Unstable Angina - American Heart Association
www.heart.org › en › health-topicsUnstable angina or sometimes referred to as acute coronary syndrome causes unexpected chest pain, and usually occurs while resting. The most common cause is reduced blood flow to the heart muscle because the coronary arteries are narrowed by fatty buildups (atherosclerosis) which can rupture causing injury to the coronary blood vessel resulting in blood clotting which blocks the flow of blood ...
Angina pectoris – Wikipedia
https://no.wikipedia.org/wiki/Angina_pectorisUstabil angina pectoris Ustabil angina pectoris er en del av diagnosegruppen akutt koronarsyndrom og betegner en tilstand hvor pasienten har brystsmerter grunnet mangelfull blodforsyning i hvile. EKG i hvile vil være unormalt, i motsetning til ved stabil angina pectoris, hvor man må gjøre et belastnings-EKG for å kunne påvise tilstanden.
Unstable angina pectoris - PubMed
pubmed.ncbi.nlm.nih.gov › 782221Unstable angina is a syndrome which comprises a spectrum of symptomatic manifestations of coronary artery disease which lies between stable angina pectoris and acute myocardial infarction. Patients fall into three groups: angina of recent onset (4 weeks), angina of changing pattern, and angina occurring at rest (longer than 15 minutes).
Unstable Angina - StatPearls - NCBI Bookshelf
www.ncbi.nlm.nih.gov › books › NBK442000Unstable angina results when the blood flow is impeded to the myocardium. Most commonly, this block can be from intraluminal plaque formation, intraluminal thrombosis, vasospasm, and elevated blood pressure. Often a combination of these is the provoking factor. Factors that increase myocardial oxygen demand: Arrhythmias Fever Hypertension
Stable Angina - StatPearls - NCBI Bookshelf
www.ncbi.nlm.nih.gov › books › NBK559016Stable angina, also is known as typical angina or angina pectoris, is a symptom of myocardial ischemia. Stable angina is characterized by chest discomfort or anginal equivalent that is provoked with exertion and alleviated at rest or with nitroglycerin. This is often one of the first manifestations or warning signs of underlying coronary disease. Angina affects 10 million people in the United ...