You should have a scan to check that everything has passed. It can be extremely dangerous if you don't get checked out.
Also, sometimes they will just send you home and let your body naturally expel all the contents like mine did
It can very dangerous.,it can kill u if u needed and and c and didnt get one.
You can get an infection if some of the clots are left up there. Which in worse case could cause hemraging and death. It is very important to go to Er or to your Dr straight away.