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Mastocytosis, An Issue of Immunology and Allergy Clinics, E-Book

Mastocytosis, An Issue of Immunology and Allergy Clinics, E-Book

Cem Akin

(2014)

Additional Information

Abstract

This issue of Immunology and Allergy Clinics, edited by Dr. Cem Akin, is devoted to Mastocytosis. Articles in this issue include Human Mast Cell Signal Transduction; Mast cell tryptase role in homeostasis and coagulation; Mastocytosis: Current Classification and Diagnostic criteria; Epidemiology, risk factors and prognosis of mastocytosis; Mast cell sarcoma: Clinical management; Molecular defects in mastocytosis: c-kit mutations and beyond; Flow cytometry in mastocytosis: Utility as a diagnostic and prognostic tool; Morphology of mastocytosis with special reference to immunophenotypical aberrancies; CD30 expression in mastocytosis; Extramedullary mastocytosis: Pathologic aspects; Bone involvement and osteoporosis in mastocytosis; Drug allergy in mastocytosis; Eosinophilia in mastocytosis; Venom allergy and mastocytosis; Skin disease in mastocytosis; Treatment of advanced mastocytosis; Treatment strategies of mediator related symptoms in mastocytosis; and Neuro and psychological involvement in Mastocytosis.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Mastocytosis i
copyright\r ii
Contributors iii
Contents ix
Immunology\rand Allergy Clinics Of North America xiv
Foreword\r xv
References xvi
Preface\r xvii
Erratum xix
Diagnostic Criteria and Classification of Mastocytosis in 2014 207
Key points 207
Definition and overview of categories 207
Diagnosis 208
Major Criterion 210
Minor Criteria 210
Classification 212
Summary 214
References 214
Functional Deregulation of KIT 219
Key points 219
Introduction 219
c-Kit mutations and link to malignancies 220
c-Kit and Neoplastic Growth of Mast Cells 221
Mechanisms of KIT activation 223
Structure of KIT 223
Signaling Pathways of KIT in Mast Cells 223
Gain-of-Function c-Kit Mutations and Mechanisms for Constitutive Activation 225
Trafficking of KIT and Its Impact on Signaling 227
KIT inhibitors and treatment of mutated KIT-driven proliferative diseases 229
Concluding remarks and future directions 230
References 231
Molecular Defects in Mastocytosis 239
Key points 239
Introduction 240
Critical roles of SCF and KIT in the development and biology of MCs 240
Structure of SCF 240
Normal Structure of KIT 241
Physiologic Signaling by Normal KIT in MCs 242
Classification of mastocytosis 242
Involvement of KIT defects in mastocytosis 243
Pediatric CM 244
ISM 245
ASM 246
SM-AHNMD 246
MCL 246
MCS 246
Familial Forms of Mastocytosis 247
Abnormal signaling evoked by the KIT D816V oncogenic mutant 247
Changes in Intracellular Localization 247
Altered Substrate Specificity 249
Consequences of the various defects in KIT for targeted therapy 250
PTD Mutants 250
JMD, Transmembrane Domain, and Extracellular Membrane Domain Mutants 250
Other (additional) molecular defects found in various forms of mastocytosis: beyond KIT 251
TET2 Mutations 251
TET2 functions and impact in hematologic malignancies 251
TET2 and mastocytosis 251
Mutations in the Spliceosome Machinery 252
ASXL1 Mutations 253
RAS Mutations 254
CBL, DNMT3A, ETV6, EZH2, RUNX1, and SETBP1 Mutations 254
Summary and future considerations 255
References 256
Mast Cell–Restricted Tetramer-Forming Tryptases and Their Beneficial Roles in Hemostasis and Blood Coagulation 263
Key points 263
Introduction 264
Human MC tryptases 265
Mouse MC tryptases 266
Serglycin proteoglycans 267
Structural analysis of MC tryptases 267
Bioactivity of MC tryptases 268
Substrate preferences of MC tryptases 268
Thrombin-dependent conversion of fibrinogen to fibrin 270
Heparin-dependent anticoagulation 270
Anticoagulant activity of MC tryptases 271
Selective proteolysis of the C-terminus of the α chain of human fibrinogen by hTryptase-β–heparin complexes 271
Preferential proteolysis of mouse fibrinogen’s α chain by hTryptase-β–heparin, mMCP-6–heparin, and mMCP-6–SGPG complexes 272
In vitro anticoagulant activity of mMCP-6–heparin and hTryptase-β–heparin complexes 273
In vivo anticoagulant activity of mMCP-6–heparin SGPG complexes 273
Clinical implications 273
Future considerations 274
References 275
Epidemiology, Prognosis, and Risk Factors in Mastocytosis 283
Key points 283
Epidemiology of mastocytosis and mast cell activation syndromes 283
Prevalence of Mastocytosis 283
Mastocytosis in Different Age and Gender Groups 284
Systemic Mastocytosis Without Skin Lesions 284
Incidence of Monoclonal Mast Cell Activation Syndrome 285
Incidence of Idiopathic Mast Cell Activation Syndrome 285
Epidemiology of different forms of mastocytosis 285
Prevalence of Systemic Disease in Patients with Mastocytosis 285
Prevalence of Different Forms of SM 286
Prevalence of Different Forms of MIS 287
Prognosis for regression or progression of disease 287
Prognosis for Resolution of CM in Children 287
Prognosis for Resolution of CM in Adults 288
Prognosis for Progression of Disease and Survival 288
Risk factors for major complications of mastocytosis 290
Risk Factors for More Severe Clinical Disease 290
Risk Factors for Anaphylaxis in Patients with Mastocytosis 291
Risk Factors for Osteoporosis in Patients with Mastocytosis 291
References 291
Flow Cytometry in Mastocytosis 297
Key points 297
Introduction 297
Methodological approach for the identification, enumeration, and characterization of bone marrow mast cells 298
Immunophenotypic features of normal bone marrow mast cells 300
The MC-Committed Progenitor Cell 300
Immunophenotypic Characteristics of Normal/Reactive Mature BM MCs 302
Utility of flow cytometry for the diagnosis of systemic mastocytosis 302
Utility of flow cytometry for the subclassification of systemic mastocytosis 304
Immunophenotypic Profiles of BM MCs in SM 304
Expression of Novel Antigens: CD30 306
Coexistence of Normal and Pathologic BM MCs 307
Identification of MCs in Peripheral Blood, Organic Fluids, or Tissues 307
Identification of circulating MCs in peripheral blood 307
Identification of MCs in organic fluids or tissues 307
Utility of flow cytometry for the prognostic stratification of systemic mastocytosis patients 308
Analysis of KIT Mutation on BM Purified Cells 308
Summary 309
References 310
Mastocytosis 315
Key points 315
Introduction 315
Classification and diagnosis of systemic mastocytosis 316
Immunohistochemistry 316
CD30+ SM 319
Summary 320
References 321
Pathology of Extramedullary Mastocytosis 323
Key points 323
Ancillary markers in surgical pathology for the evaluation of mastocytosis 323
KIT 324
Mast Cell Tryptase 325
CD25 325
CD2 325
CD30 325
Cutaneous mastocytosis 326
Urticaria Pigmentosa 326
Telangiectasia Macularis Eruptiva Perstans 327
Solitary Mastocytoma of Skin 328
Diffuse Cutaneous Mastocytosis 328
Mastocytosis involving the gastrointestinal tract 328
Mastocytosis involving the liver 330
Mastocytosis involving the spleen and lymph nodes 332
Mast cell sarcoma 333
Summary 335
References 335
CD30 in Systemic Mastocytosis 341
Key points 341
Introduction 341
The CD30 receptor and its ligand CD30L 342
Soluble CD30 and sCD30L 342
Expression of CD30 and CD30L in physiology 342
Expression of CD30 and sCD30 in allergic and immunologic diseases 344
Expression of CD30 and sCD30 in malignancy 345
Functional role of CD30 in proliferation and apoptosis 346
Function of CD30 in the adaptive immune system 346
Functional role for CD30L signaling in mastocytosis 346
Effects of mastocytosis-expressed CD30 on immune homeostasis 347
The diagnostic applicability of CD30 in mastocytosis 347
CD30 as a marker of advanced systemic mastocytosis 347
Soluble CD30 and mastocytosis 348
CD30 as a target for cytoreductive therapy 348
Summary 350
References 350
Eosinophilia in Mast Cell Disease 357
Key points 357
Introduction 357
Mast cell and eosinophil biology 357
Mast Cells 357
Eosinophils 358
The Mast Cell-Eosinophil Pair 358
Nonclonal disorders in which both cells are present and likely drive disease pathogenesis 358
Asthma and Allergic Rhinitis 358
EoE 359
Idiopathic Hypereosinophilic Syndrome 359
Clonal disorders affecting mast cells and eosinophils 360
Chronic Eosinophilic Leukemia 360
Mastocytosis 361
Future directions 362
Therapies 362
References 363
Epidemiology, Diagnosis, and Treatment of Hymenoptera Venom Allergy in Mastocytosis Patients 365
Key points 366
Introduction 366
Epidemiology 367
Diagnosis 368
Treatment 371
Side Effects of VIT in Mastocytosis 373
The United States Perspective 375
Summary 377
References 378
Bone Involvement and Osteoporosis in Mastocytosis 383
Key points 383
Epidemiology 383
Pathophysiology 386
Clinical features 391
Diagnosis 391
Management 392
References 393
Drug Allergy in Mastocytosis 397
Key points 397
Introduction 397
Drug Anaphylaxis in Patients with Mastocytosis 398
MCD in Patients with Drug Hypersensitivity 398
MCDs and general anesthesia 398
Risk Factors 399
Value of Premedication 399
Tryptase 399
Anesthesia in Childhood Mastocytosis 400
Anesthesia in Adult Patients with Mastocytosis 400
Local Anesthesia 400
General recommendations for anesthesia 401
MCD and use of RCM 402
Other drugs 402
Antibiotics 402
NSAIDs 402
Opioids 403
General Considerations 403
Summary 403
References 404
Neuropsychological Features of Adult Mastocytosis 407
Key points 407
Future considerations 407
Introduction 408
Epidemiology 408
Neurologic Features 408
Depression 409
Cognitive Impairment 409
Clinical symptoms 409
Neurologic Symptoms 409
Psychological Symptoms 410
Depression characteristics and assessment 410
Cognitive impairment characteristics and assessment 411
Pathophysiology 411
Mast Cells in the Brain 411
Mast Cells, Stress Response, Cognition, and Emotionality 412
Mast Cell Neuroinflammation and Depression 412
Mast Cells and Headache 413
Mast Cells and Multiple Sclerosis 413
Diagnosis 413
Mastocytosis Was Not Previously Diagnosed 413
Mastocytosis Was Previously Diagnosed 414
Treatment 414
Psychotherapeutic Interventions 414
Psychotropic Drugs 415
Tyrosine Kinase Inhibitor Therapy 415
Summary 416
References 416
Mast Cell Sarcoma 423
Key points 423
Introduction 423
Clinical presentation and prognosis 423
Organs Affected 424
Age Groups Affected 424
Survival 424
Clinical Presentation 426
Therapeutic modalities 428
Summary 430
References 431
Treatment Strategies in Mastocytosis 433
Key points 433
Introduction 433
General considerations 435
CM in children 435
Skin lesions in adults 436
Skin symptoms 436
Gastrointestinal symptoms 437
Other MC mediator–related symptoms 437
Bone disease and osteoporosis 438
Anaphylaxis 439
Kit-targeting therapies 440
Future perspectives 440
Acknowledgments 441
References 441
Index 449