What causes raynauds?

Mystery. The cause is not completely understood but we know that cold temperatures and stress cause the small vessels in the hands and feet to constrict, causing pain.

Related Questions

What causes raynaud’s?

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.
Unknown. Although we know the disease process, there is as of yet no root cause for the initiation of the disease that has been discovered.

What causes raynaud's disease?

Not known. Typically a prolonged small blood vessel spasm in response to stress or cold exposure. May improve with medication, but, generally is treated conservatively with rare problems arising.

What causes raynaud's phenomenon? My friends hands turn comp blue with the slightest bit of cold. Doc said it was just rs and was ok

Unknown. This is an annoying condition, caused by the body narrowing the arteries to the extremities when the core of the body temperature gets a little low. It can be caused by excess sympathetic nervous system activation too. The best defense is to keep warm, wear a hat outdoors, and stay physically active. There are medicines which can help a little too.
OK? 7% of woman have raynaud's phenomenon. Most occurs in isolation, but workup is required to assure not part of a larger problem. This does not just mean laboratory studies, but requires assessment by a knowledgable/experienced physician.

What can cause raynaud's phenomenon?

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.
Usually cold. Raynauds involves cold or stress induced vasospasm of small vessels in hands and feet. It is really more of an annoyance than a harmful problem. Calcium channel blockers are the most common medication that physicians use to treat the symptoms of raynauds. The main drawback is the side effects from these medicines. Keeping your hands and feet warm remains the best treatment.

What diseases cause raynaud's phenomenon?

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...
None. Some diseases have raynauds associated but not caused by.
Seen in CT disorders. Raynauds may occur just by itself or in association with several connective tissue diseases including scleroderma, lupus and ra. Lab testing for autoantibodies may be helpful in determining whether there is a predisposition to developing one of these underlying diseases.

What could be the cause raynaud's?

Cold and Stress. Doctors don't completely understand the cause of raynaud's attacks, but blood vessels in the hands and feet appear to overreact to cold temperatures or stress. With raynaud's, arteries to your fingers and toes go into vasospasm. Vasospasm narrows your vessels dramatically and temporarily limits blood supply. Secondary raynaud's may be associated with several underlying diseases, usually autoimmune.
BAsic cause. Raynaud's is a disease that is defined by changes in the muscular lining of the arteries in response to temperature. Cold causes constriction (blue) and warmth causes expansion (redness). No specific reason for the muscular lining's reactiveness has been found. Treatments vary from patient to patient but good symptomatic relief is possible. Get to an expert in artery disease for best outcome.

What are the causes of raynauds syndrome?

Sporadic. Raynauds is a sporadic disease. Occurs in response to cold environment and stressful situations. Treatment possible but need to see someone familiar with process.
Usually cold. Raynauds involves cold or stress induced vasospasm of small vessels in hands and feet. It is really more of an annoyance than a harmful problem. Calcium channel blockers are the most common medication that physicians use to treat the symptoms of raynauds. The main drawback is the side effects from these medicines. Keeping your hands and feet warm remains the best treatment.

What is the cause of raynaud's phenomenon (purple toes)?

See below. It is a constriction of the blood vessels on exposure to cold.
Raynauds Phenomenon. Secondary Raynaud’s is also known as Raynaud's Phenomenon which is caused by an underlying disease, condition, or other factor. Many things can cause secondary Raynaud's such as diseases and conditions that directly damage the arteries or damage the nerves that control the arteries in the hands and feet or Repetitive actions that damage the nerves that control the arteries in the hands and feet.