TY - CHAP M1 - Book, Section TI - SKIN SIGNS OF VASCULAR INSUFFICIENCY A1 - Wolff, Klaus A1 - Johnson, Richard Allen A1 - Saavedra, Arturo P. A1 - Roh, Ellen K. PY - 2017 T2 - Fitzpatrick's Color Atlas and Synopsis of Clinical Dermatology, 8e AB - Atherosclerosis obliterans (ASO) is associated with spectrum of cutaneous findings of slowly progressive ischemic changes, especially when occurring on the lower extremities.Symptoms range from acute ischemia to intermittent claudication with exertional muscle pain and fatigue to limb ischemia with rest pain and tissue damage.Cutaneous findings range from dry skin, hair loss, onychodystrophy, gangrene, and ulceration.Atheroembolism is the phenomenon of dislodgment of atheromatous debris from a proximal affected artery or aneurysm with centrifugal microembolization and resultant acute ischemic and infarctive cutaneous lesions.More common with advanced age and invasive procedures.Manifestations are blue or discolored toes ("blue toe"), livedo reticularis, and gangrene. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - dermatology.mhmedical.com/content.aspx?aid=1140791448 ER -