Definition of Vasoconstriction:

A narrowing of any blood vessel, especially the arterioles and the veins in the blood reservoirs of the skin and the abdominal viscera.

Also: Vasoconstrictor, Vasoconstrictors

Topics Related to Vasoconstriction

Cigarette Smoke Damage

...the condition
“...This is mediated through smoking induced atherosclerosis and vasoconstriction.  Smoking is associated with atherosclerosis of the aorta, and death rates from ruptured abdominal aortic aneurysm (AAA) are higher in smokers: 59% of all aortic aneurysm is the result...”

Cold Applications (Cryotherapy) a treatment
“...The vasoconstriction effect of therapeutic cold is beneficial for reducing posttraumatic swelling and pain or for reducing hemorrhage into soft tissues...”
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More topics Related to Vasoconstriction

Eclampsia / Preeclampsia

...the condition
“...Abnormal prostaglandin synthesis may be the pivotal defect causing increased peripheral vascular resistance, severe vasoconstriction, endothelial injury and secondary hypertension...”

Hyperbaric Oxygen a treatment
“...The effects of Hyperbaric Treatments on the cardiovascular system include decreased heart rate, decreased cardiac output, possible slight increase in blood pressure and arterial vasoconstriction after load increases...”

L-Arginine a treatment
“...It is a substance produced by one's own blood vessels that keeps the blood vessel open (vasodilatation) rather than spastically closed (vasoconstriction), dilating the coronary and other arteries...”
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More topics Related to Vasoconstriction

Pregnancy-Related Issues

...the condition
“...This can be attributed to several factors such as the vasoconstriction of placenta blood flow by nicotine, elevated fetal carboxyhemoglobin and catecholamine levels, fetal tissue hypoxia, reduced delivery of nutrients to the fetus, and increased heart...”


...related topic
“Any of a class of physiologically active substances present in many tissues, with effects such as vasodilation, vasoconstriction, stimulation of the smooth muscles of the bronchus or intestine, uterine stimulation; also involved in pain, inflammation, fever, allergic diarrhea, and dysmenorrhea...”


...related topic
“A phenolic amine neurotransmitter (C10H12N2O) that is a powerful vasoconstrictor and is found especially in the brain, blood serum and gastric membranes of mammals...”


...the condition
“...Although vasoconstrictors and antihistamines cause transient relief, their chronic use is contraindicated, since there is usually a rebound congestion (severe congestion caused by the excessive or abusive use...”
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