I've had what felt like a boil in my pelvic area. Pain has gone & now a hard pea sized ball is felt deep in the skin, Is this normal? It's been 2.5 wks

? sebaceous cyst. The given description could fit for a common and not dangerous cyst. It occurs when oil ducts get plugged up. Some pain can occur since the material causes inflammation. Mostly they are a problem if they get infected. They can get really red and tender and sometimes ooze foul smelling cheesy stuff. They may require drainage and eventual minor surgery to remove, under local anesthesia.