my mother in law, age 88,weighs about 8and a half stone, frail. fell badly 5 weeks ago, she fractured her collar bone, and had serious bruising around the top of her leg, there has been a lump there roughly the size of a tennis ball since, on the front of her leg, it has not improved and it is concerning me. any ideas what it could be.
Hi I am Chat Doctor, General Surgeon. I will help with your problem. . .  It's sad to know that your mother-in-law had a bad fall. The swelling is mostly likely because of collection of blood under the skin. I hope she is not taking any blood thinning Chat Doctor.  If such a patient walks in my clinic, I plan for local treatment of the hematoma, if it is big enough as you said a size of a tennis ball. I will