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Raynaud's Syndrome Topic Guide

Raynaud Phenomenon Raynaud Phenomenon: Raynaud's syndrome (also called Raynaud's phenomenon) is a blood vessel disorder. The smooth muscle in the walls of arteries contract, causing "vasospasms" of the small vessels that supply blood to the extremities. The typical features of include changes in the color of skin from pale to bluish to red, which typically occur after exposure to cold temperatures. The disorder is sometimes referred to as "white fingers disease."
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Doctor's Notes on Raynaud Phenomenon Symptoms

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Cold Hands and Feet
Cold Hands and Feet When parts of your body get too cold, like your hands, feet, and sometimes other parts of the body, especially your ears and nose, they can be injured or react in different ways. Symptoms and signs of cold hands and feet include loss of sensation, numbness, tingling, itching, burning, unusual color of the affected area, and blistering. Types of cold injury include: frostbite, frostnip, immersion, pernio, Raynaud's phenomenon, cryoglobulins, and cold urticaria. The best treatment is rapid rewarming in the emergency department.

Raynaud Phenomenon Topic Guide - Visuals

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Raynaud Phenomenon Topic Guide - Medications and Vitamins

Medications:

phenoxybenzamine Phenoxybenzamine

Phenoxybenzamine is used to control blood pressure and reduce sweating in people with pheochromocytoma (tumor of the adrenal gland)...learn more »

amlodipine Amlodipine

Amlodipine is a calcium channel blocker that dilates (widens) blood vessels and improves blood flow...learn more »

nitroglycerin (topical) Nitroglycerin (topical)

Nitroglycerin is in a group of drugs called nitrates. Nitroglycerin dilates (widens) blood vessels, making it easier for blood to flow through them and easie...learn more »

bleomycin Bleomycin

Bleomycin is a cancer medicine that interferes with the growth and spread of cancer cells in the body...learn more »

aspirin (oral) Aspirin (oral)

Aspirin is a salicylate (sa-LIS-il-ate). It works by reducing substances in the body that cause pain, fever, and inflammation...learn more »

prazosin Prazosin

Prazosin is in a group of drugs called alpha-adrenergic (AL-fa ad-ren-ER-jik) blockers. Prazosin relaxes your veins and arteries so that blood can more easil...learn more »

nifedipine Nifedipine

Nifedipine is a calcium channel blocker that is used to treat hypertension (high blood pressure) or angina (chest pain)...learn more »

verapamil (oral) Verapamil (oral)

Verapamil is a calcium channel blocker. It works by relaxing the muscles of your heart and blood vessels...learn more »

diltiazem Diltiazem

Diltiazem is a calcium channel blocker that is used to treat hypertension (high blood pressure) or angina (chest pain)...learn more »