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Raynaud's disease, or primary Raynaud's, is diagnosed if the symptoms are idiopathic, that is, if they occur by themselves and not in association with other diseases. Some refer to primary Raynaud's disease as "being allergic to coldness". It often develops in young women in their teens and early adulthood. Primary Raynaud's is thought to be at ...
The condition, which can be a disease, syndrome or phenomenon, causes blood vessels to narrow in response to cold or stress so that little or no blood flows to the affected body parts — most ...
In people with Raynaud’s phenomenon, cold temperatures or stress trigger spasms in the small blood vessels near the surface of the skin, causing the vessels to constrict and limit blood flow.
Raynaud's phenomenon is frequently the first manifestation of CREST/lcSSc, preceding other symptoms by years. Stress and cold temperature induce an exaggerated vasoconstriction of the small arteries, arterioles, and thermoregulatory vessels of the skin of the digits. Clinically this manifests as a white-blue-red transition in skin color.
Raynaud's phenomenon (also known as Raynaud's disease or syndrome) is an important condition affecting skin temperature of many around the globe. [35] Raynaud's phenomenon is the exaggerated response of cutaneous circulation to exposure to cold ambient temperatures. [36] ‘Raynaud attacks’, which can begin in parts of the body and spread ...
In extreme cases, the affected person may lose fingers. The effects are cumulative. When symptoms first appear, they may disappear after a short time. If exposure to vibration continues over months or years, the symptoms can worsen and become permanent. [4] Exposure to hand arm vibrations is a respectively newer occupational hazard in the work ...
Complications of reflex syncope include injury due to a fall. [1] Reflex syncope is divided into three types: vasovagal, situational, and carotid sinus. [2] Vasovagal syncope is typically triggered by seeing blood, pain, emotional stress, or prolonged standing. [11] Situational syncope is often triggered by urination, swallowing, or coughing. [2]
Other uncommon causes are coarctation of the aorta, [4] Trousseau disease [medical citation needed] and Buerger's disease (thromboangiitis obliterans), [5] in which vasculitis occurs. Raynaud's phenomenon functional vasospasm. [clarification needed] It is distinct from neurogenic claudication, which is associated with lumbar spinal stenosis. It ...