原发性皮肤骨瘤

A case of primary osteoma cutis

报告1例原发性皮肤骨瘤。患儿女,1岁。出生2个月时其母发现其右腹部、右腰部、左大腿皮肤多发性大小不等的扁平结节,质硬,无明显自觉症状。血清钙磷水平正常。右腹部皮损组织病理示:真皮层及真皮下层可见板层状不规则排列的分化成熟的骨组织,部分骨小梁周围可见成骨细胞。诊断:原发性皮肤骨瘤。

A one-year-old female had asymptomatic, firm, plate-like nodules of various sizes and shapes on right ab- domen, flank and left leg since she was 2 months old. Laboratory tests showed normal levels of serum calcium and phos- phate. Histopathological examination of right abdominal lesion showed the lamellar mature bone in dermis and subcutaneous tissue. Osteoblasts were around some of the trabecular bone. Diagnosis of primary osteoma cutis was established.