acute gangrenous stomatitis

例句：

1. 1. The patient was diagnosed with acute gangrenous stomatitis and required immediate treatment.
   患者被诊断出患有急性坏疽性口炎，需要立即治疗。
2. 2. The child developed acute gangrenous stomatitis due to a viral infection.
   由于病毒感染，这名儿童发展成了急性坏疽性口炎。
3. 3. Acute gangrenous stomatitis can be life-threatening if left untreated, so it isimportant to seek medical attention immediately.
   未经治疗的急性坏疽性口炎可能危及生命，因此一旦出现症状应立即就医。