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Pediatric Endoscopy, An Issue of Gastrointestinal Endoscopy Clinics of North America, E-Book

Pediatric Endoscopy, An Issue of Gastrointestinal Endoscopy Clinics of North America, E-Book

Jenifer R. Lightdale

(2016)

Additional Information

Abstract

Over a short few decades, the field of pediatric endoscopy has matured from the exploratory to the routine. Performance of endoscopic procedures in children is now a fundamental aspect of the practice of more than 2000 pediatric gastroenterologists in North America, and endoscopic instruments are increasingly being developed with an eye to their pediatric applications. Ensuring safe and effective endoscopy in children requires specific medical knowledge and technical competency, in addition to appropriately designed equipment and settings. Obtaining consent from parents, as well as assent from patients, for the purposes of performing diagnostic and therapeutic gastrointestinal procedures begins with a deep understanding of risks and benefits that endoscopy affords and is typically gained through formal training in the field. Diagnostic endoscopy may help to confirm common pediatric conditions including eosinophilic esophagitis and inflammatory bowel disease, while therapeutic procedures to treat strictures in the GI tract may help children avoid more invasive surgeries. Using endoscopy in children to achieve hemostasis or to remove commonly swallowed foreign bodies, such as lithium batteries or high-powered magnets, can be lifesaving, and the insertion of feeding tubes can help medically complex patients to thrive. In short, pediatric endoscopy is an integral component of healthcare for children, and gaining and understanding of its best practices may help all clinicians to better recognize its role in pediatric disease outcomes.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Pediatric Endoscopy\r i
Copyright\r ii
Contributors iii
CONSULTING EDITOR iii
EDITOR iii
AUTHORS iii
Contents vii
Foreword: Pediatric Gastrointestinal Endoscopy: A Mature Subspecialty\r vii
Preface: Pediatric Endoscopy\r vii
Setting up the Pediatric Endoscopy Unit\r vii
Training and Assessment in Pediatric Endoscopy\r vii
Informed Consent for Pediatric Endoscopy\r vii
Measuring Quality in Pediatric Endoscopy\r viii
Management of Upper Gastrointestinal Bleeding in Children: Variceal and Nonvariceal\r viii
Lower Gastrointestinal Bleeding in Children\r viii
Button Battery Ingestion in Children: A Paradigm for Management of Severe Pediatric Foreign Body Ingestions\r viii
Pediatric Considerations in Endoscopic Retrograde Cholangiopancreatography\r ix
Role of Endoscopic Ultrasound in Pediatric Disease\r ix
Advances in Pediatric Small Bowel Imaging\r ix
Advances in Pediatric Gastrostomy Placement\r ix
Role of Endoscopy in Diagnosis and Management of Pediatric Eosinophilic Esophagitis\r x
Endoscopic Management of Anastomotic Esophageal Strictures Secondary to Esophageal Atresia \r x
GASTROINTESTINAL ENDOSCOPY CLINICS\rOF NORTH AMERICA\r xi
FORTHCOMING ISSUES xi
April 2016 xi
July 2016 xi
October 2016 xi
RECENT ISSUES xi
October 2015 xi
July 2015 xi
April 2015 xi
Foreword: Pediatric Gastrointestinal Endoscopy: A Mature Subspecialty \r xiii
Preface\r: Pediatric Endoscopy xv
Setting up the Pediatric Endoscopy Unit 1
Key points 1
INTRODUCTION 1
UNIT DESIGN 2
GENERAL ENDOSCOPY UNIT AREAS 3
UNIT SIZE AND CAPACITY 3
REPROCESSING 4
STAFFING THE ENDOSCOPY UNIT 6
AFTER-HOURS COVERAGE 6
EQUIPMENT 9
SUMMARY/DISCUSSION 10
REFERENCES 11
Training and Assessment in Pediatric Endoscopy 13
Key points 13
INTRODUCTION 13
TRAINING 14
Endoscopy Skill Acquisition 14
Endoscopy Training Aids 15
Magnetic endoscopic imagers 15
Simulation-based endoscopy training 15
Training the Pediatric Endoscopy Trainer 17
ASSESSMENT 17
Endoscopic Competence 18
Intent of Assessment: Formative Versus Summative 18
Assessment Aims 20
Current State of Assessment of Pediatric Endoscopy 20
Procedural numbers 21
Tools for Assessment 23
Written knowledge tests 23
Simulation-based assessment 23
Quality metrics in pediatric endoscopy 24
Direct observational assessment tools 25
The Gastrointestinal Endoscopy Competency Assessment Tool for pediatric colonoscopy (GiECATKIDS) 26
SUMMARY 26
REFERENCES 27
Informed Consent for Pediatric Endoscopy 35
Key points 35
INTRODUCTION 35
Components of Informed Consent 36
Pediatric Assent 37
Methods of Consent 37
Expertise in the Procedure 37
DIAGNOSTIC ESOPHAGOGASTRODUODENOSCOPY AND COLONOSCOPY 38
Failure to Disclose 39
INFORMED CONSENT FOR PERFORMING THERAPEUTIC GASTROINTESTINAL PROCEDURES IN CHILDREN 40
CONSENT FOR PLACEMENT OF PERCUTANEOUS ENDOSCOPIC GASTROSTOMY 40
CONSENT FOR SMALL BOWEL ENTEROSCOPY IN CHILDREN 42
CONSENT FOR PEDIATRIC CAPSULE ENDOSCOPY 42
CONSENT FOR NASAL ENDOSCOPY IN CHILDREN 42
CONSENT FOR PEDIATRIC PH/PH IMPEDANCE/WIRELESS PH MONITORING 42
CONSENT FOR ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY IN CHILDREN 43
SUMMARY 43
REFERENCES 43
Measuring Quality in Pediatric Endoscopy 47
Key points 47
INTRODUCTION 47
MEASURING QUALITY THROUGH PROCEDURAL DOCUMENTATION 49
QUALITY AND ENDOSCOPIC TRAINING 51
QUALITY IMPROVEMENT AND MAINTENANCE OF CERTIFICATION 52
PREPROCEDURE ELEMENTS OF QUALITY PEDIATRIC ENDOSCOPY 53
COMPLICATIONS OF PEDIATRIC ENDOSCOPY 55
INTRAPROCEDURAL ELEMENTS OF QUALITY 55
POSTPROCEDURAL ELEMENTS OF QUALITY 58
SUMMARY 59
REFERENCES 59
Management of Upper Gastrointestinal Bleeding in Children 63
Key points 63
INTRODUCTION 63
CAUSE 64
NEONATES 64
INFANTS/TODDLERS 65
OLDER CHILDREN/ADOLESCENTS 65
EVALUATION 65
INTERVENTIONS 67
ENDOSCOPY 67
NONVARICEAL BLEEDING 68
VARICEAL BLEEDS 68
REBLEEDING 69
OBSCURE BLEEDS 70
SUMMARY AND RECOMMENDATIONS 70
REFERENCES 71
Lower Gastrointestinal Bleeding in Children 75
Key points 75
INTRODUCTION 75
DEFINITIONS 76
EPIDEMIOLOGY 76
CLINICAL PRESENTATION AND COURSE 77
ETIOLOGY 77
Solitary Rectal Ulcer Syndrome 77
Polyps and Postpolypectomy Bleeding 78
Dieulafoy Lesion 79
Angiodysplasias and Other Vascular Anomalies 80
Ileocolonic Ulceration 81
Infectious colitis 81
Inflammatory bowel disease 81
Anastomotic ulceration 82
Graft-versus-host disease 82
Heterotopic gastric mucosa 82
Stercoral ulcer 82
Severe Upper Gastrointestinal Bleeding 82
EVALUATION AND RESUSCITATION 83
DIAGNOSTIC ASSESSMENT 84
Endoscopy 84
Technetium-99 Pertechnetate Disodium Scintigraphy (Meckel Scan) 84
Technetium-99–Labeled Red Blood Cell Scan (Nuclear Bleeding Scan) 86
Angiography: Mesenteric and Radiologic 86
Video Capsule Endoscopy 87
Small Bowel Enteroscopy 87
PREENDOSCOPY PREPARATION AND CONSIDERATIONS 87
ENDOSCOPIC HEMOSTASIS 88
Injection Therapy 89
Epinephrine 89
Ethanol 90
Thermal Devices 90
Heater probe 90
Multipolar/Bipolar probe 90
Argon plasma coagulation 91
Clips 91
Emerging Technologies for Hemostasis in Pediatric Lower Gastrointestinal Bleeding 92
Hemospray 92
Over-the-scope clip 93
SUMMARY 93
REFERENCES 93
Button Battery Ingestion in Children 99
Key points 99
INTRODUCTION 99
BACKGROUND 100
CASE DESCRIPTIONS 101
BUTTON BATTERY INGESTION CASE SERIES 102
Case 1 102
Lessons Learned 102
Case 2 102
Lessons Learned 104
Case 3 104
Pediatric Considerations in Endoscopic Retrograde Cholangiopancreatography 119
Key points 119
OVERVIEW 119
INDICATIONS 120
TECHNICAL CONSIDERATIONS 125
Operating Environment 125
Patient Preparation 126
Sedation 126
Pediatric-Specific Equipment 127
ADVERSE EVENTS 128
Pancreatitis 129
Bleeding, Perforation, and Infection 130
The Future of Pediatric Endoscopic Retrograde Cholangiopancreatography 132
SUMMARY 132
REFERENCES 133
Role of Endoscopic Ultrasound in Pediatric Disease 137
Key points 137
INTRODUCTION 137
Special Technical Considerations 138
INDICATIONS 138
Esophagus 140
Congenital esophageal stenosis 141
Eosinophilic esophagitis and gastroesophageal reflux 141
Gastroesophageal varices and portal hypertension 142
Motility disorders 142
Stomach and Duodenum 142
Duodenal duplication 142
Pyloric stenosis 142
Submucosal and vascular lesions 143
Inflammatory bowel disease 143
Anorectal 143
Pancreaticobiliary 144
Pancreas 144
Biliary tree 145
Pancreatitis 146
Liver 146
THERAPEUTIC ENDOSCOPIC ULTRASOUND 148
Endoscopic Cystgastrostomy 148
Celiac Plexus Neurolysis 148
Endoscopic Ultrasound–Guided Biliary Access 149
Other Therapeutic Indications 149
COMPLICATIONS 149
SUMMARY 150
REFERENCES 150
Advances in Pediatric Small Bowel Imaging 155
Key points 155
INTRODUCTION 155
OVERVIEW OF ENTEROSCOPY 156
ENTEROSCOPY TECHNIQUE 157
PATIENT PREPARATION AND PROCEDURAL SEDATION 159
INDICATIONS 160
Obscure Gastrointestinal Bleeding 160
Inflammatory Bowel Disease/Crohn Disease 161
Polyposis Syndromes 162
Roux-en-Y Altered Anatomy 163
COMPLICATIONS 163
TRAINING AND COMPETENCE 164
SPECIAL CONSIDERATIONS 165
SUMMARY 165
REFERENCES 165
Advances in Pediatric Gastrostomy Placement 169
Key points 169
BACKGROUND 169
PERCUTANEOUS ENDOSCOPIC GASTROSTOMY PROCEDURE 170
Complications of Percutaneous Endoscopic Gastrostomy 170
Risk Factors for Complications of Percutaneous Endoscopic Gastrostomy in Children 175
Exchange and Removal of Percutaneous Endoscopic Gastrostomy 177
Alternative Percutaneous Endoscopic Gastrostomy Techniques 177
LAPAROSCOPIC GASTROSTOMY TUBE PLACEMENT 178
Laparoscopic Techniques 179
Percutaneous Endoscopic Gastrostomy Versus Laparoscopic Technique 180
FUTURE OF GASTROSTOMY PLACEMENT 180
REFERENCES 182
Role of Endoscopy in Diagnosis and Management of Pediatric Eosinophilic Esophagitis 187
Key points 187
INTRODUCTION 187
EOSINOPHILIC ESOPHAGITIS DIAGNOSIS AND SURVEILLANCE 188
Endoscopic Findings 188
Radiology 188
Histology 189
Eosinophilic Esophagitis Treatment 190
Dietary therapy 191
Corticosteroid therapy 192
Eosinophilic Esophagitis Surveillance 192
THERAPEUTIC ROLE OF ENDOSCOPY IN EOSINOPHILIC ESOPHAGITIS 192
Emergent Procedures in Eosinophilic Esophagitis 192
Stricture Management and Dilations 193
Challenges with Eosinophilic Esophagitis Management 194
EMERGING METHODS OF DIAGNOSIS AND TREATMENT 194
Molecular Analysis of Eosinophilic Esophagitis Tissue Samples 194
Endoscopic Ultrasonography 195
EndoFLIP 195
Manometry 195
String Test and Cytosponge 196
Serum Testing 196
SUMMARY 196
REFERENCES 196
Endoscopic Management of Anastomotic Esophageal Strictures Secondary to Esophageal Atresia 201
Key points 201
INTRODUCTION 201
ESOPHAGEAL STRICTURE 202
Pathophysiology and Incidence 202
Esophageal Stricture Symptoms and Definitions 202
ESOPHAGEAL STRICTURE TREATMENT 204
Dilation 204
Mechanical (Bougie) Dilators 204
Balloon Dilation 205
Outcomes and Comparative Data 206
TREATMENT THERAPIES FOR REFRACTORY STRICTURES 207
Intralesional Steroid Injection 207
Mitomycin C 208
Stents 209
Incisional Therapy 211
GENERAL APPROACH TO STRICTURE MANAGEMENT 213
REFERENCES 214