A hematoma is similar to a bruise, but the damage that causes it occurs in larger blood vessels. It can lead to swelling, discoloration, and warmth and may require medical treatment. While many ...

A hematoma is a collection of blood related to a breakage of blood vessels. "This can occur due to injury or other trauma," says Dr. John Whyte, the Chief Medical Officer of WebMD and the author ...

Elimination of a Hematoma Cavity of the Cheek (Case 3) Three Days Postoperatively, with the Dressing Removed but with the Compression Suture Still in Place. Case 4.