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It is vascular spasm in the fingers, toes, and can even involves the nose and ears and internal organs the blood vessels of the heart or kidneys in response to cold or stress causing the external elements especially the fingers, toes to turn white. Blue and red can also occur but I like to Emphasize if not white I can not be clear. Others ...Read more
Artery constriction: Raynaud's phenomenon is a symptom caused by constriction of small blood vessels, usually in the fingers and toes, leading to a lack of nutrients and oxygen going to the fingers and toes. Raynaud's phenomenon can be due to auto-immune disorders, hormonal imbalances, medication effects, etc... A primary care doctor, endocrinologist, or rheumatologist can evaluate a person with such symptoms. ...Read moreSee 1 more doctor answer
Many disorders can: Many disorders can cause raynaud's phenomenon. Examples include: scleroderma, lupus, rheumatoid arthritis, sjogren's syndrome, atherosclerosis, subclavian aneurysm, beta-blocker drugs, ergotamine-type drugs, hypothyroidism, reflex sympathetic dystrophy, magnesium deficiency, etc... ...Read moreSee 2 more doctor answers
Cold and stress: We do not completely understand the cause of raynaud's, but exposure to cold and emotional stress cause spasm in the blood vessels of the hands and feet. This causes a reduction in blood flow. The lack of oxygen in the area cause the color to change to white, with continued lack of oxygen they turn blue and then red as the spasm resolves and blood flow returns. ...Read moreSee 1 more doctor answer
Uncertain, but: It is known that celiac dz is associated w autoimmune diseases (antibodies against one's own tissues, eg diabetes-I).A letter in the Scandinavian Journal of Rheum in 2010 reported evidence of scleroderma-like activity in celiac disease. Raynaud's is found in cases of scleroderma, an auto-immune disease that causes scarring that can impede blood flow to fingers. 2010, Vol. 39, No. 5 , Pages 438-43 ...Read moreSee 1 more doctor answer
Many causes: There are many causes of peripheral neuropathy. Common causes are elevated blood sugar, alcohol, and vitamin B12 deficiency. A common "cause" is idiopathic neuropathy, meaning the cause cannot be found. Other causes include medicine side effects, certain kinds of infections, cancer, inherited causes, chemical exposure, and changes in blood chemistry. ...Read more
Dermatomyositis: The cause of dermatomyositis is unknown. Experts think it may be due to a viral infection of the muscles or a problem with the body's immune system. It can also sometimes occur in patients who have cancer of the abdomen, lung or other body area. Anyone can develop dermatomyositis, but it most commonly occurs in children age 5 - 15 and adults age 40 - 60. Women develop this condition more often. ...Read more
Unknown cause: The cause is unknown. Certain parts of the brain regulate which sensations are perceived as painful ( a pain gate mechanism). This becomes altered in fibromyalgia and non-painful stimuli are felt as painful. There are also alterations in the brain's sleep cycle mechanism. ...Read moreSee 4 more doctor answers
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