Atherosclerosis happens when fatty plaque starts collecting inside the walls of arteries, which are the tubes that carry oxygen rich blood through the body. Over many years this buildup makes the artery narrower and stiffer and it becomes harder for blood to move smoothly. When blood flow drops, organs get less oxygen and the artery becomes more sensitive to stress. If the plaque becomes irritated or breaks open, a blood clot can suddenly form and fully block the vessel which can cause a heart a

Today, Dr. Abhishek Shukla explained how a heart attack (acute myocardial infarction) is diagnosed using a combination of clinical symptoms, ECG findings, and cardiac biomarkers. The most critical ECG finding is ST-segment elevation in specific leads corresponding to the affected coronary artery territory. When a patient presents with acute chest pain, radiation to the arm or jaw, sweating, or breathlessness, the ECG is immediately evaluated. If ST elevation or new-onset left bundle branch block