Menu Expand
Obesity, An Issue of Endocrinology and Metabolism Clinics of North America, E-Book

Obesity, An Issue of Endocrinology and Metabolism Clinics of North America, E-Book

Caroline M. Apovian | Nawfal W. Istfan

(2016)

Additional Information

Book Details

Abstract

This issue of Endocrinology and Metabolism Clinics, guest edited by Drs. Caroline M. Apovian and Nawfal Istfan, is devoted to Obesity. Articles in this comprehensive issue include: Guidelines for Obesity Management; Obesity is a Disease; Pharmacotherapy for Obesity; Bariatric Surgery Mechanisms; Diabetes Treatment in the Patient with Obesity; Adipose Tissue: Inflammation and the Endocrine Organ; Behavioral Treatment of the Patient with Obesity; The Role of Macronutrient Content in the Diet for Weight Loss and Weight Maintenance; Substrate Oxidation and Brown Adipose Tissue; Brown and Beige Adipose Tissue: Therapy for Obesity?; Ethnic Differences in Diabetes Lipids HTN and Obesity; Genetics of Bariatric Surgery Outcomes; Leptin and Hormones: Energy Homeostatis; Bariatric Surgery Clinical Outcomes; Medical Devices for Obesity; Adolescent Bariatric Surgery; Psychological Aspects of Obesity; and Nutrient Timing.

Table of Contents

Section Title Page Action Price
Front Cover Cover
Obesity\r i
Copyright\r ii
Contributors iii
CONSULTING EDITORS iii
EDITORS iii
AUTHORS iii
Contents vii
Foreword: Obesity\r vii
Preface: Obesity: Guidelines, Best Practices, New Research\r vii
Guidelines for Obesity Management\r vii
Regarding Obesity as a Disease: Evolving Policies and Their Implications\r vii
Pharmacotherapy for Obesity\r vii
Potential Mechanisms Mediating Sustained Weight Loss Following Roux-en-Y Gastric Bypass and Sleeve Gastrectomy\r viii
Type 2 Diabetes Treatment in the Patient with Obesity\r viii
Behavioral Treatment of the Patient with Obesity\r viii
The Role of Macronutrient Content in the Diet for Weight Management\r ix
Brown and Beige Adipose Tissue: Therapy for Obesity and Its Comorbidities?\r ix
Genetics of Bariatric Surgery Outcomes\r ix
Leptin and Hormones: Energy Homeostasis\r ix
Bariatric Surgery: Overview of Procedures and Outcomes\r x
Medical Devices in the Treatment of Obesity\r x
Update on Adolescent Bariatric Surgery\r x
The Psychosocial Burden of Obesity\r x
Energy and Nutrient Timing for Weight Control Does Timing of Ingestion Matter?\r xi
ENDOCRINOLOGY AND\rMETABOLISM CLINICS OF\rNORTH AMERICA\r xii
FORTHCOMING ISSUES xii
December 2016 xii
March 2017 xii
June 2017 xii
RECENT ISSUES xii
June 2016 xii
March 2016 xii
December 2015 xii
Foreword:\rObesity xiii
Preface:\rObesity: Guidelines, Best Practices, New Research xvii
Guidelines for Obesity Management 501
Key points 501
INTRODUCTION 501
METHODOLOGY DETERMINES SCOPE 502
DIAGNOSIS OF OBESITY AND STAGING OF DISEASE: DECIDING APPROPRIATE CANDIDATES FOR MEDICAL INTERVENTION 502
CHOICE OF INITIAL TREATMENT APPROACH 503
COMPREHENSIVE LIFESTYLE INTERVENTION 506
DIETS FOR WEIGHT LOSS 506
PHYSICAL ACTIVITY 507
PHARMACOTHERAPY 507
BARIATRIC SURGERY 507
CURRENT CONTROVERSIES AND FUTURE DIRECTION 508
SUMMARY 508
REFERENCES 509
Regarding Obesity as a Disease 511
Key points 511
INTRODUCTION 511
DEFINING WHAT IS A DISEASE 512
Scientific 512
Forensic 512
Utilitarian 512
MILESTONES IN REGARDING OBESITY AS A DISEASE AND THEIR POLICY IMPLICATIONS 513
INITIAL PUBLIC RESPONSE TO THE AMERICAN MEDICAL ASSOCIATION DECISION 514
Relief and Agreement 514
Concern About Weight Discrimination 514
Concern About Personal Responsibility 514
POTENTIAL EFFECTS OF REGARDING OBESITY AS A DISEASE 515
Public Understanding of Obesity 515
Stigma 516
Prevention 516
Treatment 516
Insurance Reimbursement 516
Medical Education 516
Consumer Protection 517
Discrimination 517
Credibility 517
IMPLICATIONS FOR OBESITY RESEARCH 517
SUMMARY 518
REFERENCES 518
Pharmacotherapy for Obesity 521
Key points 521
INTRODUCTION 521
PHENTERMINE 522
Dosing/Administration 523
Side Effects 523
Drug-Drug Interactions 523
Contraindications 526
ORLISTAT (XENICAL) 526
Dosing/Administration 527
Side Effects 527
Drug-Drug Interactions 527
Contraindications 527
PHENTERMINE/TOPIRAMATE EXTENDED RELEASE (QSYMIA) 527
Dosing/Administration 528
Side Effects 529
Drug-Drug Interactions 529
Contraindications 529
LORCASERIN (BELVIQ) 529
Dosing/Administration 530
Side Effects 531
Drug-Drug Interactions 531
Contraindications 531
BUPROPION SUSTAINED RELEASE/NALTREXONE SUSTAINED RELEASE (CONTRAVE) 531
Dosing/Administration 532
Side Effects 533
Drug-Drug Interactions 533
Contraindications 533
LIRAGLUTIDE (SAXENDA) 533
Dosing/Administration 534
Side Effects 534
Drug-Drug Interactions 535
Contraindications 535
FUTURE CONSIDERATIONS/SUMMARY 535
REFERENCES 535
Potential Mechanisms Mediating Sustained Weight Loss Following Roux-en-Y Gastric Bypass and Sleeve Gastrectomy 539
Key points 539
INTRODUCTION 539
HISTORICAL PERSPECTIVES 540
ROUX-EN-Y GASTRIC BYPASS 540
SLEEVE GASTRECTOMY 542
BODY WEIGHT REGULATION AND THE IMPACT OF OBESITY 543
Why Is Weight Loss Maintenance Through Nonsurgical Means So Difficult? 544
Sustained Weight Loss Following Bariatric Surgery 544
Mechanisms Other Than Restriction and Malabsorption Are at Play 544
EATING BEHAVIOR CHANGES FOLLOWING ROUX-EN-Y GASTRIC BYPASS AND SLEEVE GASTRECTOMY 546
POTENTIAL MECHANISMS UNDERLYING EATING BEHAVIOR CHANGES AFTER SURGERY IN HUMANS 546
Gut Hormones 546
Bile Acids and Microbiome 547
Enteroplasticity 547
THE FUTURE: KNIFELESS SURGERY? 548
REFERENCES 548
Type 2 Diabetes Treatment in the Patient with Obesity 553
Key points 553
INTRODUCTION 553
MANAGEMENT OF TYPE 2 DIABETES FOLLOWING LIFESTYLE MODIFICATION 554
MANAGEMENT OF TYPE 2 DIABETES USING PHARMACOLOGY 555
Insulin Sensitizers 555
Thiazolidinediones 555
Insulin Secretagogues and β-Cell Function Agonists 556
Sulfonylureas 556
Incretin analogues 556
Dipeptidyl-pepidase-IV inhibitors 556
Insulin 557
Novel Glycemic Medication: Sodium-Glucose Cotransporter 2 Inhibitors 557
Weight Loss Agents that Provide Glycemic Benefit 557
Phentermine-topiramate 557
Orlistat 557
Lorcaserin 558
Naltrexone-bupropion 558
MANAGEMENT OF TYPE 2 DIABETES WITH BARIATRIC SURGERY 558
CLINICAL IMPLICATIONS AND CONCLUSIONS 559
REFERENCES 560
Behavioral Treatment of the Patient with Obesity 565
Key points 565
INTRODUCTION 565
OVERVIEW OF BEHAVIORAL TREATMENT 566
PRINCIPAL COMPONENTS OF BEHAVIORAL TREATMENT 566
Diet 566
Self-Monitoring 567
Stimulus Control 567
Goal Setting 567
Problem-Solving 567
Physical Activity 570
STRUCTURE AND FREQUENCY OF BEHAVIORAL WEIGHT CONTROL 570
SHORT-TERM AND LONG-TERM WEIGHT LOSSES 571
Short-Term Efficacy 571
Long-Term Efficacy 571
IMPROVING THE MAINTENANCE OF LOST WEIGHT 572
Weight Loss Maintenance Sessions 572
High Levels of Physical Activity 572
HEALTH BENEFITS OF LIFESTYLE MODIFICATION FOR OBESITY 574
NEW DEVELOPMENTS IN THE DELIVERY OF LIFESTYLE MODIFICATION 574
Telephone-Delivered Programs 575
Digitally-Delivered Programs 576
SUMMARY 576
ACKNOWLEDGMENTS 577
REFERENCES 577
The Role of Macronutrient Content in the Diet for Weight Management 581
Key points 581
INTRODUCTION 581
Historical Introduction 581
Diets for Weight Loss 583
Macronutrient Composition of Diets and Their Effects on Weight Loss 588
Very-low-calorie diets 590
Carbohydrate, low-carbohydrate diets, and sugar-sweetened beverages 591
Dietary fat, energy density, and low-fat diets 592
Low glycemic-index diets 592
High-protein diets 593
Mediterranean diets 594
Comparison of Diets with Different Macronutrient Compositions 595
Commercial Programs for Weight Loss 596
Association of Dietary Macronutrients with Successful Maintenance of Long-term Weight Loss 597
Higher-protein diets and the maintenance of weight loss 597
Low-fat diets and the Mediterranean diet for the maintenance of weight loss 599
FUTURE CONSIDERATIONS/SUMMARY 600
REFERENCES 600
Brown and Beige Adipose Tissue 605
Key points 605
INTRODUCTION 605
FEATURE CHARACTERISTICS, AND PHYSIOLOGIC AND METABOLIC PHENOTYPE OF THERMOGENIC ADIPOCYTES 606
THE MECHANISM OF BROWN ADIPOSE TISSUE ACTIVATION AND BROWNING OF WHITE ADIPOSE TISSUE 608
MODULATION OF BEIGE ADIPOCYTE FORMATION IN HUMAN INTERVENTION TRIALS 609
Exercise Intervention 609
Dietary Intervention 610
Bariatric Surgery 611
FAT MASS AND OBESITY GENES AND BROWNING OF ADIPOSE TISSUE 611
CONTRIBUTION OF BROWN ADIPOSE TISSUE THERMOGENESIS TO ENERGY EXPENDITURE 612
THE ROLE OF BROWN ADIPOSE TISSUE BEYOND ENERGY BALANCE 613
SUMMARY 614
REFERENCES 615
Genetics of Bariatric Surgery Outcomes 623
Key points 623
INTRODUCTION 623
HERITABILITY OF WEIGHT LOSS OUTCOMES 624
CANDIDATE GENES AND BARIATRIC WEIGHT LOSS 624
GENOME-WIDE ASSOCIATION STUDIES OF BARIATRIC WEIGHT LOSS 625
FARNESOID X RECEPTOR–REGULATED OBESITY GENES 625
FARNESOID X RECEPTOR AND TYPE 2 DIABETES MELLITUS 627
BARIATRIC LIPID OUTCOMES AND FARNESOID X RECEPTOR–REGULATED GENES 627
BARIATRIC SURGERY AND NONALCOHOLIC FATTY LIVER DISEASE 629
SUMMARY 629
REFERENCES 630
Leptin and Hormones 633
Key points 633
INTRODUCTION 633
STRUCTURE, PRODUCTION, AND SIGNALING OF LEPTIN 634
CENTRAL ACTION OF LEPTIN 634
PERIPHERAL ACTION OF LEPTIN 635
Adipose Tissue, Muscle, Liver, and Gastrointestinal Tract 635
Leptin and Other Peripheral Hormones 636
LEPTIN IN ENERGY DEPRIVATION 636
Starvation 636
Acquired Functional Decrease in Adipose Mass 636
Partial or Total Decrease in Adipose Mass in Lipodystrophies 637
LEPTIN IN ENERGY EXCESS 637
LEPTIN THERAPEUTIC APPLICATIONS—FUTURE CONSIDERATIONS 638
REFERENCES 638
Bariatric Surgery 647
Key points 647
INTRODUCTION 647
CURRENT SURGICAL BARIATRIC PROCEDURES 648
LAPAROSCOPIC ROUX-EN-Y GASTRIC BYPASS 648
Weight Loss Results 649
Resolution of Comorbidities 649
Medical Devices in the Treatment of Obesity 657
Key points 657
INTRODUCTION 657
SPACE-OCCUPYING DEVICES 658
Orbera BioEnterics Intragastric Balloon 658
ReShape Duo Integrated Dual Balloon System 660
VAGAL BLOCKADE 661
Maestro System 661
INVESTIGATIONAL DEVICES 662
Endobarrier 662
AspireAssist 664
FUTURE CONSIDERATIONS/SUMMARY 664
REFERENCES 664
Update on Adolescent Bariatric Surgery 667
Key points 667
BACKGROUND 667
ROLE OF BARIATRIC SURGERY 668
ELIGIBILITY CRITERIA 669
PREOPERATIVE EVALUATION 669
WEIGHT LOSS PROCEDURES 669
Adjustable Gastric Band 669
Vertical Sleeve Gastrectomy 670
Roux-en-Y Gastric Bypass 670
OUTCOMES 670
Weight Loss/Maintenance 670
Comorbidities Change 671
Complications 672
LIMITATIONS AND FUTURE DIRECTIONS 673
SUMMARY 674
REFERENCES 674
The Psychosocial Burden of Obesity 677
Key points 677
PSYCHOSOCIAL FUNCTIONING OF PERSONS WITH OBESITY 678
Depression 678
Eating Disorders 678
Anxiety 679
Substance Abuse 679
Mental Health Treatment 679
Self-Esteem 679
Quality of Life and Body Image 679
Sexual Abuse, Physical Abuse, and Emotional Neglect 680
Stigma and Discrimination 680
MOTIVATIONS FOR AND EXPECTATIONS OF WEIGHT LOSS TREATMENT 680
EVALUATION OF PSYCHOSOCIAL FUNCTIONING BEFORE WEIGHT LOSS TREATMENT 681
CHANGES IN PSYCHOSOCIAL FUNCTIONING FOLLOWING WEIGHT LOSS 681
PSYCHOLOGICAL COMPLICATIONS FOLLOWING WEIGHT LOSS 682
Suboptimal Weight Loss 682
Depression and Suicide 682
Body Image Dissatisfaction 683
Substance Abuse 683
SUMMARY 683
REFERENCES 684
Energy and Nutrient Timing for Weight Control 689
Key points 689
INTRODUCTION 689
EPIDEMIOLOGY OF EATING PATTERNS 690
EATING FREQUENCY 690
IRREGULAR EATING AND SKIPPING MEALS 695
Irregular Eating 695
Skipping Meals/Breakfast 700
FUTURE CONSIDERATIONS/SUMMARY 710
REFERENCES 711
Index 719