SECTION 1

ESOPHAGUS

Nonneoplastic

Tracheoesophageal Fistula   Alexandros D. Polydorides, MD, Phd

1-2

Esophageal Duplication Cyst   Alexandros D. Polydorides, MD, Phd

1-4

Inlet Patch   Alexandros D. Polydorides, MD, Phd

1-6

Esophageal Webs and Rings   Alexandros D. Polydorides, MD, Phd

1-8

Esophageal Diverticula   Alexandros D. Polydorides, MD, Phd

1-10

Esophageal Varices   Alexandros D. Polydorides, MD, Phd

1-14

Esophageal Tears and Perforations   Alexandros D. Polydorides, MD, Phd

1-16

Achalasia   Alexandros D. Polydorides, MD, Phd

1-18

Gastroesophageal Reflux Disease   Alexandros D. Polydorides, MD, Phd

1-22

Eosinophilic Esophagitis   Alexandros D. Polydorides, MD, Phd

1-26

Pill-Induced Esophagitis   Elizabeth A. Montgomery, MD

1-28

Corrosive Damage (Lye)   Elizabeth A. Montgomery, MD

1-30

Sloughing Esophagitis   Julianne K. Purdy, MD

1-32

Candidal Esophagitis   Laura W. Lamps, MD

1-34

HIV-Associated Ulcers   Laura W. Lamps, MD

1-36

Barrett Esophagus   Elizabeth A. Montgomery, MD

1-38

Neoplastic

Dysplasia in Barrett Esophagus   Elizabeth A. Montgomery, MD

1-42

Adenocarcinoma, Esophagus   Elizabeth A. Montgomery, MD

1-50

Squamous Papilloma   Elizabeth A. Montgomery, MD

1-52

Squamous Dysplasia   Elizabeth A. Montgomery, MD

1-54

Squamous Cell Carcinoma, Esophagus   Elizabeth A. Montgomery, MD

1-56

Fibrovascular Polyp   Elizabeth A. Montgomery, MD

1-58

Granular Cell Tumor   Elizabeth A. Montgomery, MD

1-60

SECTION 2

STOMACH

Nonneoplastic

Pyloric Stenosis   Amitabh Srivastava, MD

2-2

Gastric Antral Vascular Ectasia   Amitabh Srivastava, MD

2-4

Dieulafoy Lesion   Alexandros D. Polydorides, MD, Phd

2-6

Portal Hypertensive Gastropathy   Amitabh Srivastava, MD

2-8

Acute Hemorrhagic Gastritis   Gregory Y. Lauwers, MD

2-10

Chemical Gastropathy   Gregory Y. Lauwers, MD

2-12

Gastric Mucosal Calcinosis   Gregory Y. Lauwers, MD

2-14

Iron Gastropathy   Gregory Y. Lauwers, MD

2-16

Gastric Ulcers   Gregory Y. Lauwers, MD

2-18

Carditis   Amitabh Srivastava, MD

2-20

Helicobacter Pylori   Gregory Y. Lauwers, MD

2-22

Helicobacter Heilmannii   Amitabh Srivastava, MD

2-26

Multifocal Atrophic Gastritis   Amitabh Srivastava, MD

2-28

Autoimmune Gastritis   Gregory Y. Lauwers, MD

2-30

Lymphocytic Gastritis   Gregory Y. Lauwers, MD

2-32

Eosinophilic Gastroenteritis   Gregory Y. Lauwers, MD

2-34

Granulomatous Gastritis   Gregory Y. Lauwers, MD

2-36

Phlegmonous Gastritis   Amitabh Srivastava, MD

2-38

Herpes Zoster   Laura W. Lamps, MD

2-40

Xanthoma   Gregory Y. Lauwers, MD

2-42

Fundic Gland Polyp   Gregory Y. Lauwers, MD

2-44

Hyperplastic Polyps, Stomach   Gregory Y. Lauwers, MD

2-46

Menetrier Disease   Gregory Y. Lauwers, MD

2-48

Zollinger-Ellison Syndrome   Gregory Y. Lauwers, MD

2-50

Neoplastic

Adenoma, Stomach   Gregory Y. Lauwers, MD

2-52

Adenocarcinoma, Stomach   Gregory Y. Lauwers, MD

2-56

Adenocarcinoma, Special Variants   Gregory Y. Lauwers, MD

2-62

Carcinoid Tumor, Stomach   Gregory Y. Lauwers, MD

2-66

MALT Lymphoma   Scott R. Owens, MD

2-70

Large Cell Lymphoma   Scott R. Owens, MD

2-76

Mantle Cell Lymphoma   Scott R. Owens, MD

2-80

SECTION 3

SMALL INTESTINE

Nonneoplastic

Small Intestine Duplication Cyst   Joel K. Greenson, MD

3-2

Meckel Diverticulum   Joel K. Greenson, MD

3-4

Gastric Heterotopia   Joel K. Greenson, MD

3-6

Ectopic Pancreas   Joel K. Greenson, MD

3-8

Microvillous Inclusion Disease   Joel K. Greenson, MD

3-10

Necrotizing Enterocolitis   Joel K. Greenson, MD

3-12

Primary Lymphangiectasia   Joel K. Greenson, MD

3-14

Peptic Duodenitis/Duodenal Ulcer   Joel K. Greenson, MD

3-16

Celiac Disease   Joel K. Greenson, MD

3-18

Tropical Sprue   Joel K. Greenson, MD

3-22

Bacterial Overgrowth/Stasis   Joel K. Greenson, MD

3-24

Autoimmune Enterocolitis   Joel K. Greenson, MD

3-26

Pouchitis   Joel K. Greenson, MD

3-28

Whipple Disease   Laura W. Lamps, MD

3-30

Common Variable Immunodeficiency   Laura W. Lamps, MD

3-32

Giardia   Laura W. Lamps, MD

3-36

Cryptosporidia   Laura W. Lamps, MD

3-38

Isospora   Laura W. Lamps, MD

3-40

Microsporidia   Laura W. Lamps, MD

3-42

Yersinia   Laura W. Lamps, MD

3-44

Mycobacterium Avium Intracellulare   Laura W. Lamps, MD

3-48

Mycobacterium Tuberculosis   Laura W. Lamps, MD

3-50

Strongyloidiasis   Laura W. Lamps, MD

3-52

Neoplastic

Adenoma, Small Intestine   Joel K. Greenson, MD

3-54

Adenocarcinoma, Small Intestine   Joel K. Greenson, MD

3-56

Carcinoid   Joel K. Greenson, MD

3-58

Gangliocytic Paraganglioma   Elizabeth A. Montgomery, MD

3-64

Enteropathy-Associated T-Cell Lymphoma   Scott R. Owens, MD

3-66

Waldenstrom Protein   Scott R. Owens, MD

3-72

SECTION 4

APPENDIX

Nonneoplastic

Acute Appendicitis   Laura W. Lamps, MD

4-2

Granulomatous Appendicitis   Laura W. Lamps, MD

4-6

Enterobius Vermicularis Appendicitis   Laura W. Lamps, MD

4-8

Fibrous Obliteration   Scott R. Owens, MD

4-10

Neoplastic

Serrated Polyps, Appendix   Scott R. Owens, MD

4-12

Mucinous Cystic Neoplasms   Scott R. Owens, MD

4-14

Carcinoid Tumor, Appendix   Scott R. Owens, MD

4-20

Goblet Cell Carcinoid/Mixed Adenocarcinoma-Carcinoid   Scott R. Owens, MD

4-24

SECTION 5

COLON

Nonneoplastic

Hirschsprung Disease   Alexandros D. Polydorides, MD, Phd

5-2

Colonic Duplications, Cysts, and Congenital Diverticula   Alexandros D. Polydorides, MD, Phd

5-6

Motility Disorders   Scott R. Owens, MD

5-8

Diverticular Disease   Sharon K. Bihlmeyer, MD

5-10

Endometriosis   Sharon K. Bihlmeyer, MD

5-14

Preparation Artifacts   Julianne K. Purdy, MD

5-18

Melanosis Coli   Sharon K. Bihlmeyer, MD

5-20

Ulcerative Colitis, Colon   Scott R. Owens, MD

5-22

Crohn Disease   Alexandros D. Polydorides, MD, Phd

5-30

Lymphocytic Colitis   Julianne K. Purdy, MD

5-40

Collagenous Colitis   Julianne K. Purdy, MD

5-44

Eosinophilic/Allergic Colitis   Julianne K. Purdy, MD

5-48

Mastocytosis   Sharon K. Bihlmeyer, MD

5-52

Diversion Colitis   Sharon K. Bihlmeyer, MD

5-54

Diverticular Disease-Related Colitis   Sharon K. Bihlmeyer, MD

5-56

Solitary Rectal Ulcer Syndrome/Mucosal Prolapse   Julianne K. Purdy, MD

5-60

Pneumatosis Coli   Sharon K. Bihlmeyer, MD

5-62

Acute Infectious Colitis   Laura W. Lamps, MD

5-66

Focal Active Colitis   Sharon K. Bihlmeyer, MD

5-68

Campylobacter   Laura W. Lamps, MD

5-70

Salmonella   Laura W. Lamps, MD

5-72

Shigella   Laura W. Lamps, MD

5-76

Clostridium Difficile   Laura W. Lamps, MD

5-78

Enterohemorrhagic E. Coli Infections   Laura W. Lamps, MD

5-82

Spirochetosis   Laura W. Lamps, MD

5-84

Adenovirus   Laura W. Lamps, MD

5-86

Malakoplakia   Laura W. Lamps, MD

5-88

Histoplasma   Laura W. Lamps, MD

5-90

Cryptococcus   Laura W. Lamps, MD

5-94

Entamoeba Histolytica   Laura W. Lamps, MD

5-96

Schistosomiasis   Laura W. Lamps, MD

5-98

Neoplastic

Benign Fibroblastic Polyp/Perineurioma   Elizabeth A. Montgomery, MD

5-100

Ganglioneuroma   Elizabeth A. Montgomery, MD

5-102

Hyperplastic Polyps, Colon   Alexandros D. Polydorides, MD, Phd

5-104

Sessile Serrated Adenoma   Alexandros D. Polydorides, MD, Phd

5-108

Mixed Adenoma-Serrated Polyp   Alexandros D. Polydorides, MD, Phd

5-112

Adenoma, Colon   Alexandros D. Polydorides, MD, Phd

5-114

Adenoma with Pseudoinvasion   Alexandros D. Polydorides, MD, Phd

5-120

Adenoma with Invasive Carcinoma   Alexandros D. Polydorides, MD, Phd

5-122

Colorectal Adenocarcinoma   Joel K. Greensan, MD

5-124

Familial Cancer Syndromes in Colorectal Carcinoma   Joel K. Greenson, MD

5-132

Familial Adenomatous Polyposis   Alexandros D. Polydorides, MD, Phd

5-134

Lynch Syndrome (Hereditary Nonpolyposis Colorectal Cancer Syndrome)   Joel K. Greenson, MD

5-138

Inflammatory Bowel Disease-Associated Neoplasia   Julianne K. Purdy, MD

5-140

Carcinoid Tumor, Colon   Scott R. Owens, MD

5-148

SECTION 6

ANUS

Nonneoplastic

Hemorrhoids   Julianne K. Purdy, MD

6-2

Tailgut Cyst   Julianne K. Purdy, MD

6-4

Neoplastic

Condyloma, Anus   Scott R. Owens, MD

6-6

Anal Intraepithelial Neoplasia   Scott R. Owens, MD

6-8

Squamous Cell Carcinoma, Anus   Scott R. Owens, MD

6-10

Basal Cell Carcinoma   Scott R. Owens, MD

6-14

Paget Disease   Scott R. Owens, MD

6-16

Anal Duct Carcinoma   Scott R. Owens, MD

6-22

SECTION 7

MULTIPLE ORGAN

Nonneoplastic

Cytomegalovirus   Laura W. Lamps, MD

7-2

Herpes Simplex Virus   Laura W. Lamps, MD

7-6

Nonsteroidal Anti-Inflammatory Drug (NSAID) Damage   Julianne K. Purdy, MD

7-8

Ischemia   Joel K. Greenson, MD

7-12

Vasculitis   Sharon K. Bihlmeyer, MD

7-16

Behcet Syndrome   Sharon K. Bihlmeyer, MD

7-22

Graft-Vs.-Host Disease   Joel K. Greenson, MD

7-24

Mycophenolate Effect   Joel K. Greenson, MD

7-28

Radiation Effect   Joel K. Greenson, MD

7-30

Chemotherapy Effect   Joel K. Greenson, MD

7-32

Paclitaxel (Taxol) Effect   Elizabeth A. Montgomery, MD

7-34

Colchicine Effect   Elizabeth A. Montgomery, MD

7-36

Hamartomatous Polyps, Cowden Syndrome   Amitabh Srivastava, MD

7-38

Hamartomatous Polyps, Cronkhite-Canada   Amitabh Srivastava, MD

7-42

Hamartomatous Polyps, Juvenile   Amitabh Srivastava, MD

7-44

Hamartomatous Polyps, Peutz-Jeghers   Amitabh Srivastava, MD

7-48

Neoplastic

Leiomyoma   Elizabeth A. Montgomery, MD

7-52

Leiomyosarcoma   Elizabeth A. Montgomery, MD

7-54

Gastrointestinal Stromal Tumor   Elizabeth A. Montgomery, MD

7-56

Mesenteric Fibromatosis   Elizabeth A. Montgomery, MD

7-64

Inflammatory Fibroid Polyp   Elizabeth A. Montgomery, MD

7-68

Schwannoma   Elizabeth A. Montgomery, MD

7-72

Inflammatory Myofibroblastic Tumor   Elizabeth A. Montgomery, MD

7-74

Glomus Tumor   Elizabeth A. Montgomery, MD

7-78

Primary Melanoma   Scott R. Owens, MD

7-80

Metastatic Melanoma   Elizabeth A. Montgomery, MD

7-82