今天是血液病科王教授的门诊日,看过几个病人后,接着走进诊室的是一位中年妇女,她的主诉是双下肢反复出现“小红点”,同时还觉得关节有些胀痛。王教授边问着病情,边查看着病人的双下肢,得知病人一周前曾患过“感冒”。皮疹散在分布于两侧小腿的表面,大小不均匀,小的如绿豆,大的有半个指甲那么大,边缘不规整;有的为鲜红色,有的呈暗红色,压之不褪色;踝关节部位还有轻度水肿。王教授又继 Today is the outpatient day of Professor Wang, Department of Hematology. After seeing a few patients, she went into the consultation room and was a middle-aged woman. Her chief complaint was repeated “red spots” on both lower extremities. At the same time she also felt that the joints were somewhat swollen pain. Professor Wang asked the patient while looking at the patient’s lower extremities and learned that he had had a cold a week ago. Skin rash scattered on both sides of the surface of the calf, uneven size, small, such as mung beans, large half nails so big, irregular edges; some bright red, some dark red, the pressure does not fade; ankle There are mild joint edema. Professor Wang has continued