I'm concerned about a blighted ovum diagnosis and my dr is basing everything on lmp rather than the range of when i had intercourse and conceived. i believe i conceived on or after 6/21. first ultrasound showed nothing in my uterus or on ovaries, hcg was

U need advice?: This sounds like a complex problem, and it certainly has distressed you. I would try to arrange a visit on HealthTap prime as there is not enough space in these postings to get enough info to make a diagnosis. Also, there will probably be some back & forth that is necessary. Alternatively, seek a 2nd opinion from another Obstetrician / Gynecologist in ur area with the test results in hand. GL!