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What is angina pectoris?
Transient chest pressure/discomfort
Caused by myocardial ischemia
Inadequate blood flow/O₂ to myocardium
What is stable angina?
Predictable
Triggered by:
Exertion
Exercise
Stress
Responds to:
Rest
Nitroglycerin
What is unstable angina?
More intense
Lasts longer
Occurs with less exertion
May occur at rest
Progressive/unpredictable
Clinically more concerning
What is Prinzmetal/variant angina?
Caused by coronary artery vasospasm
Often associated with CAD
What are common angina symptoms?
Chest pressure/heaviness
Squeezing/burning/aching
May radiate to:
Neck/back
Jaw
Shoulders
Arms
May include:
Dyspnea
Nausea/vomiting
Sweating
Anxiety