A defense wound or self-defense wound is an injury received by the victim of an attack while trying to defend against the assailant. Defensive wounds are often found on the hands and forearms, where the victim has raised them to protect the head and face or to fend off an assault, but may also be present on the feet and legs where a victim attempts defense while lying down and kicking out at the assailant. The appearance and nature of the wound varies with the type of weapon used and the location of the injury, and may present as a

laceration A wound is a rapid onset of injury that involves lacerated or punctured skin (an ''open'' wound), or a contusion (a ''closed'' wound) from blunt force trauma or compression. In pathology, a ''wound'' is an acute injury that damages the epid ...

, abrasion,

contusion A bruise, also known as a contusion, is a type of hematoma of tissue, the most common cause being capillaries damaged by trauma, causing localized bleeding that extravasates into the surrounding interstitial tissues. Most bruises occur clos ...

bone fracture A bone fracture (abbreviated FRX or Fx, Fx, or #) is a medical condition in which there is a partial or complete break in the continuity of any bone in the body. In more severe cases, the bone may be broken into several fragments, known as a '' ...

. Where a victim has time to raise hands or arms before being shot by an assailant, the injury may also present as a

gunshot wound A gunshot wound (GSW) is a penetrating injury caused by a projectile (e.g. a bullet) from a gun (typically firearm or air gun). Damages may include bleeding, bone fractures, organ damage, wound infection, loss of the ability to move pa ...

. Severe laceration of the palmar surface of the hand or partial amputation of fingers may result from the victim grasping the blade of a weapon during an attack. In

forensic pathology Forensic pathology is pathology that focuses on determining the cause of death by examining a corpse. A post mortem examination is performed by a medical examiner or forensic pathologist, usually during the investigation of criminal law cases ...

the presence of defense wounds is highly indicative of

homicide Homicide occurs when a person kills another person. A homicide requires only a volitional act or omission that causes the death of another, and thus a homicide may result from accidental, reckless, or negligent acts even if there is no inten ...

and also proves that the victim was, at least initially, conscious and able to offer some resistance during the attack. Defense wounds may be classified as active or passive. A victim of a knife attack, for example, would receive active defense wounds from grasping at the knife's blade, and passive defense wounds on the back of the hand if it was raised up to protect the face.

References

{{reflist, 30em Injuries Forensic pathology Pathology