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CASE STUDY #3 While working as a nurse in the hospital, 35-year-old Emily noticed that she was experiencing a persistent tachycardia and lightheadedness. She went to the emergency room and asked to be linical history revealed that she had contracted rheumatic fever as a child. Chest x-rays were performed, which revealed an enlarged left atrium and left ventricle and some pulmonary congestion. The ECG showed atrial fibrillation and the following are the results of her cardiac evaluation Cardiac output (CO100/58 mm 3.4 L/min Blood Left atrial pressure (LAP) Right ventricular pressure (RVP) 16 mm Hg 44/8 mmHg Heart sounds revealed valve regurgitation. Questions to consider 1. Why is the history of rheumatic fever important in this case? 2. Which valve is incompetent, allowing regurgitation? Which heart sound would be sound be best heard? 3. Explain the cardiac evaluation results. 4. If the other AV valve were incompetent instead of the one considered in this case, would the CO, BP, LAP and RVP be different? If so, how? 5. Explain her tachycardia, light-headedness and pulmonary congestion 6. Is there a treatment for this condition? Discuss. pronounced and lengthened? t which location using surface anatomy, would this
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Answer #1

1. If left untreated, rheumatic fever can lead to:

  • stroke
  • permanent damage to your heart
  • death
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