abstract:Locus heterogeneity is a single disorder, trait, or pattern of traits caused by mutations in genes at different chromosomal loci. For example, retinitis pigmentosa has autosomal dominant, autosomal recessive, and X-linked origins.
Information on locusheterogeneity, typeofmutation, clinicalandbiochemicaldata, geographicallocation and commonmutations are furnishedbased onpublishedliterature.