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Skin tone: Discoloration caused by bruises is more prominent in lighter complexions. Diseases: Coagulation, platelet and blood vessel diseases or deficiencies can increase bruising due to more bleeding. Location: More extensive vascularity causes more bleeding. Areas such as the arms, knees, shins and the facial area are especially common ...
An ecchymosis is a hematoma of the skin larger than 10 mm. [2] They may occur among and or within many areas such as skin and other organs, connective tissues, bone, joints and muscle. A collection of blood (or even a hemorrhage) may be aggravated by anticoagulant medication (blood thinner).
Purpura (/ ˈ p ɜːr p jʊər ə / [1]) is a condition of red or purple discolored spots on the skin that do not blanch on applying pressure. The spots are caused by bleeding underneath the skin secondary to platelet disorders, vascular disorders, coagulation disorders, or other causes. [2]
Former White House physician said it was caused by a bullet ... nature of the ear, there is still intermittent bleeding requiring a dressing to be in place. ... ripping through the skin. Much ...
Scleroderma is caused by genetic and environmental factors. [ 4 ] [ 5 ] [ 17 ] [ 18 ] Mutations in HLA genes seem to play a crucial role in the pathogenesis of some cases; likewise silica , aromatic and chlorinated solvents, ketones , trichloroethylene , welding fumes, and white spirits exposure seems to contribute to the condition in a small ...
A welt is a bloodshot stripe on the skin. They are hematoma, a special form of a bruise. Welts occur when blunt force is applied to the body with elongated objects without sharp edges. Like other haematomas, welts change their colors as they heal, which usually takes two to four weeks.
Inflammation-induced damage to the skin's blood vessels causes palpable purpura. Palpable purpura is the clinical manifestation of leukocytoclastic vasculitis , which can be idiopathic or linked to sepsis , reactions to drugs, connective tissue diseases , cryoglobulinemia , hepatitis C or B infection, or underlying cancers.
MVD, which is frequently fatal and is related to the much better-known Ebola virus, is sometimes known as "bleeding eye disease" because it damages people's blood vessels, causing them to bleed ...