vasospasm


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vasospasm

 [vas´o-spazm]
a spasm of blood vessels, causing vasoconstriction; called also angiospasm. adj., adj vasospas´tic.

va·so·spasm

(vā'sō-spazm, vas'ō-),
Contraction or hypertonia of the muscular coats of the blood vessels.

vasospasm

/vaso·spasm/ (va´zo-) (vas´o-spazm) angiospasm; spasm of blood vessels, causing vasoconstriction.vasospas´tic

vasospasm

(vā′zō-spăz′əm)
n.
A sudden constriction of a blood vessel, causing a reduction in blood flow.

va′so·spas′tic (-spăs′tĭk) adj.

vasospasm

vasospasm

An abrupt and/or excess local or regional contraction of vascular smooth muscle; vasospasm may underlying amaurosis fugax, thrombosis-negative MI, migraine, Prinzmetal's angina, Raynaud's phenomenon, subarachnoid hematoma-related CVAs

va·so·spasm

(vā'sō-spazm)
Contraction or hypertonia of the muscular coats of the blood vessels.
Synonym(s): angiospasm.

vasospasm

Tightening or spasm of blood vessels.

Vasospasm

The constriction or narrowing of blood vessels. In cases of hemorrhage, the constriction is prompted by chemical signals from the escaped blood as it breaks down.

vasospasm

; angiospasm tunica media contraction

vasospasm

spasm of blood vessels, decreasing their caliber.
References in periodicals archive ?
We have noted through clinical observations that our SAH patients with HIT often develop resistant vasospasm, require multiple intra-arterial treatments in IR, and have high morbidity and mortality rates.
Study done by Oliver M observed that changes that can be observed in the retinal vasculature like vasospasm may indirectly indicate the level of placental vascular status and hence placental insufficiency and fetal birth weight.
A review of medical treatments of cerebral vasospasm.
Cerebrospinal fluid pentraxin 3 early after subarachnoid hemorrhage is associated with vasospasm.
Type I describes allergen-induced coronary vasospasm in the absence of preexisting disease.
While some cases were embolic in nature, with post-incident fundoscopy demonstrating intra-arterial steroid crystals, fundoscopic exam of other patients demonstrated only vasospasm.
Arterial vasodilators (reserpine, papaverine, tolazoline), specific thromboxane inhibitors (methimazole, iloprost), and nonspecific thromboxane inhibitors (aspirin, methylprednisolone) are also recommended to prevent edema, thrombosis, and vasospasm (6).
Patients typically present with blanching of the fingers or toes in which the digits appear white, which is attributed to vasospasm of the digital arteries and resultant ischemia.
For reasons that are not well understood, women have higher rates bleeding, shock, fluid in the lungs, and vasospasm after CABG.