J Korean Orthop Assoc.  1985 Oct;20(5):993-996. 10.4055/jkoa.1985.20.5.993.

Telangiectatic Osteosarcoma: A Report of Case

Abstract

A case of telangiectatic osteosarcoma of the proximal tibia of left leg in 19-year-old man was reported. Radiologically the tumor was aneccentric blow-out osteolytic lesion simulating aneurysmal bone cyst. Pathologically the tumor presented multiple blood filled cystic spaces and anaplastic spindle cells of osteoclastic type and focal osteoid deposition. The patient died 8 months after he underwent high above knee amputation followed by adjuvant chemotherapy. Distinct clinicopathologic finding of telangiectatic osteosarcoma was described with special emphasis on differential diagnosis.

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