question: Hi.I had a lump on my groin,it burst and blood and puss came out,iv had it 13 months now,and it just wont heal.I put sudocreme and a plaster on in the day.it seems to heal then it openes up and bleeds again.its painfull when i sit down so i have to keep it covered with a plaster.i just want it to heal.it has caused a really bad scar and a bit of a hole where it is .Any help as to what i can do to help it heal .