Antepartum hemorrhage

Has anyone gone thru this??? Las week I was bleeding red....I when to the ER n they said that I had a threatened misscarige,they did and ultrasoundn I thought I was 8 week 4 days but they said I was 6 weeks and 1 day but they couldn't see a fetus or a heart beat becauseit was to early to see... later on that day I went again because a big blood clot came out n I thought I lost the baby... a few days pass n I when to take blood out for the hcg n it came out to be 367.... so I what to know what this means