Life Threatning Emergency: Myocardial Infaction

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Introduction/Etiology and Pathophysiology of STEMI
Myocardial infarction is a serious and potentially life threatening emergency. Rapid assessment and diagnosis is imperative to correctly treat a patient. It is essential for the nurse and healthcare team to understand the diagnostic procedures, lab tests, and treatments that can provide life -saving treatment for a patient presenting with chest pain. Myocardial infarctions can occur in different parts of the heart and can be given different classifications depending on the presenting symptoms. The most serious type of myocardial infarction is classified as an ST-elevation myocardial infarction or STEMI.
A STEMI is one type of heart attack that involves an ST-elevation myocardial infarction (CDC, 2010). A STEMI is the traditional manifestation and was historically used to diagnose a myocardial infarction (Ignatavicius & Workman, 2013, p. 829). It is now known that not all patients experiencing a myocardial infarction will present this way (Ignatavicius & Workman, 2013, p. 829). According to Ignatavicius and Workman (2013), patients presenting with STEMI typically have ST elevation in two contiguous leads on a 12-lead ECG. A STEMI indicates myocardial infarction or necrosis and requires immediate treatment (Ignatavicius & Workman, 2013, p. 829). According to the American Heart Association (AHA) (2010), STEMI comprises 25% to 40% of the 683,000 United States patients diagnosed with acute coronary syndrome each year.
A myocardial infarction occurs when the myocardial tissue is abruptly and severely deprived of oxygen (Ignatavicius & Workman, 2013, p. 829). Due to this quick decrease in blood flow, ischemia develops which can then lead to injury and necrosis of the myocardia...

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...hey may need to have surgical management, which could require another PTCA or CABG. In the case of surgery, the nurse would need to monitor her patient for post-operative complications.
Conclusion
In conclusion, coronary health is of utmost importance. The prevalence of coronary heart disease and acute coronary syndromes is alarming. Education and changing modifiable risk factors are essential to promote cardiac health, and decreasing the chance of an MI. An acute myocardial event such as a STEMI can be an acutely life threatening. Rapid diagnosis and treatment is imperative to provide the best chance of reperfusion to the myocardial muscle to restore oxygen and blood flow to decrease injury and complications. It is essential that the nurse be educated on the signs, symptoms, diagnosis, and treatment of a STEMI to help achieve the best outcome for the patient.

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