Imaging Anatomy and Overview
COMMON SYMPTONS AND SIGNS: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Abdominal Pain
Nausea and Vomiting
Small Bowel Obstruction and Ileus
Diarrhea
Constipation
Gastrointestinal (GI) Bleeding
Jaundice
DISORDERS AFFECTING MULTIPLE ORGANS: IMAGING APPROACH
Infectious, Inflammatory, and Degenerative
Abdominal Abscesses and Fistulas
HIV/AIDS
IgG4-Related Disease
Vasculitis
Sarcoidosis
Eosinophilic Gastroenteritis and Esophagitis
Scleroderma and Related Disorders
Cystic Fibrosis
Trauma and Foreign Bodies
Abdominal Trauma
Foreign Bodies
Barotrauma
Neoplasms
Leukemia and Lymphoma
GI Stromal Tumors
Neuroendocrine Tumors
ABDOMINAL WALL AND PERITONEAL CAVITY: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Peritoneum, Mesentery, and Abdominal Wall: Imaging Approach and Differential DiagnosiS
Infectious, Inflammatory, and Degenerative
Peritonitis
Ascites
Inguinal Hernia
Femoral Hernia
Ventral Hernia
Umbilical Hernia
Obturator Hernia
Spigelian Hernia
Lumbar Hernia
Paraduodenal Hernia
Transmesenteric Hernia
Bochdalek Hernia
Morgagni Hernia
Mesenteritis
Benign Neoplasms and Tumor-Like Conditions
Lymphangioma (Mesenteric Cyst)
Desmoid
Malignant Neoplasms
Abdominal Mesothelioma
Peritoneal Metastases and Lymphoma
Pseudomyxoma Peritonei
ESOPHAGUS: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Esophagus: Imaging Approach and Differential Diagnosis
Infectious, Inflammatory, and Degenerative
Candida Esophagitis
Viral Esophagitis
Chagas Disease
Reflux Esophagitis
Barrett Esophagus
Caustic Esophagitis
Drug-Induced Esophagitis
Radiation Esophagitis
Epidermolysis and Pemphigoid
Esophageal Webs
Schatzki Ring
Cricopharyngeal Achalasia
Achalasia
Esophageal Motility Disturbances
Zenker Diverticulum
Pulsion Diverticulum
Traction Diverticulum
Intramural Pseudodiverticulosis
Trauma
Esophageal Perforation
Boerhaave Syndrome
Treatment Related
Esophagectomy: Ivor Lewis and Other Procedures
Fundoplication and Other Antireflux Procedures
Benign Neoplasms and Tumor-Like Conditions
Intramural Benign Esophageal Tumors
Fibrovascular Polyp
Esophageal Inflammatory Polyp
Malignant Neoplasms
Esophageal Carcinoma
Esophageal Metastases and Lymphoma
STOMACH AND DUODENUM: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Stomach: Imaging Approach and Differential Diagnosis
Embryology and Anomalies
Hypertrophic Pyloric Stenosis
Duodenal Stenosis or Atresia
Gastric Diverticulum
Duodenal Diverticulum
Infectious, Inflammatory, and Degenerative
Gastritis and Duodenitis
Duodenal Ulcer
Gastric Ulcer
Zollinger-Ellison Syndrome
Ménétrier Disease
Gastroparesis
Gastric Bezoar
Hiatal Hernia
Gastric Volvulus
Treatment Related
Iatrogenic Injury: Feeding Tubes
Partial Gastrectomy: Bilroth Procedures
Imaging of Bariatric Surgery
Benign Neoplasms and Tumor-Like Conditions
Gastric Polyps
Intramural Benign Gastric Tumors
Malignant Neoplasms
Gastric Carcinoma
Gastric Metastases and Lymphoma
SMALL INTESTINE: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Small Intestine: Imaging Approach and Differential Diagnosis
Embryology and Anomalies
Malrotation
Duplication Cyst
Meckel Diverticulum
Infectious, Inflammatory, and Degenerative
Small Bowel Diverticula
Mesenteric Adenitis and Enteritis
Opportunistic Intestinal Infections
Intestinal Parasites and Infestation
Celiac Sprue Disease
Intestinal Lymphangiectasia
Whipple Disease
Mastocytosis
Crohn Disease
Intestinal (Angioneurotic) Angioedema
Small Bowel NSAID Stricture
Pneumatosis of the Intestine
Bowel Ischemia
Intussusception
Gallstone Ileus
Treatment Related
Postoperative State, Bowel
Radiation Enteritis and Colitis
Small Intestine Transplantation
Benign Neoplasms
Hamartomatous Polyposis Syndromes
Malignant Neoplasms
Small Bowel Carcinoma
Intestinal Metastases and Lymphoma
COLON: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Colon: Imaging Approach and Differential Diagnosis
Infectious, Inflammatory, and Degenerative
Infectious Colitis
Neutropenic Colitis (Typhlitis)
Ulcerative Colitis
Toxic Megacolon
Ischemic Colitis
Appendicitis
Colonic Diverticulosis
Epiploic Appendagitis
Omental Infarct
Sigmoid Volvulus
Cecal Volvulus
Colonic Ileus and Ogilvie Syndrome
Trauma
Colorectal Trauma
Benign Neoplasms and Tumor-Like Conditions
Colonic Polyps
Villous Adenoma
Malignant Neoplasms
Colon Carcinoma
Rectal Carcinoma
Familial Polyposis and Gardner Syndrome
Appendiceal Tumors
Colonic Metastases and Lymphoma
LIVER: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Liver: Imaging Approach and Differential Diagnosis
Emryology and Anomalies
Congenital Hepatic Fibrosis
Hepatic AD Polycystic Kidney Disease
Infectious, Inflammatory, and Degenerative
Hepatic Pyogenic Abscess
Hepatic TB and Fungal Infections
Hepatic Amebic Abscess
Hepatic Hydatid Cyst
Hepatic Schistosomiasis
Viral Hepatitis
Alcoholic Liver Disease
Autoimmune Hepatitis
Steatosis and Steatohepatitis
Hepatic Injury From Toxins
Cirrhosis
Nodular Regenerative Hyperplasia
Regenerative and Dysplastic Nodules
Glycogen Storage Disease
Hemochromatosis (Iron Overload Disorders)
Wilson Disease
Vascular Disorders
Arterioportal Shunt
Portal Vein Occlusion
Passive Hepatic Congestion
Budd-Chiari Syndrome
Venoocclusive Disease
Hepatic Infarction
Peliosis Hepatis
Hereditary Hemorrhagic Telangiectasia
Treatment Related
Transjugular Intrahepatic Portosystemic Shunt (TIPS)
Hepatic Transplantation
Benign Neoplasms and Tumor-Like Conditions
Hepatic Cyst
Hepatic Cavernous Hemangioma
Focal Nodular Hyperplasia
Hepatic Adenoma
Biliary Hamartomas
Hepatic Angiomyolipoma and Lipoma
Hepatic Inflammatory Pseudotumor
Malignant Neoplasms
Hepatocellular Carcinoma
Fibrolamellar Carcinoma
Peripheral (Intrahepatic) Cholangiocarcinoma
Epithelioid Hemangioendothelioma
Biliary Cystadenocarcinoma
Hepatic Angiosarcoma
Hepatic Metastases and Lymphoma
BILIARY SYSTEM: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Biliary System: Imaging Approach and Differential Diagnosis
Embryology and Anomalies
Congenital Abnormalities of the Gallbladder
Caroli Disease
Choledochal Cyst
Infectious, Inflammatory, and Degenerative
Ascending Cholangitis
Primary Sclerosing Cholangitis
Recurrent Pyogenic Cholangitis
Pancreatobiliary Parasites
Gallstones and Sludge
Gallbladder Hydrops and Empyema
Gallbaldder Hydrops and Empyema
Acute Calculous Cholecystitis
Acalculous Cholecystitis
Emphysematous Cholecystitis
Xanthogranulomatous Cholecystitis
Mirizzi Syndrome
Hyperplastic Cholecystoses
Porcelain Gallbladder
Treatment Related
Chemotherapy-Induced Cholangitis
Benign Neoplasms and Tumor-Like Conditions
Gallbladder Polyps
Biliary Papillomatosis
Malignant Neoplasms
Gallbladder Carcinoma
Cholangiocarcinoma
Ampullary Carcinoma
Biliary IPMN
Biliary Metastases and Lymphoma
PANCREAS: IMAGING APPROACH AND DIFFERENTIAL DIAGNOSIS
Pancreas: Imaging Approach and Differential Diagnosis
Embryology and Anomalies
Agenesis of Dorsal Pancreas
Annular Pancreas
Pancreas Divisum
Ectopic Pancreatic Tissue
Infectious, Inflammatory, and Degenerative
Acute Pancreatitis and Complications
Chronic Pancreatitis
Groove Pancreatitis
Autoimmune (IgG4) Pancreatitis
Treatment Related
Postoperative Pancreas
Pancreatic Transplantation
Benign Neoplasms and Tumor-Like Conditions
Nonneoplastic Pancreatic Cysts
Pancreatic Serous Cystadenoma
Malignant Pancreatic Neoplasms
Pancreatic Ductal Carcinoma
Mucinous Cystic Pancreatic Tumor
Pancreatic IPMN
Pancreatic Solid and Pseudopapillary Epithelial Neoplasm
Pancreatic Metastases and Lymphoma
Atypical and Rare Pancreatic Tumors