1临床资料患者女,21岁。因右小腿丘疹、小结节3年,于2011年5月6日来我院就诊。患者于3年前发现右小腿数个丘疹、小结节,呈褐红色或肤色,偶有疼痛,未重视,未予以治疗。近期发现皮疹逐渐增多,略有触痛。体格检查:一般情况好,右小腿外侧数个丘疹小结节,呈褐红色。各系统检查无异常,全身浅表淋巴结未触 1 Clinical data Female patient, 21 years old. Due to the right calf pimples and nodules for 3 years, she came to our hospital on May 6, 2011. The patient discovered several papules and nodules on the right lower leg three years ago. The patient had brownish red or skin color. There was occasional pain and no attention was paid to treatment. Recently, the rash has gradually increased and it is slightly tender. Physical examination: The general condition is good. There are several papule nodules on the outside of the right lower leg. No abnormalities were detected in each system. The superficial lymph nodes were not touched.