Painless, symmetric, distal bluish discoloration usually affecting hands and feet (1)
Affected areas can be cool.
Does not come and go like Raynaud phenomenon (RP)
RP has a broad di...
Painless blue fingers, hands, toes, or feet
Digits may often feel cool.
Symptoms worse with cooler temperatures
Onset in 2nd or 3rd decade
Symptoms are long-standing but not generally pro...
Keep extremities warm.
Avoid inciting situations (outdoor weather without warm clothes, sitting under the AC at work, etc.).
Patient education and reassurance is quite helpful.
Most patients do well.
Progression to digital or limb ulceration does not happen in acrocyanosis. If so, reconsider diagnosis to include vasculitis syndromes.
443.89 Other specified peripheral vascular diseases
25003006 acrocyanosis (finding)
Acrocyanosis is generally benign.
Acrocyanosis is persistent; RP is intermittent.
Acrocyanosis does not respond to calcium channel blockers (1); RP does.
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