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男性,54岁,农民,汉族。4个月前无诱因出现右颈部红色小硬块,伴针刺样疼痛,未治疗。近1个月肿块迅速增长并累及颊部。病中无发烧。体检,T36.2℃。头向右倾斜,右上肢活动受限。右侧颊、颈及肩部皮肤大片状红肿,质硬。其上见大片紫红色斑块,边界清楚,呈不规则浸润,未破溃,约20×14cm。局部皮肤温高并触痛。化验:ESR40mm/h。血、尿常规,肝肾功能,蛋白电泳,心电图,胸部X线未见异常。肿块活检,真皮内有大量小灶性瘤细胞团浸润,其形状不一,多呈
Male, 54 years old, farmer, Han nationality. 4 months before the cause of a small red lump in the right neck with acupuncture-like pain, no treatment. In the past 1 month, the mass rapidly increased and involved the cheeks. There is no fever in the disease. Physical examination, T36.2 °C. The head is tilted to the right and the activity of the right upper limb is limited. The cheeks, neck and shoulders on the right side of the skin large red patches, hard. Seen on it, there were large patches of purplish red, with clear boundaries, irregular infiltration, and no ulceration, about 20×14 cm. Local skin temperature is high and tender. Test: ESR 40mm/h. Blood, urine routine, liver and kidney function, protein electrophoresis, electrocardiogram, and chest X-ray were not abnormal. Mass biopsy, a large number of small focal tumor cells infiltrate the dermis, its shape is different, most of the