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Pediatric Cancer Genetics

Pediatric Cancer Genetics

Nathaniel H. Robin | Meagan Farmer

(2017)

Additional Information

Book Details

Abstract

Get a quick, expert overview of the many key facets of pediatric cancer genetics with this concise, practical resource by Dr. Nathaniel H. Robin and Meagan Farmer, MS, CGC, MBA. Ideal for pediatric oncologists and all providers who care for children, this easy-to-read reference addresses the remarkable potential of genetic testing as well as the complexities of choosing the correct test, understanding the results, and counseling the family.

  • Features a wealth of information on pediatric cancer genetics, including the epidemiology and biology of cancer and the genetic evaluation process and role of genetic counselors.
  • Highlights examples of syndromes that present in childhood and increase susceptibility to cancer.
  • Discusses the genetic evaluation process in context of the multidisciplinary care of children with cancer.
  • Considers the ethical and legal issues of genetic testing in children and provides illustrative case examples.
  • Consolidates today’s available information and guidance in this timely area into one convenient resource.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Pediatric Cancer Genetics i
Pediatric Cancer Genetics iii
Copyright iv
List of Contributors v
Preface vii
REFERENCES viii
FURTHER READING viii
Contents ix
1 - Epidemiology of Childhood Cancer 1
INTRODUCTION 1
PEDIATRIC CANCER INCIDENCE BY AGE AND CANCER TYPE 1
PEDIATRIC CANCER INCIDENCE BY GENDER 3
PEDIATRIC CANCER INCIDENCE BY RACE/ETHNICITY 5
TRENDS IN PEDIATRIC CANCER INCIDENCE OVER TIME 5
MORTALITY RATES FOR CHILDHOOD AND ADOLESCENT CANCER 7
SURVIVAL RATES FOR CHILDHOOD AND ADOLESCENT CANCER 8
CHILDHOOD CANCER SURVIVORSHIP 10
RISK FACTORS FOR PEDIATRIC MALIGNANCY 11
ENVIRONMENTAL/EXTRINSIC RISK FACTORS 12
Chemotherapy 12
Ionizing Radiation 12
Other Environmental/Extrinsic Exposures 13
INTRINSIC RISK FACTORS 14
GENETIC RISK FACTORS 16
REFERENCES 18
2 - The Genetic Evaluation of a Child With Cancer 21
INTRODUCTION 21
THE BENEFITS OF MAKING A GENETIC DIAGNOSIS 21
INDICATIONS FOR A GENETICS REFERRAL 22
The Child With Multiple Anomalies 22
The Patient With Developmental Delay 23
THE GENETICS EVALUATION 23
PERSONAL AND FAMILY HISTORY 23
ISOLATED VERSUS SYNDROMIC 24
THE GENETICS PHYSICAL EXAMINATION 24
THE SIGNIFICANCE OF MINOR ANOMALIES 27
HOW TO IDENTIFY A GENETIC SYNDROME/MAKE A DIAGNOSIS 28
REEVALUATION AND FOLLOW-UP 30
REFERENCES 31
FURTHER READING 31
3 - Genetic Counseling 33
INTRODUCTION TO GENETIC COUNSELING 33
ELEMENTS OF GENETIC COUNSELING SESSIONS 34
MEDICAL HISTORY 34
FAMILY HISTORY 34
RISK ASSESSMENT 35
DISCUSSION OF GENETIC TESTING 35
INFORMED CONSENT FOR GENETIC TESTING 36
RESULT DISCLOSURE 36
PSYCHOSOCIAL ASSESSMENT AND SUPPORT 37
REFERRAL INDICATIONS FOR GENETIC COUNSELING 37
REFERENCES 38
4 - Cancer Genetics and Biology 41
GENETICS OF TUMOR INITIATION AND PROGRESSION—DEFINING THE GENOMIC LANDSCAPE OF PEDIATRIC TUMORS 41
BIOLOGIC HALLMARKS OF CANCER DEVELOPMENT 42
Sustaining Abnormal Proliferation 42
Circumventing Growth Suppressors 43
Resisting Cell Death 43
Enabling Replicative Immortality 44
Inducing Angiogenesis 44
Activating Invasion and Metastasis 44
THE ROLE OF THE TUMOR MICROENVIRONMENT 45
FUTURE DIRECTIONS 46
REFERENCES 46
5 - Genetic Testing Techniques 47
INTRODUCTION 47
SOMATIC VERSUS GERMLINE GENETIC VARIATION 47
CYTOGENETIC VERSUS MOLECULAR GENETIC TESTING 47
CLASSIFICATION OF GENETIC VARIATION 49
CYTOGENETIC ANALYSIS 49
Types of variants detected 49
Benefits 51
Limitations 51
Types of variants detected 52
Benefits 52
Limitations 52
Types of variants detected 53
Benefits 53
Limitations 54
6 - Genetic Syndromes With an Associated Cancer Risk 65
INTRODUCTION 65
DYSMORPHIC FEATURES AND MULTIPLE CONGENITAL ANOMALIES 66
Trisomy 21 66
ABNORMALITIES OF GROWTH 68
Fanconi Anemia 68
Beckwith-Wiedemann Syndrome 69
DERMATOLOGIC ABNORMALITIES 70
Neurofibromatosis26 70
Xeroderma Pigmentosum 71
INBORN DISORDERS OF METABOLISM 72
INCIDENTAL DETECTION OF GENETIC CANCER PREDISPOSITION 72
REFERENCES 74
7 - Cancer Syndromes That Present in Childhood 77
INTRODUCTION 77
CONSTITUTIONAL MISMATCH REPAIR DEFICIENCY 77
DICER1 SYNDROME 78
FAMILIAL ADENOMATOUS POLYPOSIS 78
FAMILIAL NEUROBLASTOMA 79
HEREDITARY PARAGANGLIOMA-PHEOCHROMOCYTOMA SYNDROMES 80
HERITABLE RETINOBLASTOMA 81
JUVENILE POLYPOSIS SYNDROME 81
LI-FRAUMENI SYNDROME 82
MULTIPLE ENDOCRINE NEOPLASIA TYPE 1 83
MULTIPLE ENDOCRINE NEOPLASIA TYPE 2 84
NEUROFIBROMATOSIS TYPE 2 84
PEUTZ-JEGHERS SYNDROME 85
PTEN HAMARTOMA TUMOR SYNDROME 86
RHABDOID TUMOR PREDISPOSITION SYNDROME 1 87
VON HIPPEL-LINDAU SYNDROME 87
REFERENCES 88
8 - Ethical and Legal Issues 93
INTRODUCTION 93
BIOETHICAL PRINCIPLES 93
RIGHT TO KNOW/DUTY TO KNOW 94
RIGHT NOT TO KNOW 94
DUTY TO WARN 94
GENETIC EXCEPTIONALISM 95
LEGAL PROTECTION OF GENETIC INFORMATION 96
THE SPECIAL SITUATION OF GENETIC TESTING OF CHILDREN 97
BIOETHICAL REASONING 97
CASE EXAMPLES 98
Case 1 98
Case 2A 99
Case 2B 99
REFERENCES 100
9 - Multidisciplinary Care of the Pediatric Cancer Patient 101
MEDICAL THERAPIES FOR PEDIATRIC CANCER 101
Chemotherapy 101
Immunotherapy 103
Radiation Therapy 104
Surgery 104
PSYCHOSOCIAL CARE DELIVERY 105
Phases of Cancer Treatment and Psychosocial Services 105
Diagnosis and initial treatment 105
Managing the shock of diagnosis 105
Managing disruptions in daily life 106
Communicating about the diagnosis 106
Information and decision-making 106
Dealing with child/teen’s physical changes and psychologic reactions 107
Sibling reactions 107
Maintaining and accessing social support 107
Remission 107
Adjustment and impact on family 107
Completing Treatment and Survivorship 108
Ambivalent feelings 108
Medical late effects 108
Disease Recurrence and Death 108
ROLE OF PALLIATIVE CARE THROUGHOUT TREATMENT 108
REFERENCES 111
10 - Case Examples 115
Index 121
A 121
B 121
C 121
D 121
E 121
F 121
G 122
H 122
I 122
J 122
K 122
L 123
M 123
N 123
O 123
P 123
R 123
S 123
T 123
V 123
W 123
X 123