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forensic terms
definitions used in medical applications
| forensic term | definition |
|---|---|
| abrasion | wound caused by rubbing the skin or mucous membrane |
| avulsion | tearing away of a structure or part |
| bruise | superficial discoloration due to hemorrhage into the tissues from ruptured blood vessels beneath the skin surface. Also called contusion; the skin is not broken |
| contusion | a bruise; injury to tissues without breakage of skin; blood from broken vessels accumulates, causing pain, swelling, and tenderness |
| cut | incision |
| ecchymosis | a hemorrhagic spot or blotch, larger than petechia, in the skin or mucous membrane, forming a nonelevated, rounded or regular, blue or purplish patch |
| hematoma | localized collection of extravasated blood, usually clotted in an organ, space, or tissue |
| hemorrhage | escape of blood from a ruptured vessel, which can be external or internal, and/or into the skin or other organ |
| incision | a cut or wound made by a sharp instrument; the act of cutting |
| laceration | act of tearing or splitting; wound produced by tearing or splitting of body tissue, usually from blunt impact over a bony surface |
| lesion | broad term referring to any pathologic or traumatic discontinuity of tissue or loss of function of a part |
| patterned injury | injury caused by an object that leaves a distinct pattern on the skin and/or organ or an injury caused by a unique mechanism of injury |
| pattern of injuries | injuries, usually bruises or fractures, in various stages of healing |
| petechiae | minute, pinpoint, nonraised, perfectly round, purplish red spots caused by intradermal or submucous hemorrhage, which later turn blue or yellow |
| puncture | act of piercing or penetrating with a pointed object or instrument |
| stab wound | penetrating, sharp, cutting injury that is deeper than it is wide |
| traumatic alopecia | loss of hair from pulling and yanking or by other traumatic means |
| wound | general term referring to a bodily injury caused by physical means |