Raynaud syndrome

Raynaud's syndrome is a spasm of small arteries. This causes reduced blood flow to end arterioles.[1]

Raynaud's affecting two fingers on female

References
  1. "What Are the Signs and Symptoms of Raynaud's?". NHLBI. 21 March 2014. Archived from the original on 5 October 2016. Retrieved 1 October 2016.
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