A Case of Infantile Nyofibromatosis

Chang, Sung Nam; Park, Tae Hyun; Yoon, Kyeong Han; Kim, Soo Chan

Abstract

Infantile myofibromatosis is an uncommon, benign, probably hamai tomatous proliferation of myofibroblasts. This lesions are most often present before the age of 2 years, show a male predomenance and may be multiple or solitary. The solitary lesions arise in the dermis, subcutis, or deep soft tissue, most commonly in the head and neek region or trunk. The elinical coirse is benign and spontaneous regression is not infrequent. A female newborn presented with a turmr lesion on the upper portion of the right eyelid. Physical examination showed a firm, non-tender, fixed, erythematous, 3 x 3cm sized tumor. Histologic examinatign revealed a spindle cell tumor in the deimis with a whorled arrangemant and grouped fescicles. There was no evidence for potential visceval and bony involvement. Follow-up examination at 6 months of aige revealed a remarkable degree of spoitaneous involution.