Thread: clots

i am looks for advise....my doc told me clots were normal but the ones i have sometimes are large.....i am late on my period this month was about 12 days late and when it came which late is not normal for me....it started out a very dark red and the clots are bigger......and sorta grainy...anyone know what could it be..i thought for a but i was preg...but all tests were neg and now the period came.....i have an appt. for the doc. on the 18th....