Gastrointestinal radiology : a pattern approach

Preface to First Edition Section I ESOPHAGUS Abnormalities of Esophageal Motility Extrinsic Impressions on the Cervical Esophagus Extrinsic Impressions on the Thoracic Esophagus Esophageal Ulceration Esophageal Narrowing Esophageal Filling Defects Esophageal Diverticula Esophageal Varices Esophagorespiratory Fistulas Double-Barrel Esophagus Diffuse Finely Nodular Lesions of the Esophagus Superficial Gastric Erosions Narrowing of the Stomach (Linitas Plastica Pattern) Thickening of Gastric Folds Filling Defects in the Stomach Filling Defects in the Gastric Remnant Gastric Outlet Obstruction Gastric Dilation Without Outlet Obstruction Intrinsic and Extrinsic Masses of the Fundus Widening of the Retrogastric Space Gas in the Wall of the Stomach Simultaneous Involvement of the gastric Antrum & Duodenal Bulb Sebion W DUODENUM section 11 DWPHRAGM 26 Duodenum: Postbulbar Ulceration of the Duodenum 12 Elevation of the Diaphragm 153 27 Thickening of Duodenal Folds 13 Diaphragmatic Hernias 160 28 Widening of the Duodenal Sweep 29 Extrinsic Pressure on the Duodenum 30 Duodenal Filling Defects Seclionlll STOMACH 31 Duodenal Narrowing and Obstruction 32 Duodenal Dilation (Superior Mesenteric 14 Gastric Ulcers 181 Artery Syndrome) vii viii Contents Section V Small Bowel Obstruction Adynamic Ileus Dilation with Normal Folds Dilation with Thickened Mucosal Folds Regular Thickening of Small Bowel Folds Generalized, Irregular, Distorted Small Bowel Folds Solitary Filling Defects in the Jejunum and Ileum Multiple Filling Defects in the Small Bowel Sand-like Lucencies Thickened Small Bowel Folds with Concomitant involvement of the Stomach Separation of Small Bowel Loops Small Bowel Diverticula and Pseudodiverticula Section VI 45 Ileocecal Valve and Cecum: Abnormalities of the Ileocecal Valve 46 Filling Defects in the Cecum 47 Coned Cecum :tion VII COLOh Ulcerative Lesions of the Colon Narrowing of the Colon Single Filling Defects in the Colon Multiple Filling Defects in the Colon Large Bowel Obstruction: Causes of Large Bowel Obstruction Toxic Megacolon Thumbprinting of the Colon Double Tracking in the Sigmoid Colon Enlargement of the Retrorectal Space 57 Filling Defects in an Opacified Gallbladder 58 Filling Defects in the Bile Ducts 59 Bile Duct Narrowing and Obstruction 60 Cystic Dilation of the Bile Ducts 61 Enlargement of the Papilla of Vater 62 Gas in the Biliary System 63 Gas in the Portal Veins . . CELLANEOUS 64 Bull's Eye Lesions in the Gastrointestinal Tract 65 Nondiaphragmatic Hernias 66 Gas in the Bowel Wall (Pneumatosis Intestinalis) 67 Pneumoperitoneum 68 Extraluminal Gas in the Upper Quadrants 69 Fistulas Involving the Small or Large Bowel 70 Abdominal Calcifications UND, CT AND MR OF , LIVER, AND SPLEEN Thickened Gallbladder Wall Local Anechoic Masses of the Liver Complex or Solid Masses in the Liver Shadowing Lesions in the Liver Generalized Abnormal Echogenicity of the Liver Focal Decreased Attenuation Liver Masses on CT Hyperenhancing Focal Liver Lesions on Contrast-Enhanced Computed Tomography Generalized Abnormal Echogenicity of the Liver MR of Liver Disease Decreased Attenuation Masses in the Spleen Index 1149