• 2022-06-06
    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