A 57-year-old male who has suffered from itchy skin rashes for 2weeks attended to our dermatological department for help. 2 days later, many bizarre annular skin rashes appeared.

• 摘要一位57岁男性，因身上出现许多搔痒的红斑持续二周而至本院皮肤科求诊，二天后开始出现形状特异的环形皮疹。