In the Indian Mcdical Gazette of January 1929, we reported seven cases of diaphysial aclasis (multiple exostosis) in Indians, including four cases from one family. The present case showed an even more marked family history, there being some 10 cases amongst 26 close relatives. Hasan Mohamed Khan, aged 45, was admitted into King George's Medical College Hospital, Lucknow, in January 1929, for ln...