A hematoma is a pocket of blood. The pocket of blood can turn into a hard, painful lump under the skin. Your skin may turn blue or yellow. Most hematomas get better in a few days to weeks. Some hematomas are serious and need medical care. Hematomas can be very small or very big.


  • Put ice on the injured area.

  • Put ice in a plastic bag.

  • Place a towel between your skin and the bag.

  • Leave the ice on for 15 to 20 minutes, 3 to 4 times a day for the first 1 to 2 days.

  • After the first 2 days, switch to using warm packs on the injured area.

  • Raise (elevate) the injured area to lessen pain and puffiness (swelling). You may also wrap the area with an elastic bandage. Make sure the bandage is not wrapped too tight.

  • If you have a painful hematoma on your leg or foot, you may use crutches for a couple days.

  • Only take medicines as told by your doctor.


  • Your pain gets worse.

  • Your pain is not controlled with medicine.

  • You have a fever.

  • Your puffiness gets worse.

  • Your skin turns more blue or yellow.

  • Your skin over the hematoma breaks or starts bleeding.


  • Understand these instructions.

  • Will watch your condition.

  • Will get help right away if you are not doing well or get worse.