About the Companion Website xix

Section I Clinical Signs of Gastrointestinal Disease

Chapter 1 Acute Abdomen 3
Steven L. Marks

Chapter 2 Constipation and Obstipation 10
Albert E. Jergens

Chapter 3 Diarrhea, Acute 15
Erin Portillo

Chapter 4 Diarrhea, Chronic – Canine 20
Jocelyn Mott

Chapter 5 Diarrhea, Chronic – Feline 28
Sina Marsilio

Chapter 6 Dyschezia and Tenesmus 45
Alana Redfern

Chapter 7 Dysphagia 51
Alana Redfern

Chapter 8 Flatulence 58
Gavin Olsen

Chapter 9 Hematemesis 63
Jocelyn Mott

Chapter 10 Hematochezia 70
Julie Stegeman

Chapter 11 Melena 76
Julie Stegeman

Chapter 12 Nutritional Approach to Acute Vomiting and Diarrhea 84
Caitlin Grant, Sarah Dodd and Adronie Verbrugghe

Chapter 13 Ptyalism 88
Valerie J. Parker

Chapter 14 Rectal and Anal Prolapse 95
Eric R. Pope

Chapter 15 Regurgitation 103
Rhonda L. Schulman

Chapter 16 Vomiting, Acute 110
Erin Portillo

Chapter 17 Vomiting, Chronic 116
John M. Crandell

Section II Diseases of the Oral Cavity

Chapter 18 Craniomandibular Osteopathy 127
Nina R. Kieves, Amy N. Zide, Kathleen L. Ham and James Howard

Chapter 19 Feline Eosinophilic Dermatitis 134
Alexander H. Werner Resnick and Karen Helton‐Rhodes

Chapter 20 Oral Neoplasia, Benign 141
Heidi B. Lobprise and Jason W. Soukup

Chapter 21 Oral Neoplasia, Malignant 147
Heidi B. Lobprise and Jason W. Soukup

Chapter 22 Phenobarbital-Responsive Sialadenosis 155
Vivian K. Yau

Chapter 23 Sialadenitis 159
Jo Ann Morrison

Chapter 24 Salivary Mucocele 164
Amy N. Zide, Nina R. Kieves, Kathleen L. Ham and James Howard

Chapter 25 Stomatitis 172
Larry Baker

Chapter 26 Stomatitis, Caudal – Feline 179
Jan Bellows

Section III Diseases of the Esophagus

Chapter 27 Cricopharyngeal Achalasia 189
Romy M. Heilmann and Stanley L. Marks

Chapter 28 Gastroesophageal Diverticula 195
Albert E. Jergens

Chapter 29 Esophageal Fistula 198
Louisa Ho‐Eckart and Eric Zellner

Chapter 30 Esophageal Foreign Bodies 205
Albert E. Jergens

Chapter 31 Esophageal Neoplasia 209
Marlene L. Hauck

Chapter 32 Esophageal Stricture 214
Michael D. Willard

Chapter 33 Esophagitis 220
Steve Hill

Chapter 34 Hiatal Hernia 231
Kathryn A. Pitt, Philipp D. Mayhew and Stanley L. Marks

Chapter 35 Megaesophagus 238
Emilie Chaplow

Chapter 36 Nutritional Approach to Gastroesophageal Reflux Disease and Megaesophagus 247
Caitlin Grant, Sarah Dodd and Adronie Verbrugghe

Chapter 37 Spirocerca lupi 251
Jocelyn Mott

Section IV Diseases of the Stomach

Chapter 38 Gastric and Intestinal Motility Disorders 259
Jo Ann Morrison

Chapter 39 Gastric Dilation-Volvulus 266
April Blong

Chapter 40 Gastric Neoplasia, Benign 273
Jennifer A. Mahoney

Chapter 41 Gastric Neoplasia, Malignant 278
Jennifer A. Mahoney

Chapter 42 Gastric Parasites 285
Jeba Jesudoss Chelladurai and Matt T. Brewer

Chapter 43 Gastritis, Acute 289
Romy M. Heilmann

Chapter 44 Gastritis, Atrophic 296
Jessica M. Clemans

Chapter 45 Gastritis, Chronic 300
Michelle Pressel

Chapter 46 Gastroduodenal Ulceration/Erosion 306
Michael D. Willard

Chapter 47 Gastroesophageal Reflux 313
Albert E. Jergens

Chapter 48 Helicobacter-Associated Gastritis 317
Jan S. Suchodolski

Chapter 49 Hypertrophic Pyloric Gastropathy, Chronic 324
Steven L. Marks

Section V Diseases of the Intestines

Chapter 50 Bilious Vomiting Syndrome 331
Romy M. Heilmann and David C. Twedt

Chapter 51 Canine Parvovirus Infection 337
Willem J. Botha and Johan P. Schoeman

Chapter 52 Cobalamin Deficiency 345
Jorg M. Steiner

Chapter 53 Cryptosporidiosis 350
Jeba Jesudoss Chelladurai and Matt T. Brewer

Chapter 54 Diarrhea, Antibiotic Responsive 354
Karin Allenspach

Chapter 55 Enteritis, Bacterial 360
Krysta Deitz

Chapter 56 Enterocolitis, Granulomatous 370
Sina Marsilio

Chapter 57 Feline Viral Enterides 378
Jennifer E. Slovak

Chapter 58 Food Reactions (Gastrointestinal), Adverse 384
Laura Van Vertloo and Albert E. Jergens

Chapter 59 Fungal Enteritides 389
Jean-Sebastien Palerme

Chapter 60 Gastroenteritis, Eosinophilic 396
Michelle Pressel

Chapter 61 Gastroenteritis, Hemorrhagic 402
Michael Curtis

Chapter 62 Gastroenteritis, Lymphocytic‐Plasmacytic 409
John M. Crandell

Chapter 63 Gastrointestinal Obstruction 418
Jean-Sebastien Palerme and Albert E. Jergens

Chapter 64 Gastrointestinal Lymphoma, Canine 425
Steven E. Suter

Chapter 65 Gastrointestinal Lymphoma, Feline 431
Jennifer A. Mahoney

Chapter 66 Giardiasis 438
Jeba Jesudoss Chelladurai and Matt T. Brewer

Chapter 67 Gluten-Sensitive Enteropathy in Irish Setters 441
Krysta Deitz

Chapter 68 Immunoproliferative Enteropathy of Basenjis 444
Gavin Olsen

Chapter 69 Inflammatory Bowel Disease 449
Albert E. Jergens

Chapter 70 Intestinal Dysbiosis 454
Jan S. Suchodolski and Jorg M. Steiner

Chapter 71 Intestinal Neoplasia, Benign 460
Carrie A. Wood

Chapter 72 Intestinal Neoplasia, Malignant 464
Carrie A. Wood

Chapter 73 Intussusception 470
Louisa Ho‐Eckart and Eric Zellner

Chapter 74 Irritable Bowel Syndrome 478
Alana Redfern

Chapter 75 Lymphangiectasia 484
Michael D. Willard

Chapter 76 Nutritional Approach to Chronic Enteropathies 490
Sarah Dodd, Caitlin Grant and Adronie Verbrugghe

Chapter 77 Parasites, Gastrointestinal 506
Jeba Jesudoss Chelladurai and Matt T. Brewer

Chapter 78 Protein‐Losing Enteropathy 513
Jorg M. Steiner

Chapter 79 Salmon Poisoning Disease 521
Jennifer E. Slovak

Chapter 80 Short Bowel Syndrome 526
Krysta Deitz

Section VI Diseases of the Colon

Chapter 81 Atresia Ani 533
Eric Zellner and Louisa Ho‐Eckart

Chapter 82 Clostridial Enterotoxicosis 539
Jennifer E. Slovak

Chapter 83 Colitis and Proctitis 546
Jo Ann Morrison

Chapter 84 Colitis, Histiocytic Ulcerative 554
Jo Ann Morrison

Chapter 85 Colonic Neoplasia, Benign 559
Carrie A. Wood

Chapter 86 Colonic Neoplasia, Malignant 564
Marlene L. Hauck

Chapter 87 Fiber‐Responsive Large Bowel Diarrhea 568
Michael S. Leib

Chapter 88 Megacolon 573
Laura Van Vertloo and Albert E. Jergens

Chapter 89 Perianal Fistula 581
Eric R. Pope

Chapter 90 Perineal Hernia 588
Fiona M. Little

Chapter 91 Rectal Stricture 593
Eric R. Pope

Chapter 92 Rectoanal Polyps 601
Eric R. Pope

Chapter 93 Trichomoniasis 608
Jeba Jesudoss Chelladurai and Matt T. Brewer

Section VII Diseases of the Pancreas

Chapter 94 Nutritional Approach to Exocrine Pancreas Disease 613
Caitlin Grant, Sarah Dodd and Adronie Verbrugghe

Chapter 95 Exocrine Pancreatic Insufficiency 621
Jorg M. Steiner

Chapter 96 Pancreatic Abscess 628
Panagiotis G. Xenoulis

Chapter 97 Pancreatic Neoplasia 632
Nick Dervisis

Chapter 98 Pancreatic Nodular Hyperplasia 637
Kate Holan

Chapter 99 Pancreatic Parasites 640
Jessica C. Pritchard

Chapter 100 Pancreatic Pseudocyst 645
Panagiotis G. Xenoulis

Chapter 101 Pancreatitis, Canine 649
Jean-Sebastien Palerme and Albert E. Jergens

Chapter 102 Pancreatitis, Feline 656
Albert E. Jergens

Section VIII Clinical Signs of Hepatobiliary Disease

Chapter 103 Icterus 665
Jean‐Sebastien Palerme

Chapter 104 Coagulopathy of Liver Disease 673
Peter J. Fernandes

Section IX Diseases of the Liver

Chapter 105 Arteriovenous Malformation of the Liver 681
Ashleigh Seigneur

Chapter 106 Cholangitis/Cholangiohepatitis Syndrome 687
Jo Ann Morrison

Chapter 107 Cholangitis, Destructive 697
Jonathan A. Lidbury

Chapter 108 Cirrhosis and Fibrosis of the Liver 702
Jo Ann Morrison

Chapter 109 Copper-Associated Hepatopathy 711
Jo Ann Morrison

Chapter 110 Ductal Plate Malformation 721
Jo Ann Morrison

Chapter 111 Glycogen Storage Disease 729
Jessica C. Pritchard and Sharon A. Center

Chapter 112 Glycogen‐Type Vacuolar Hepatopathy 734
Ashleigh Seigneur

Chapter 113 Hepatic Amyloid 742
Kate Holan

Chapter 114 Hepatic Encephalopathy 748
Manolis K. Chatzis and Panagiotis G. Xenoulis

Chapter 115 Hepatic Failure, Acute 755
Yuri A. Lawrence

Chapter 116 Hepatic Lipidosis 763
Panagiotis G. Xenoulis

Chapter 117 Hepatic Neoplasia, Benign 771
Nick Dervisis

Chapter 118 Hepatic Neoplasia, Malignant 775
Nick Dervisis

Chapter 119 Hepatic Nodular Hyperplasia and Dysplastic Hyperplasia 781
Sean P. McDonough and Sharon A. Center

Chapter 120 Hepatitis, Chronic 786
Sean P. McDonough and Sharon A. Center

Chapter 121 Hepatitis, Granulomatous 796
Jocelyn Mott

Chapter 122 Hepatitis, Infectious (Viral) Canine 801
Kate Holan

Chapter 123 Hepatitis, Lobular Dissecting 807
Jonathan A. Lidbury

Chapter 124 Hepatitis, Nonspecific, Reactive 813
Jonathan A. Lidbury

Chapter 125 Hepatitis, Suppurative and Hepatic Abscess 817
Ashleigh Seigneur

Chapter 126 Hepatopathy, Hyperthyroidism – Feline 823
Jonathan A. Lidbury

Chapter 127 Hepatopathy, Infectious 828
Yuri A. Lawrence and Randi Gold

Chapter 128 Hepatoportal Microvascular Dysplasia 836
Sean P. McDonough and Sharon A. Center

Chapter 129 Hepatotoxins 843
Michael D. Willard

Chapter 130 Hypertension, Portal 850
Jo Ann Morrison

Chapter 131 Leptospirosis 858
Mathios E. Mylonakis

Chapter 132 Nutritional Approach to Hepatobiliary Diseases 866
Sarah Dodd, Caitlin Grant and Adronie Verbrugghe

Chapter 133 Portosystemic Shunting, Acquired 878
Julie Stegeman

Chapter 134 Portosystemic Vascular Anomaly, Congenital 885
Kathleen L. Ham, James Howard, Amy N. Zide and Nina R. Kieves

Section X Diseases of the Biliary Tract

Chapter 135 Bile Duct Obstruction (Extrahepatic) 901
Jocelyn Mott

Chapter 136 Biliary Duct or Gallbladder Rupture and Bile Peritonitis 910
Rebecca A.L. Walton

Chapter 137 Biliary Neoplasia 918
Christine Mullin and Craig A. Clifford

Chapter 138 Cholecystitis and Choledochitis 925
Yuri A. Lawrence

Chapter 139 Cholecystitis, Emphysematous 932
Vivian K. Yau

Chapter 140 Cholelithiasis 937
Jocelyn Mott

Chapter 141 Gallbladder Mucocele 943
James Howard, Kathleen L. Ham, Amy N. Zide and Nina R. Kieves

Index 953