ecchymosis is a red or purple patch greater than 1cm where there is bleeding under the skin, while hematoma is an area where blood has accumulated and coagulated. This summarizes the difference between ecchymosis and hematoma.
Many people wonder what the difference between a bruise and acontusionis. The terms bruise and contusion are synonyms. Either term refers to the same injury to the surface of your skin. Your doctor may also refer to your bruise by another medical term, ecchymosis. This is yet another word ...