An historical term for a variety of abnormalities in sex development that lead to anomalies in the reproductive tract and/or external genitalia.

In gonochoristic organisms, congenital conditions in which development of chromosomal, gonadal, or anatomical sex is atypical. Effects from exposure to abnormal levels of GONADAL HORMONES in the maternal environment, or disruption of the function of those hormones by ENDOCRINE DISRUPTORS are included.

Synonyms: Differentiation Disorder, Sexual, Genital Ambiguity, Disorders, Sexual Differentiation, Sex Differentiation Disorders, Disorders, Sex Differentiation, Condition, Intersex, Ambiguity, Genital, Sexual Development Disorders, Intersex Conditions, Sex Development Disorder, Intersexuality, Conditions, Intersex, Sexual Differentiation Disorder, Hermaphroditism, Differentiation Disorders, Sexual, Disorders of Sex Development, Disorder, Sexual Differentiation, Ambiguities, Genital, Sexual Development Disorder, Sexual Differentiation Disorders, Sex Development Disorders, Pseudohermaphroditism, Genitalia, Ambiguous, Differentiation Disorders, Sex, Disorder, Sex Differentiation, Sex Differentiation Disorder, Ambiguous Genitalia, Genital Ambiguities, Intersexualities, Disorders of Sexual Development, Intersex Condition, Differentiation Disorder, Sex