acne nodosum

例句：

1. 1. The doctor prescribed a course of antibiotics for the patient's acne nodules.
   医生为患者的痤疮结节开了一剂抗生素。
2. 2.Acne nodules are common in teenagers due to their increased sebum production.
   由于皮脂分泌增加，青少年易患痤疮结节。
3. 3. During the treatment, the patient experienced some improvement in the size and number of his acne nodules.
   治疗期间，患者发现他的痤疮结节大小和数量有所减少。