ulcerative endocarditis

例句：

1. 1. He was diagnosed with ulcerative endocarditis and required immediate treatment.
   他被诊断出患有溃疡性心内膜炎，需要立即治疗。
2. 2. The patient's condition worsened after the surgery, which led to ulcerative endocarditis.
   手术后，患者的病情恶化，导致溃疡性心内膜炎。
3. 3. Ulcerative endocarditis is a serious condition that requires close monitoring and treatment.
   溃疡性心内膜炎是一种严重的疾病，需要密切监测和治疗。