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A bruise, also known as a contusion, is a type of hematoma of tissue, [3] the most common cause being capillaries damaged by trauma, causing localized bleeding that extravasates into the surrounding interstitial tissues. Most bruises occur close enough to the epidermis such that the bleeding causes a visible discoloration.
A contusion is the discoloration of the skin, which results from underlying muscle fibers and connective tissue being crushed. This can happen in a variety of ways such as a direct blow to the skin, or a fall taken against a hard surface. The discoloration in the skin is present when blood begins to pool around the injury.
Psychological trauma (also known as mental trauma, psychiatric trauma, emotional damage, or psychotrauma) is an emotional response caused by severe distressing events that are outside the normal range of human experiences.
With physical trauma or disease suffered by an organism, healing involves the repairing of damaged tissue(s), organs and the biological system as a whole and resumption of (normal) functioning. Medicine includes the process by which the cells in the body regenerate and repair to reduce the size of a damaged or necrotic area and replace it with ...
Penetrative trauma to the heart is typically caused by stab wounds or gunshot wounds. Accidental cardiac penetration can also occur in rare cases from a fractured sternum or rib. Stab wounds to the heart are typically survivable with medical attention, though gunshot wounds to the heart are not.
A pulmonary contusion, also known as lung contusion, is a bruise of the lung, caused by chest trauma. As a result of damage to capillaries , blood and other fluids accumulate in the lung tissue. The excess fluid interferes with gas exchange , potentially leading to inadequate oxygen levels ( hypoxia ).
In psychology, narcissistic injury, also known as narcissistic wound or wounded ego, is emotional trauma that overwhelms an individual's defense mechanisms and devastates their pride and self-worth. In some cases, the shame or disgrace is so significant that the individual can never again truly feel good about who they are.
A wound is any disruption of or damage to living tissue, such as skin, mucous membranes, or organs. [1] [2] Wounds can either be the sudden result of direct trauma (mechanical, thermal, chemical), or can develop slowly over time due to underlying disease processes such as diabetes mellitus, venous/arterial insufficiency, or immunologic disease. [3]