Search results
Results from the WOW.Com Content Network
Vasculitis is a group of disorders that destroy blood vessels by inflammation. [2] Both arteries and veins are affected. Lymphangitis (inflammation of lymphatic vessels) is sometimes considered a type of vasculitis. [3] Vasculitis is primarily caused by leukocyte migration and resultant damage.
More specific symptoms occur usually based off where in body the vasculitis is occurring, and which organ is supplied by that blood vessel. Reduced blood flow caused by vasculitis can cause organ ischemia which can happen in two ways. First, blood cells clump onto the exposed tissue factor and collagen on the inside of blood vessels forming ...
Buerger's disease – inflammation and swelling in small blood vessels, causing the vessels to narrow or become blocked by blood clots. [18] Raynaud syndrome – a peripheral vascular disorder that causes constriction of the peripheral blood vessels in the fingers and toes when a person is cold or experiencing stress. [19]
Neutrophils migrate from blood vessels to the infected tissue via chemotaxis, where they remove pathogens through phagocytosis and degranulation Inflammation is a process by which the body's white blood cells and substances they produce protect us from infection with foreign organisms, such as bacteria and viruses. The (phagocytes) white blood ...
Plaque build-up often doesn’t cause symptoms, but it can block blood flow to vital organs like your heart. ... your body produces inflammation as a defense mechanism. This inflammation can cause ...
Necrotizing vasculitis, also called systemic necrotizing vasculitis, [1] is a general term for the inflammation of veins and arteries that develops into necrosis and narrows the vessels. [ 2 ] Tumors , medications, allergic reactions , and infectious organisms are some of the recognized triggers for these conditions, even though the precise ...
Specific symptoms: [8] Claudication of the jaw; Engorged, tender vessels; Specific symptoms usually develop in the advanced stages of temporal arteritis. [8] These symptoms can include damage to eyesight and sudden blindness in one or both eyes. [9] Polyarteritis nodosa of unknown mechanism can cause testicular pain.
It affects all of the vessels: very small blood vessels (capillaries), medium-size blood vessels (arterioles and venules), or large blood vessels (arteries and veins). If blood flow in a vessel with vasculitis is reduced or stopped, the parts of the body that receive blood from that vessel begins to die, resulting in a stroke .