obsolete_46,XX testicular disorder of sex development true OMIM:612965 46,XX testicular disorder of sex development (46,XX testicular DSD) is characterized by male external genitalia, ranging from normal to ambiguous with associated testosterone deficiency. XX, male syndrome OMIM:278850 MESH:D058531 orphanet OMIM:154230 46,XX testicular DSD ICD10:Q99.1 OMIM:300018 Replaced with Mondo term. UMLS:C0432475 OMIM:613080 UMLS:C2936419 3.41.0 OMIM:300833 OMIM:613762 http://purl.obolibrary.org/obo/MONDO_0100249 OMIM:400045 De la Chapelle syndrome