Search results
Results from the WOW.Com Content Network
Specialty. Emergency medicine. 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 ...
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, leaving behind dead ...
Specialty. Cardiology. Cherry angioma, also called cherry hemangioma [ 1] or Campbell de Morgan Spot, [ 2] is a small bright red dome-shaped bump on the skin. [ 3] It ranges between 0.5 – 6 mm in diameter and usually several are present, typically on the chest and arms, and increasing in number with age. [ 3][ 4] If scratched, they may bleed.
Dermatology, surgery. An ulcer is a sore on the skin or a mucous membrane, accompanied by the disintegration of tissue. Ulcers can result in complete loss of the epidermis and often portions of the dermis and even subcutaneous fat. Ulcers are most common on the skin of the lower extremities and in the gastrointestinal tract.
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.
A blister is a small pocket of body fluid ( lymph, serum, plasma, blood, or pus) within the upper layers of the skin, usually caused by forceful rubbing ( friction ), burning, freezing, chemical exposure or infection. Most blisters are filled with a clear fluid, either serum or plasma. [1] However, blisters can be filled with blood (known as ...
Cellulitis is usually [9] a bacterial infection involving the inner layers of the skin. [1] It specifically affects the dermis and subcutaneous fat. [1] Signs and symptoms include an area of redness which increases in size over a few days. [1] The borders of the area of redness are generally not sharp and the skin may be swollen. [1]
Dermatitis herpetiformis. Dermatitis herpetiformis ( DH) is a chronic autoimmune blistering skin condition, [ 3] characterised by intensely itchy blisters filled with a watery fluid. [ 4] DH is a cutaneous manifestation of coeliac disease, [ 5] although the exact causal mechanism is not known. DH is neither related to nor caused by herpes virus ...