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RAYNAUD'S SYNDROME (CONDITIONS IN WHICH RAYNAUD'S PHENOMENON MAY…
RAYNAUD'S SYNDROME
peripheral digital ischaemia due to paroxysmal vasospasm, precipitated by cold or emotion
Fingers or toes ache and change colour: pale (ischaemia) →blue (deoxygenation) →red (reactive hyperaemia).
It may be idiopathic (Raynaud’s disease—prevalence: 3–20%; ♀:♂ >1:1) or have an underlying cause (Raynaud’s phenomenon)
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RX
Nifedipine 5–20mg/8h po helps as may evening primrose oil, sildenafil, and epoprostenol (for severe attacks/digital gangrene).
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