<prompt> The presentation of Asherman syndrome typically involvesHypomenorrheaOligomenorrheaMenorrhagiaMetrorrhagia  <response>: Ovulation is not affected in Asherman syndrome. Because of the decreased amount of functional endometrium, progressive hypomenorrhea lighter menstrual flow or amenorrhea is common. The best diagnostic study is the hysterosalpingogram under fluoroscopy. Hysteroscopy with lysis of adhesions is the treatment of choice. Prophylactic antibiotics may improve success rates. 