Vasospasm
Vasospasm
Vasospasm (pronounced: vaso-spasm) is a medical condition characterized by the constriction or narrowing of blood vessels, which can lead to a decrease in blood flow.
Etymology
The term "vasospasm" is derived from the Greek words "vaso" meaning vessel and "spasm" meaning sudden, involuntary muscle contraction.
Definition
Vasospasm is a condition where an arterial spasm leads to vasoconstriction. This can lead to tissue ischemia and death (necrosis) due to the lack of blood flow and oxygen. Vasospasms can occur in any area of the body but are particularly dangerous when they affect the brain or heart.
Symptoms
Symptoms of vasospasm can vary depending on the location and severity of the spasm. They may include pain, changes in skin color, or decreased function in the affected area. In severe cases, such as cerebral vasospasm, symptoms can include severe headache, confusion, and loss of consciousness.
Causes
Vasospasm can be caused by a number of factors, including injury to a blood vessel, exposure to cold, certain medications, and diseases such as Raynaud's disease and Subarachnoid hemorrhage.
Treatment
Treatment for vasospasm typically involves addressing the underlying cause of the spasm and may include medications to relax the blood vessels, pain management, and in some cases, surgery.
Related Terms
External links
- Medical encyclopedia article on Vasospasm
- Wikipedia's article - Vasospasm
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