WebMay 1, 1991 · Abstract. The pathogenesis of primary Raynaud's phenomenon remains an enigma. Most evidence favors a local abnormality in the digital arteries as opposed to an increased activity of the sympathetic nervous system. The local fault may involve the alpha 2-adrenergic receptors, which are most important in reflex sympathetic vasoconstriction. WebRaynaud syndrome is a problem with blood flow in your fingers and rarely your toes. Blood vessels in your fingers close up too much. The ends of your fingers turn pale and blue and feel numb and tingly. It's most common in women ages 15 to 40. Raynaud syndrome can be caused by another health problem or happen just by itself.
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WebDec 17, 2024 · A: You may have Raynaud’s disease, which affects about 28 million Americans. If you have it, tiny blood vessels in your extremities constrict and spasm, so your body has trouble maintaining adequate blood flow. Without proper circulation, warmth, and oxygen, fingers and toes become cool to the touch and lose sensation. Everyone’s blood … WebSystemic lupus erythematosus (SLE) is an autoimmune disease that affects multiple organ systems. Its course is typically recurrent, with periods of relative remission followed by … sml junior goes to the movies
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WebCalcium channel blockers. These drugs relax and open small blood vessels in your hands and feet, decreasing the frequency and severity of attacks in most people with Raynaud's. These drugs can also help heal digital ulcers. Examples include nifedipine (Afeditab CR, Procardia), amlodipine (Norvasc), felodipine (Plendil) and Diltiazem. WebPolicy. Raynaud’s causes tiny blood vessels in the fingers, toes, ears or nose to constrict during exposure to cold weather, emotional stress or other triggers. This reduces blood … WebRaynaud's is sometimes called a disease, syndrome, or phenomenon. The disorder is marked by brief episodes of vasospasm (VA-so-spazm), which is a narrowing of the blood vessels. Vasospasm of the arteries reduces blood flow to the fingers and toes. In people who have Raynaud's, the disorder usually affects the fingers. river of idaho