NCLEX Review & Nursing School

Myocardial Infarction

– death of myocardial muscle cells caused by lack of oxygen from inadequate perfusion.

NCLEX Review Questions

Drug Therapy for patients

Causes:

• Atherosclerosis
• Inadequate perfusion to meet metabolic demands
• Embolism or thrombus
• Coronary artery spasm

Assesment:

• Crushing, burning, tightness or squeezing substernal pain
• Lasts the longer than anginal pain, usually longer than 30 mins.
• *Is unrelieved by rest or nitroglycerin

Diagnostic Test Results

• ECG would show an enlarged Q wave, an elevated or depressed ST Segment, and T wave inversion.