On barium meal examination, a gastric ulcer projecting beyond the gastric lumen with a smooth, rounded contour and a 'Hampton's line' (a thin radlucent line across the neck of the crater) is seen on the lesser curvature. These features are MOST characteristic of which diagnosis?
- A Gastric lymphoma
- B Gastric adenocarcinoma (Borrmann type II)
- C Benign gastric ulcer ✓
- D Gastrointestinal stromal tumour (GIST)
Explanation
C benign gastric ulcer classically projects beyond the lumen (extraluminal crater), has smooth rounded margins, and may show Hampton's line, a thin translucent line representing intact mucosa at the ulcer neck. These features strongly favor benignity. Malignant ulcers are intramural, irregular, and surrounded by a radiating or nodular mucosal fold pattern and a meniscus sign, not a smooth extraluminal crater. Gastric lymphoma produces thickened, nodulated folds with multiple ulcerations. GIST shows a smooth submucosal mass, not an extraluminal crater with Hampton's line.
Reference: Gore and Levine's Textbook of Gastrointestinal Radiology, 4th ed.
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Written and medically reviewed by the StethoPrep medical team.