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Takayasu arteritis is a granulomatous vasculitis of the aorta and its major branches. Rare in North America but more prevalent in the Far East, it primarily affects women and typically has its onset in early adulthood. Clinical Findings Takayasu arteritis…
Polymyalgia rheumatica and giant cell arteritis probably represent a spectrum of one disease. Both affect the same population (patients > age of 50), and the incidence of the disease increases with each decade of life. Both show preference for the…
Livedo reticularis produces a mottled, purplish discoloration of the skin with reticulated cyanotic areas surrounding paler central cores (Figure 1–7ck). This distinctive “fishnet” pattern is caused by spasm or obstruction of perpendicular arterioles, combined with pooling of blood in surrounding…