721
Cell Adhesion: Ductal Versus Lobular Carcinoma 721
Lobular Carcinoma Variants and Former Lobular Variants 725
Pleomorphic Lobular Carcinoma 725
Tubulolobular Carcinoma 725
Histiocytoid Carcinoma 725
Immunohistochemistry for Identifying Special Types of Breast Carcinoma 725
Invasive Micropapillary Carcinoma: Use of Epithelial Membrane Antigen 725
Basal-Like Carcinoma: Use of Basal Cytokeratins 728
Metaplastic Carcinoma: Use of Keratins and Melanoma and Vascular Markers 729
Other Spindle Cell Neoplasms: Myoepithelial and Mesenchymal Tumors 731
Paget Disease of the Breast 732
Detection of Lymphatic Space Invasion 734
Sentinel Lymph Node Examination 734
Sentinel Lymph Node Immunohistochemistry 736
Intraoperative Molecular Testing of Sentinel Lymph Node 737
Systemic Metastasis of Breast Carcinoma 738
Fibroepithelial Tumors 739
Fibroadenoma and Phyllodes Tumor 739
Periductal Stromal Tumor 742
Other Fibroepithelial Lesions 742
Theranostic Applications 744
Hormone Receptors 744
Preanalytic Variables 745
Analytic Variables 746
Postanalytic Interpretation 746
ERBB2 (HER-2/neu) 748
Preanalytic Issues 749
Analytic Issues 749
Postanalytic Issues 749
HER2 Fluorescence In Situ Hybridization and Other In Situ Hybridization Assays 750
Genomic Applications of Immunohistochemistry: Breast Cancer Molecular Classification and Immunogenomics 752
Molecular Classification: “Intrinsic” Gene Set 752
Luminal Tumors 754
Triple-Negative or Basal-Like Tumors 754
ERBB2 (or HER2-Enriched) Tumors 755
70-Gene Profile (MammaPrint) 755
Wound Response Gene Set 756
76–Gene Profile (Rotterdam Assay) 756
Recurrence Score Model (Oncotype DX) 756
Two-Gene Ratio, HOXB13:IL17RB Index, and Molecular Grade Index 757
Other Tumor Markers 758
TP53 758
Mammostrat Panel 759
Ki-67 759
Epidermal Growth Factor Receptor 760
Urokinase Plasminogen Activator and Plasminogen Activator Inhibitor 1 760
Insulin-Like Growth Factor Receptor 1 760
BCL2 760
FOXA1 761
GATA3 761
Summary 761
References 761
20 Immunohistology of the Nervous System 762
Overview 762
Clinical and Radiologic Perspective of Lesions 764
Nonneoplastic Brain Lesions 767
Reactive Changes 767
Gliosis 767
Macrophages 767
Perivascular Inflammation 768
Fibrosis 769
Infectious Diseases 770
Histopathology 770
Organisms 771
Acquired Immunodeficiency Syndrome 772
Primary Manifestations of Human Immunodeficiency Virus 772
Infections Secondary to Acquired Immunodeficiency Syndrome 772
Progressive Multifocal Leukoencephalopathy 773
Spongiform Encephalopathies 773
Cerebrovascular Diseases 774
Small Vessel Disease 774
Vascular Malformation 775
Tumors of the Nervous System 775
Grading Malignant Potential 775
Gliomas 778
Tumor and Tumor Margin 778
Astrocytomas 780
Pilocytic Astrocytoma (WHO Grade I) 780
Diffuse Astrocytoma (Low-Grade Astrocytoma; WHO Grade II) 782
Gemistocytic Astrocytoma (WHO Grade II) 782
Anaplastic Astrocytoma (WHO Grade III) 783
Other Variants of Astrocytoma 784
Theranostic Applications 785
Beyond Immunohistochemistry: Anatomic Molecular Diagnostic Applications 785
Ependymomas 785
Low-Grade Ependymoma 787
Clear Cell Ependymoma 787
Tanycytic Ependymoma 787
Subependymoma (WHO Grade I) 787
Myxopapillary Ependymoma (WHO Grade I; Rarely Grade II) 787
Anaplastic Ependymoma (Malignant Ependymoma; WHO Grade III) 789
Oligodendroglioma 789
Oligoastrocytoma (Mixed Oligodendroglioma-Astrocytoma; WHO Grade II) 790
Anaplastic Oligodendroglioma (Malignant Oligodendroglioma; WHO Grade III) 791
Theranostic Applications. 791
21 Immunocytology 829
Overview 829
Use of Immunocytology 829
Immunocytology Techniques 829
Specimen Collection 829
Fixation 832
Standardization Issues 832
Rehydration and Storage 834
Antigen Retrieval 835
Controls 835
Specimens of Limited Quality 835
Interpretation and Limitations of Immunocytology 836
Applications of Immunocytology 837
Effusion Cytology 837
Mesothelial Markers 838
Calretinin 838
HBME1 838
Cytokeratin 5/6 838
Wilms Tumor Gene 1 838
D2-40 838
GLUT-1 840
Nonmesothelial (Adenocarcinoma) Markers 840
MOC-31 840
BerEP4 840
Monoclonal Carcinoembryonic Antigen 840
Tumor-Associated Glycoprotein and B72.3 840
CD15 and LeuM1 840
Site-Specific and Other Markers 843
Lung Markers 843
Thyroid Transcription Factor 1 843
Napsin A 843
p63/p40 843
Gastrointestinal Markers 843
CDX2 843
Lymphoid Markers 843
Breast Markers 846
Estrogen Receptor 846
Gross Cystic Fluid Protein 15 (BRST-2) 846
Mammaglobin 847
E-Cadherin and p120 Catenin 848
Ovarian Markers 848
Wilms Tumor Gene Product 848
PAX8 848
Hepatocyte Nuclear Factor 1β 848
Gynecologic Cytology Markers 848
Markers of Dysplasia 848
CDKN2A 848
ProEx C 849
Proliferation Markers 850
MIB-1 (Ki-67) 850
Infectious Disease Markers 850
Theranostic Applications of Immunocytology 851
CD117 851
ERBB2 851
CD20 852
Tumors of Unknown Primary 852
Summary 853
References 853
22 Immunohistology of Pediatric Neoplasms 854
Overview 854
Biology of Antigens and Antibodies 854
Principal Antibodies 854
Myogenic Regulatory Proteins 854
CD99 (p30/32 mic2) 855
FLI1 855
Wilms Tumor 1 855
SMARCB1 855
Specific Tumors 855
Neuroblastoma and Neuroblastic Tumors 855
Rhabdomyosarcoma 858
Ewing Sarcoma/Primitive Neuroectodermal Tumor 862
Desmoplastic Small Round Cell Tumor 865
Malignant Rhabdoid Tumor 868
Wilms Tumor 871
Osteosarcoma 874
Summary 876
Acknowledgements 876
References 876
23 Imaging and Quantitative Immunohistochemistry 877
Overview 877
Imaging Systems 877
Software Algorithms 878
Strengths and Limitations 881
Clinical Applications 882
Breast Biomarkers 883
Proliferation Index 884
Microvessel Density Assessment 884
Summary 884
References 884
Index 885
A 885
B 888
C 890
D 897
E 899
F 901
G 902
H 904
I 906
J 908
K 908
L 908
M 910
N 915
O 917
P 917
Q 922
R 922
S 923
T 927
U 929
V 930
W 930
X 931
Y 931
Z 931
Inside Back Cover ibc1