Raynaud’s
Raynaud’s phenomena
Also
called “Secondary Raynaud’s phenomena”
Also
called “acrocyanosis”
Affects
male and females equally – middle age or elderly
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Usually
associated with another disease
Raynaud’s disease:
Also
called “Primary Raynaud’s phenomena”
Affects
females 3 – 5 times more – <40 yrs of age
Increased
sympathetic nervous system activity which causes vasoconstriction
when streesed or exposed to cold
Involves
Ii antigens