Partial 6p Trisomy with Abnormal ABR and Hypogenesis of the Corpus Callosum.

Abstract

A case of 4-month-old male infant with the karyotype 46,XY, -21, +der(21), t(6;21)(p22; p13) mat is reported. His cranial magnetic resonance imaging (MRI) suggested hypoplastic corpus callosum and auditory brain stem response (ABR) revealed brain stem dysfunction.