患者女,69岁。双侧大腿、下腹部反复皮下结节、肿块伴疼痛1年,加重1个月余。患者2014年7月开始双侧大腿出现黄豆大串珠样质硬皮下结节,逐渐增大、增多,部分融合成皮下肿块,无破溃,无疼痛。2014年8月下腹部多发皮下肿块,表面红肿,疼痛剧烈,9月局部出现紫红斑及网状青斑,皮下肿块扩大、 Female patient, 69 years old. Bilateral thighs, lower abdomen repeated subcutaneous nodules, mass with pain for 1 year, increased more than 1 month. Patients began to appear on both sides of the thigh in July 2014 beaded string of large subcutaneous hard nodules, gradually increased, increased, some fusion into subcutaneous mass, no ulceration, no pain. In August 2014, there were multiple subcutaneous tumors in the lower abdomen. The surface was swollen and the pain was severe. In September, there were purple spots and reticular spots on the surface. The subcutaneous masses enlarged,