ecchymosis

Term: ecchymosis

Literally meaning: "pour out”

Origin: Anc Greek

εκ-/ec-(=prefix meaning  “from”, “out of”, “upwards”

χυμός/chymos(=juice) >χέω/cheo(=pour)

Coined/History

Three terms that refer to bleeding that occurs in the skin are petechiae, purpura, and ecchymoses. Generally, the term "petechiea" refers to smaller lesions. " Ecchymoses are 1 to 2 cm in size, and are therefore larger than petechia (1–2 mm) or purpurae (>3 mm).

 Definition

Ecchymosis or  bruise is the medical term for  skin discoloration caused by

ruptured blood vessels into subcutaneous tissue.(beneath the skin). Ecchymoses as also In petechiae,  and purpura do not blanch when pressed