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   What is unstable angina?

   • Unstable angina is a type of angina (chest pain) that often doesn’t have a pattern and usually gets worse. It happens with only mild physical activity or may happen without warning when you’re at rest, relaxing or even asleep. This is a dangerous type of angina that puts you at a big risk of having a heart attack if it’s not quickly treated.

   Unstable Angina: Causes, Symptoms and Treatment - Cleveland Clinic

   my.clevelandclinic.org/health/diseases/21744-unstable-angina

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   What is stable angina?

   • Stable angina is the most common form of angina. It usually happens during activity, also called exertion. It goes away with rest or angina medicine. Pain that starts when you're walking uphill or in the cold weather may be angina. Stable angina is predictable. It is usually similar to previous episodes of chest pain.

   Angina - Symptoms and causes - Mayo Clinic

   www.mayoclinic.org/diseases-conditions/angina/symptoms-causes/syc-20369373

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   How common is unstable angina?

   • Estimates say unstable angina occurs in about 200,000 Americans each year. Stable and unstable angina are both more common with older adults, in men and in people who smoke, have diabetes or have high blood pressure. But people without any of these risks can also have unstable angina and should pay attention and act if they are having symptoms.

   Unstable Angina: Causes, Symptoms and Treatment - Cleveland Clinic

   my.clevelandclinic.org/health/diseases/21744-unstable-angina

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2. • 

     cormedicalgroup.com

     • Unstable angina, one of several acute coronary syndromes, 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) that can rupture, causing injury to the coronary blood vessel.
     www.heart.org › en › health-topics

     Unstable Angina | American Heart Association

3. www.heart.org › angina-chest-pain › unstable-anginaUnstable Angina | American Heart Association

   www.heart.org › angina-chest-pain › unstable-angina

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   Dec 5, 2022 · Unstable angina is a type of chest pain caused by reduced blood flow to the heart due to blocked arteries. It is an emergency that can lead to a heart attack and should be treated with cardiac catheterization, PCI or surgery.

4. my.clevelandclinic.org › health › diseasesUnstable Angina: Causes, Symptoms and Treatment

   my.clevelandclinic.org › health › diseases

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   Aug 19, 2021 · What is unstable angina? When you have unstable angina, your heart muscle doesn't get as much oxygen-rich blood as it should because of plaque blockages and usually a blood clot in one or more of the arteries that feed your heart (coronary arteries). Unstable angina is a type of angina (chest pain) that often doesn’t have a pattern and ...

5. www.ncbi.nlm.nih.gov › books › NBK442000Unstable Angina - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov › books › NBK442000

   Sep 18, 2022 · Unstable angina is chest discomfort or pain caused by insufficient blood and oxygen flow to the heart. It is part of the acute coronary syndromes and may lead to a heart attack. This activity describes the evaluation and management of unstable angina and reviews the role of the interprofessional team in improving care for patients with this ...

   • Author: Amandeep Goyal, Roman Zeltser

   • Published: 2022/09/18

6. www.healthline.com › health › unstable-anginaUnstable Angina: Causes, Symptoms, and Treatment - Healthline

   www.healthline.com › health › unstable-angina

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   Sep 3, 2018 · Unstable angina is chest pain that occurs at rest or with exertion or stress. It means that blockages in the arteries supplying your heart with blood and oxygen have reached a critical level. Learn how to diagnose and treat this condition and prevent complications.

   • Author: Rachel Nall, MSN, CRNA

7. www.mayoclinic.org › diseases-conditions › anginaAngina - Symptoms and causes - Mayo Clinic

   www.mayoclinic.org › diseases-conditions › angina

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   Mar 22, 2024 · Angina is chest pain caused by reduced blood flow to the heart. Unstable angina is a medical emergency that occurs at rest or with less effort, and lasts longer than stable angina.

8. www.msdmanuals.com › unstable-anginaUnstable Angina - Cardiovascular Disorders - MSD Manual ...

   www.msdmanuals.com › unstable-angina

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   Unstable angina is a type of acute coronary syndrome that is defined as one or more of the following in patients whose cardiac biomarker levels do not meet criteria for acute myocardial infarction (MI): Rest angina that is prolonged (usually > 20 minutes)

9. en.wikipedia.org › wiki › Unstable_anginaUnstable angina - Wikipedia

   en.wikipedia.org › wiki › Unstable_angina

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   Unstable angina is a type of angina pectoris that is irregular or more easily provoked. It is classified as a type of acute coronary syndrome. It can be difficult to distinguish unstable angina from non-ST elevation (non-Q wave) myocardial infarction.