What is a cardiac MI?
Table of Contents
What is a cardiac MI?
A heart attack (myocardial infarction) happens when one or more areas of the heart muscle don’t get enough oxygen. This happens when blood flow to the heart muscle is blocked.
What causes MI?
Myocardial infarction (MI) usually results from an imbalance in oxygen supply and demand, which is most often caused by plaque rupture with thrombus formation in an epicardial coronary artery, resulting in an acute reduction of blood supply to a portion of the myocardium.
How is MI patient treated?
The treatment of MI includes, aspirin tablets, and to dissolve arterial blockage injection of thrombolytic or clot dissolving drugs such as tissue plasminogen activator, streptokinase or urokinase in blood within 3 h of the onset of a heart attack.
What is the most common cause of death in myocardial infarction?
Sudden cardiac arrest is the leading cause of death in adults in the United States and globally. The vast majority of cardiac arrests occur in patients who have had a myocardial infarct (MI) at a rate 4 to 6 times that of the general population.
What IV fluid is best for myocardial infarction?
The pain of myocardial infarction is usually severe and requires potent opiate analgesia. Intravenous diamorphine 2.5–5 mg (repeated as necessary) is the drug of choice and is not only a powerful analgesic but also has a useful anxiolytic effect.
What is the reason of chest pain in left side?
Chest pain on the left side is typically associated with a heart attack. If you feel any pain on your right side, it’s most likely not related to your heart. According to 2019 research , you should seek immediate medical attention if you: have unexplained and unexpected severe chest pain.
What are the two types of myocardial infarction?
Type 1: Spontaneous MI caused by ischemia due to a primary coronary event (eg, plaque rupture, erosion, or fissuring; coronary dissection) Type 2: Ischemia due to increased oxygen demand (eg, hypertension), or decreased supply (eg, coronary artery spasm or embolism, arrhythmia, hypotension)
