<prompt> A 16-year-old girl with height 5inches present with primary amenorrhea and rising FSH . The histological finding most consistent with her conditions isMarfan syndromeCorpus luteal hemorrhageLow oocyte in ovaryPituitary Apoplexy  <response>: Hypergonadotrophic Primary AmenorrheaCausesAbnormal sex chromosomes: 45,OX, Abnormal XNormal sex chromosomes: 46 XX Pure gonadal dysgenesis, Swyers syndrome, Savage syndromeCharacteristicsGonadal failureThese women have streak ovaries with the absence of ovarian folliclesNo estrogen productionElevated levels of FSHA progesterone challenge test is negative 