Report of a deletion 11 (qter----q23.3) and short review of the literature.

A male child is described with short stature, mental retardation and unusual facial appearance. Cytogenetic analysis revealed a partial deletion of the long arm of chromosome 11: 46,XY,del (11)(qter----q23.3:). A short review of previously reported cases of del 11q is presented. A comparison of the main clinical characteristics and the extent of the 11q deletion is given.