leucodermia

例句：

1. 1. The patient had a rash on his arms and legs, which was diagnosed as leucodermia.
   病人的手臂和腿部出现了皮疹，被诊断为红斑性皮炎。
2. 2. The doctor prescribed antihistamines to treat the patient's symptoms of leucodermia.
   医生给病人开了抗组胺药物来治疗他的红斑性皮炎症状。
3. 3. The patient experienced itching and burning sensations in the affected areas, which is a common symptom of leucodermia.
   病人在受影响区域出现了瘙痒和灼热感，这是红斑性皮炎的常见症状。