polyangiitis

[pol″e-an″je-i´tis] inflammation involving multiple blood or lymph vessels.

pol·y·an·gi·i·tis

(pol'ē-an'jē-ī'tis), Inflammation of multiple blood vessels involving more than one type of vessel, for example, arteries and veins, or arterioles and capillaries.

microscopic polyangiitis

A systemic small-vessel vasculitis that primarily affects the kidneys, skin, and lungs of middle-aged men.
Clinical findings
Fever, malaise, myalgia, weight loss, and autoimmunity, including antineutrophil cytoplasmic antibodies (p-ANCA). Skin lesions occur in 30 to 50%, usually presenting as purpura due to leukocytoclastic vasculitis, less commonly as nodules involving the vessels of the dermis and subcutaneous fat and ulcers. The kidney shows rapidly progressive focal and segmental glomerulonephritis.
DiffDx
Polyarteritis nodosa.

pol·y·an·gi·i·tis

(pol'ē-an'jē-ī'tis) Inflammation of many blood vessels involving more than one type of vessel, e.g., arteries and veins, or arterioles and capillaries.

pol·y·an·gi·i·tis

(pol'ē-an'jē-ī'tis) Inflammation of multiple blood vessels involving more than one type of vessel.

单词	polyangiitis
释义	polyangiitis Translations polyangiitis polyangiitis [pol″e-an″je-i´tis] inflammation involving multiple blood or lymph vessels. pol·y·an·gi·i·tis (pol'ē-an'jē-ī'tis), Inflammation of multiple blood vessels involving more than one type of vessel, for example, arteries and veins, or arterioles and capillaries. microscopic polyangiitis A systemic small-vessel vasculitis that primarily affects the kidneys, skin, and lungs of middle-aged men. Clinical findings Fever, malaise, myalgia, weight loss, and autoimmunity, including antineutrophil cytoplasmic antibodies (p-ANCA). Skin lesions occur in 30 to 50%, usually presenting as purpura due to leukocytoclastic vasculitis, less commonly as nodules involving the vessels of the dermis and subcutaneous fat and ulcers. The kidney shows rapidly progressive focal and segmental glomerulonephritis. DiffDx Polyarteritis nodosa. pol·y·an·gi·i·tis (pol'ē-an'jē-ī'tis) Inflammation of many blood vessels involving more than one type of vessel, e.g., arteries and veins, or arterioles and capillaries. pol·y·an·gi·i·tis (pol'ē-an'jē-ī'tis) Inflammation of multiple blood vessels involving more than one type of vessel.
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