Unstable angina represents a critical manifestation of acute coronary syndrome (ACS), characterized by new or worsening chest pain at rest or minimal exertion, without myocardial…
Angina pectoris is a clinical manifestation of myocardial ischemia, typically triggered by increased oxygen demand during physical or emotional exertion. The resulting chest discomfort stems…
Beta-blockers are a class of medications widely prescribed to manage cardiovascular conditions such as hypertension, arrhythmias, and heart failure. Although these drugs are effective in…