46,XY partial gonadal dysgenesis (Monarch Disease Ontology identifier MONDO_0016674) (46,XY PGD) is a disorder of sex development (DSD) associated with anomalies in gonadal development that results in genital ambiguity of variable degree ranging from almost female phenotype to almost male phenotype in a patient carrying a male 46,XY karyotype. Also known as: 46,XY PGD, 46,XY partial testicular dysgenesis.