what is spontaneous ecchymosis
An ecchymosis is a subcutaneous spot of bleeding (from extravasation of blood) with diameter larger than 1 centimeter.It is similar to (and sometimes indistinguishable from) a hematoma, commonly called a bruise, though the terms are not interchangeable in careful usage.n ecchymosis is a subcutaneous spot of bleeding (from extravasation of blood) with diameter larger than 1 centimeter.