A perianal hematoma is a pool of blood that collects in the tissue surrounding the anus. It’s usually caused by a ruptured or bleeding vein. Not all perianal hematomas require treatment. However, some ...

You may develop hematomas that range from minor to life-threatening, depending on their size and location. A doctor may ...

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 ...