Complex sentence: Upington disease, also called Perthes-like hip disease, enchondromata, ecchondromata, and familial dyschondroplasia is an extremely rare autosomal dominant malformation disorder having only one published source claiming its existence on one family in three generations from South Africa.
Split into simpler sentences: Upington disease, also called Perthes-like hip disease, enchondromata, ecchondromata, and familial dyschondroplasia, is an extremely rare autosomal dominant malformation disorder. It has only one published source claiming its existence in three generations of one family from South Africa.