Introduction: Benign tumour arising from Chondroblasts of the growth plate; it can be of two types - pedunculated or sessile; the lesions grow as long as the skeleton grows and stop when the growth plates fuse

Incidence: most common benign tumour from bone; 30 to 50 % of benign bone tumours, 10 to 15% of all bone tumours

Differential diagnosis: Chondrosarcoma (secondary), parosteal sarcoma may be mistaken for osteochond ro ma

Prevention: Nil

Treatment: Differentiation between benign and malignant transformation; if benign excision in toto; If malignant -investigate for lung metastasis followed by wide excision/ amputation as the case may be