Imaging in Gastroenterology

Gastroparesis

KEY FACTS Terminology Objectively delayed gastric emptying in absence of mechanical obstruction You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Ménétrier Disease

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Zollinger-Ellison Syndrome

KEY FACTS Terminology Severe peptic ulcer disease associated with marked ↑ in gastric acid due to gastrin-producing pancreatic neuroendocrine tumor (gastrinoma) You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If…

Gastric Ulcer

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Duodenal Ulcer

KEY FACTS Terminology Mucosal erosion of duodenum You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here

Gastritis and Duodenitis

KEY FACTS Terminology Inflammation of gastric mucosa induced by group of disorders that differ clinically but share similar imaging features Common etiologies include Helicobacter  pylori , NSAIDs, steroids, alcohol and coffee, stress Imaging Erosive gastritis, complete or varioliform erosions (most…

Gastric Diverticulum

KEY FACTS Imaging Most (> 75%) are congenital, juxtacardiac diverticula Near gastroesophageal junction, on posterior aspect of lesser curvature of stomach Usually 1-3 cm, up to 10 cm in diameter On upper GI series Barium-filled diverticulum with air-fluid level CT…

Duodenal Stenosis or Atresia

KEY FACTS Terminology Most common upper intestinal obstruction in neonate Atresia: Congenital occlusion of intestinal lumen Stenosis: Fixed narrowing of intestinal lumen You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership…

Hypertrophic Pyloric Stenosis

KEY FACTS Terminology Hypertrophic pyloric stenosis (HPS): Idiopathic pyloric muscle thickening in young infants; leads to progressive gastric outlet obstruction You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you…