L’angor de repos: [ ] l’une de ses formes, l’angor de Prinzmetal, est un angor lié au spasme des artères coronaires; il survient la nuit, souvent. Variant angina, often termed Prinzmetal’s angina, Prinzmetal angina and less commonly vasospastic angina, angina inversa, coronary vessel spasm. L’angor de Prinzmetal est un angor spastique qui peut se révéler de façon dramatique par de graves troubles du rythme ventriculaire allant de la «mort subite.

Author: Nikot Mezragore
Country: Myanmar
Language: English (Spanish)
Genre: Video
Published (Last): 22 December 2011
Pages: 268
PDF File Size: 12.80 Mb
ePub File Size: 15.22 Mb
ISBN: 526-7-30212-185-2
Downloads: 41951
Price: Free* [*Free Regsitration Required]
Uploader: Mejind

Variant angina is a form of pronzmetal angina caused by coronary arterial spasm, usually within a coronary artery narrowed by plaque, but occasionally within an angiographically normal appearing artery. Create a free personal account to download free article PDFs, sign up for alerts, and more.

Prinzmetal’s angina Prinzmetal angina Printzmetal’s angina Printzmetal angina. Patients complaining of chest pain should be immediately checked for an abnormal electrocardiogram ECG. Retrieved from prinmzetal https: If these individuals have significant permanent occlusion of their coronary arteries, they may benefit by stenting their occluded arteries.

It is caused by vasospasma narrowing of the coronary arteries due to contraction of the smooth muscle tissue in the vessel walls.

Bypass Surgery for Prinzmetal Angina | JAMA Internal Medicine | JAMA Network

They are also tested by ECG which may suggest variant angina if it shows elevations in the ST segment or an elevated ST segment plus a widening of the R wave during symptoms that are triggered by a provocative agent e.


During acute attacks, individuals typically respond well to fast-acting sublingual, intravenous, or spray nitroglycerin formulations. The electrocardiogram may show depressions rather than elevations in ST segments but in all diagnosable cases clinical symptoms should be promptly relieved prinzmetzl ECC changes should be promptly reversed prijzmetal rapidly acting sublingual or intravenous nitroglycerin.

A prinzmwtal of writing tools that cover the many facets of English and French grammar, style and usage. Association between cardiac arrest due to coronary-artery spam and the characteristics of life-threatening ventricular arrythmias are studied.

[Prinzmetal’s angor].

KoronarspasmeKoronar vasospasme. Myron Prinzmetal described a type of angina that differed from the classic cases of Heberden angina in that it commonly occurred in the absence of exercise or exertion.

Individuals who develop cardiac chest pain are generally treated empirically as an ” acute coronary syndrome “, and are immediately tested for elevations in their blood levels of enzymes such as creatine kinase isoenzymes or troponin that are markers for cardiac damage. Prinzmetal’s angina, often referred to as “variant” angina, is a temporary increase in coronary vascular tone vasospasm causing a marked, but transient reduction in luminal diameter.

Clinical Chemistry and Laboratory Medicine.

Indeed, it often woke sufferers from their normal sleep. Create a free personal account to make a comment, download free article PDFs, sign up for alerts and more.

Outline Masquer le plan.

Prinzmetal’s angina.

Smoke cessation significantly reduces the incidence of patient-reported variant angina attacks. From Wikipedia, the ee encyclopedia.

William Heberden is credited with being the first to describe in a publication the occurrence of chest pain attacks i. Top of the page – Article Outline. As maintenance therapy, prinsmetal nitroglycerin tablets can be taken min before conducting activity that causes angina by the small percentage of patients who experience angina infrequently and only when doing such activity.


PVA has been associated with vasospastic disorders such as Raynaud’s phenomenon and migraine headaches. Purchase access Subscribe to the journal. Writing tools A collection of writing tools that cover the many facets of English and French grammar, style and usage.

In addition, hyperventilation and virtually any stressful emotional or physical e. Unlike cases of atherosclerosis-related stable anginathese symptoms are often unrelated to exertion and occur in night or early morning hours. Zngor you want to subscribe to this journal, see our rates You can purchase this item in Pay Per View: Treatment of associated coronary atherosclerosis in elderly patients with PVA is advised.

This page was last edited on 28 Decemberat Bradycardia Sinus bradycardia Sick sinus syndrome Heart block: Get free access to newly published articles Create a personal account or sign in to: The owners of this website hereby guarantee to respect the legal confidentiality conditions, applicable in France, and not to disclose this data to third parties.

Related Bing Images Extra: