Raynaud syndrome
Raynaud Syndrome
Raynaud Syndrome (pronounced ray-NOHZ) is a medical condition that affects the blood vessels in the fingers and toes. It is named after the French physician Maurice Raynaud, who first described the condition in 1862.
Etymology
The term "Raynaud Syndrome" is derived from the name of the French doctor Maurice Raynaud, who first identified the condition. The word "syndrome" comes from the Greek "σύνδρομον" (sýndromon), meaning "concurrence of symptoms," or "running together."
Definition
Raynaud Syndrome is a disorder that causes the blood vessels, usually in the fingers and toes, to narrow when cold or stressed. This narrowing, or vasospasm, reduces blood flow to the affected areas (often the fingers and toes), causing them to turn white and blue.
Symptoms
The symptoms of Raynaud Syndrome include cold fingers and toes, color changes in the skin in response to cold or stress, and a numb, prickly feeling or stinging pain upon warming or stress relief.
Causes
Raynaud Syndrome can be primary (without an associated disease) or secondary (linked to an underlying condition, often a connective tissue disorder). The exact cause of the vasospasms that lead to Raynaud Syndrome is unknown.
Treatment
Treatment for Raynaud Syndrome typically involves lifestyle changes to manage symptoms and avoid triggers. In severe cases, medication or surgery may be necessary.
Related Terms
- Vasospasm: A sudden constriction of a blood vessel, reducing its diameter and blood flow.
- Connective tissue disorder: A group of disorders that affect the tissues that support, bind, or separate other tissues and organs.
- Primary Raynaud Syndrome: Raynaud Syndrome without an associated disease.
- Secondary Raynaud Syndrome: Raynaud Syndrome linked to an underlying condition.
External links
- Medical encyclopedia article on Raynaud syndrome
- Wikipedia's article - Raynaud syndrome
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