1　血栓闭塞性脉管炎陈某,男,42岁,教师。1990年11月20日初诊。右下肢足趾及足跗部疼痛3月余,西医诊断为血栓闭塞性脉管炎,给予扩张血管、溶栓抗凝治疗半月,收效不显,近20d因天气寒冷疼痛加重而来诊。刻诊:右下肢足跗部紫黯,　趾苍白,内侧端有一黄豆大小溃疡面,痛不可忍,昼夜不 1 thromboangiitis obliterans Chen, male, 42 years old, teacher. Newly diagnosed on November 20, 1990. Pain in the right lower limbs and foot and ankle was more than three months. Western medicine diagnosed as thromboangiitis obliterans, given dilation of blood vessels, thrombolytic anticoagulant therapy for half a month, no significant effect, nearly 20 days due to cold weather aggravated and come to the clinic. Carved diagnosis: the right lower limbs have ankles and purpura, pale toes, a soy-sized ulcer on the medial side, pain is unbearable, and stays up late