Hematocolpos is seen in:
Hematocolpos is defined as vagina filled with blood which is seen in imperforate hymen. Hematometra is defined as collection (or) retention of blood in the uterus. NOTE: hematocolpos may also be seen in other veical fusion defects causing obstruction to menstrual blood outflow like transverse vaginal septum but not in any lateral fusion defects as mentioned in the question.
Septate uterus
Bicornuate uterus
Unicornuate uterus
Imperforate hymen
Mullerian Abnormalities