Symptoms of Raynaud's syndrome

Raynaud's syndrome is a condition caused by spasms in the arteries of the extremities. It occurs mostly in women, usually between the ages of 20 and 30, and is more common in cold seasons and regions. Patients may initially show pale fingers, then gradually develop to the roots and palms of the fingers, and the process may spread from one finger to the other fingers. At the same time, the patient can also show numbness and acupuncture sensation of the extremities. As the disease progresses, the patient can also show redness and fever of the extremities, gradually showing burning sensation, etc., and then the skin may return to normal after a while.