Ayazi syndrome (or Chromosome 21 Xq21 deletion syndrome) is a syndrome characterized by choroideremia, congenital deafness and obesity. Signs and symptoms The presentation for this condition is as follows: Mental retardation Deafness at birth Obesity Choroideremia Impaired vision Progressive degeneration of the choroid Genetics Ayazi syndrome's inheritance pattern is described as x-linked recessive. Genes known to be deleted are CHM and POU3F4, both located on the Xq21 locus. Diagnosis Treatment References External links Genetic disorders with no OMIM Congenital disorders Syndromes affecting hearing Syndromes with intellectual disability Syndromes with obesity