Help! Strange diagnosis/problem

Ok so I was diagnosed with hematomas (2) just inside my vagina a hematoma is a blood clot under the skin I've seen many obgyn doctors and there just as puzzled as I am as to how they developed in that area was rare and why they won't go away they were cut open and major blood cots poor out then they stitch me up and two weeks later it's back again I went through this twice and sitting is extremely uncomfortable does anyone have any advice I've tried hot baths sitting on a rubber donut it's been about a year and there still there I don't know what to do anymore I can't see them even with a mirror this whole situation is driving me mad pleases help