pyloric canal ulcer

例句：

1. 1. He was diagnosed with a pyloric canal ulcer and required immediate surgery.
   他被诊断出患有幽门管溃疡，需要立即进行手术。
2. 2.The patient's condition worsened significantly after the pyloric canal ulcer treatment.
   患者在接受幽门管溃疡治疗后病情明显恶化。
3. 3. The doctor recommended a strict diet for the patient to prevent further complications from the pyloric canal ulcer.
   医生建议病人严格遵守饮食，以防止幽门管溃疡进一步并发症的发生。