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.

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One strategy to avoid this development is to schedule nitroglycerin-free periods of between 12 to 14 hours between doses of long-acting nitroglycerin formulations.

During acute attacks, individuals typically respond well to fast-acting sublingual, intravenous, or spray nitroglycerin formulations. 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. Treatment of the Kounis syndrome very much differs from that for variant angina.

Vasospastic Angina

Purchase access Subscribe to the journal. Journal page Archives Contents list. Drugs, Devices, and Other Interventions. Cardiovascular disease heart I00—I52— Atrial flutter Ventricular flutter Atrial fibrillation Familial Ventricular fibrillation. Access to the text HTML. An update on spontaneous coronary artery dissection, vasospastic angina prinzmetaal coronary microvascular dysfunction”.

[Prinzmetal’s angor].

Some individuals with otherwise typical variant angina may show depressions, rather than elevations in the ST segments of their ECGs during angina pain; they may also show new U waves on ECGs during angina attacks. D ICD – Individuals with certain severe complications of variant angina require immediate therapy.


A variant form of angina pectoris”. Top of the page – Article Outline. The most sensitive and specific test for PVA is the administration of ergonovine intravenously.

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. Medical therapy classically employs vasodilator drugs, which include nitrates and calcium channel blockers. However, individuals commonly develop tolerancei. Sudden cardiac death Asystole Pulseless electrical activity Sinoatrial arrest. Retrieved from ” https: Started inthis collection now contains interlinked topic pages divided into a tree of 31 specialty books and chapters.

Vascular Medicine London, England. Smoke cessation significantly reduces the incidence of patient-reported variant angina attacks. Angor de Prinzmetal, Mort subite, Coronarographie.

Spasm of the large- or medium-sized coronary arteries. In addition, hyperventilation and virtually any stressful emotional or physical e. Coronary Artery Disease Chapter. The onset of symptom relief in response to intravenous administration, which is used in more severe attacks of angina, occurs almost immediately while sublingual formulations of it act within 1—5 minutes. Other factors thought to be associated with the development of variant angina include: Finally, rare cases may exhibit symptom-free coronary artery spasm that is nonetheless associated with cardiac muscle ischemia i.

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The intake of certain agents have been reported to trigger an attack of primzmetal angina. These images are a random sampling from a Bing search on the term “Vasospastic Angina.

Create a free personal account to download free article PDFs, sign up for alerts, customize your interests, and more. The term vasospastic angina is sometime used to include all of these atypical cases with the more typical cases of variant angina. The disorder seems to occur more often in women than men, has a particularly high incidence in Japanese males as well as females, and afflicts individuals agnor may smoke tobacco products but exhibit priznmetal other cardiovascular risk factors.

Prinzmetal’s angina.

A variant form of angina pectoris caused by coronary artery vasospasm, usually occurring spontaneously and frequently associated with ST segment elevation.

For a portion of patients, variant angina may be a manifestation of a more generalized episodic smooth muscle -contractile disorder such as migraineRaynaud’s phenomenonor aspirin-induced asthma.

A low prevalence of coronary artery spam in patients with aborted sudden death, normal coronary angiograms and unexplained ventricular fibrillation is described.