Pattern of osteochondromas in Lagos, Nigeria.

Osteochondromas are the most common benign tumours of bone. It is a problem of rapidly growing skeleton. Most of them are asymptomatic.

Pathological study of bone tumours at the National Orthopaedic Hospital, Lagos, Nigeria.

Background: Although primary bone tumours are relatively uncommon, they constitute the most important tumours in patients under 20 years.

Objective: To update the literature on the relative frequency and clinico-pathologic characteristics of bone tumours in this environment.

Materials And Methods: The clinical and histopathological records of patients presenting with diagnosis of bone tumours between 1999 and 2004 and managed at the National Orthopaedic Hospital, Igbobi, (NOHI) Lagos, Nigeria were review and where necessary, new ones were prepared from the paraffin blocks and stained with routine haematoxylin and eosin stain.