Alternative titles and symbols : Choroideremia, deafness, and mental retardation;
Inheritance : X-linked recessive;
Molecular basis : Contiguous gene syndrome caused by deletion of chromosome Xq21 including at least
the Rab escort protein 1 gene (CHM, 300390) and the POU domain, class 3, transcription
factor 4 gene (POU3F4, 300039);