The X-ray finding of duodenal ulcers is____.
A: niches
B: bulb deformation
C: mucosal disorder and tortuosity
D: pyloric spasm
A: niches
B: bulb deformation
C: mucosal disorder and tortuosity
D: pyloric spasm
举一反三
- The direct X-ray finding of duodenal ulcers is ________. A: niches B: bulb deformation C: mucosal disorder and tortuosity D: pyloric spasm
- Which of the following is the incorrect description of duodenal ulcers? A: Duodenal bulb ulcer and gastric ulcer are similar in size, with a diameter of about 5-500px B: Most of the duodenal ulcers occur in the bulb C: Duodenal bulb ulcers are mostly in the posterior or anterior wall D: Axial image of duodenal bulb ulcer presents as a round or grain-like increased density E: Duodenal ulcers can cause irritation
- The opening of hepatopancreatic ampulla lies in () A: superior portion of duodenum B: pyloric antrum C: Calot's triangle D: major duodenal papilla E: minor duodenal papilla
- Which of the following is the incorrect description of malignant ulcers? A: In posteroanterior view, the niche is round or unrepresentative round, surrounded by convex curves B: Relatively large cancerous ulcer with shallow depth C: In posteroanterior view, the contour of the niche is outwards, surrounded by concave curves D: Large areas of mucosal folds around the ulcer are destroyed and disappeared E: Mucosal folds are concentrated towards the niches, and they are interrupted halfway before they arrive
- Which of the following statements regarding peptic ulcers is CORRECT: A: In the stomach, they are usually in the antrum. B: In the duodenum, they are usually periampullary. C: Gastric ulcers are associated with increased gastric acid production. D: Benign ulcers can be reliably distinguished by their smaller size. E: Duodenal ulcers are prone to malignant transformation.