악골에 발생한 연골종양의 증례보고

These cases of Chondroma of the Temporo-madibular region and ChondroSarcoma of the mandibular retromolar areawhich are presented because of its comparative rarity. Its offen difficult to differentiate between Chondroma and Chondro-Sarcoma, by clinically by Roentgenogram, but in this Case revealed typical Sarcemd Sign by microscopically. No observed recurrence after 6 months fall ming excision.