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Bruise. 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.
Hematoma. A hematoma, also spelled haematoma, or blood suffusion is a localized bleeding outside of blood vessels, due to either disease or trauma including injury or surgery [ 1] and may involve blood continuing to seep from broken capillaries. A hematoma is benign and is initially in liquid form spread among the tissues including in sacs ...
Dr. Conroy says a bruise will get better on its own. But to feel better and help your bruise heal, she says you can: Ice it down: Apply a cold gel pack, bag of ice, or bag of frozen vegetables to ...
The skin weighs an average of four kilograms, covers an area of two square metres, and is made of three distinct layers: the epidermis, dermis, and subcutaneous tissue. [1] The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3]
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 ...
Emergency medicine. An abrasion is a partial thickness wound caused by damage to the skin. [ 1] It can be superficial involving only the epidermis to deep, involving the deep dermis. Abrasions usually involve minimal bleeding. [ 2] Mild abrasions, also known as grazes or scrapes, do not scar or bleed because the dermis is left intact, but deep ...
Blood blister. A blood blister is a type of blister that forms when subdermal tissues and blood vessels are damaged without piercing the skin. It consists of a pool of lymph, blood and other body fluids trapped beneath the skin. If punctured, it suppurates a dark fluid. Sometimes the fluids are cut off from the rest of the body and dry up ...
Pronunciation. pɪˈtiːkɪə. Specialty. Rheumatology. A petechia ( / pɪˈtiːkiə /; [ 1] pl.: petechiae) is a small red or purple spot (≤4 mm in diameter) that can appear on the skin, conjunctiva, retina, and mucous membranes which is caused by haemorrhage of capillaries. [ 2][ 3] The word is derived from Italian petecchia ' freckle ', of ...