Mayer-Rokitansky-Kuster-Hauser syndrome (MONDO_0017771) is spectrum of Mullerian duct anomalies characterized by congenital aplasia of the uterus and upper 2/3 of the vagina in otherwise phenotypically normal females. It can be classified as either MRKH syndrome type 1 (corresponding to isolated utero-vaginal aplasia) or MRKH syndrome type 2 (utero-vaginal aplasia associated with other malformations). Also known as: MRKH, MRKH syndrome, Mayer-Rokitansky-Küster-Hauser Syndrome, Mullerian aplasia/dysgenesis, Rokitansky Kuster Hauser syndrome, Rokitansky syndrome.