What Does Pain In The Abdomen After An Accident Indicate?

Hi I ve have had two misscarrages last year I got hit by a car at 14 weeks pregnet I often get bad pains in the abdominal area after my period finishes mind u ive have not been back to the hospital for my check up for guinacoligest check up due to being depressed I have since after loosing my baby my periods have been 28 day cycle n last period lasted 3 days n usually I bleed for 7-8 days n ten days after my unusual three day bleed I started bleeding black n red clots the pink heavy blood then back to black n brown I have been bleeding too heavy my blood loss n clotting has been that bad I go threw 15 to 20 pads a day I ve been dizzy I eat very healthy I ve lost 30 kilos since December I m suffering anxiety 24/7 my moods are unreal i m scared I ve done damage by not going to get checked by hospital after I loss my son at 14 weeks pregnant I was also born with a bicornate uturas I have twins aged twelve n a seven year old