a vascular disorder of unknown cause, characterized by recurrent episodes of blanching and numbness of the fingers and toes and sometimes the tip of the nose and ears, usually triggered by stress or exposure to cold.
1880-85; named after Maurice Raynaud (1834-81), French physician who described it
British Dictionary definitions for raynaud disease
a disease, mainly affecting women, in which spasms in the blood vessels of the fingers or toes restrict blood flow to the affected part, which becomes pale, numb, and sometimes painful Often shortened to Raynaud's
named after Maurice Raynaud (1834–81), French physician who first described it