MSN570 Week 3 Case Studies

A 70-year-old female presents with dyspnea and cough.  Medical history includes: COPD, DM II, Hypertension and dyslipidemia. The labs are as follows:

T:   102.3

HR:  102

O2: 84% on room air,  90% nasal cannula

Bicarb: 23

X -Ray:  Focal consolidation Left Lower Lobe

  1. Compare and contrast hospital vs. community acquired pneumonia
  2. What is the ventilation perfusion matching required for good gas exchange?
  3. Increasing FIO2 will improve hypoxia. Why?
  4. How does Emphysema differ from Pneumonia?

A 40-year-old male recently completed a cruise vacation. He presents with severe bilateral pneumonia. He was placed on mechanical ventilation after a positive H1N1 diagnosis.

  1. Is ARDS caused by inflammation?  Explain your answer.
  2. What are the differences between pulmonary hypertension vs ARDS?
  3. The Forced Expiratory Lung Volume (FEV1) and the Forced Vital Capacity (FVC) are important factors in pulmonary conditions.  What does it mean when the values are increased and decreased?
  4. What is Fickes Law?

A 64-year-old obese female presents for a routine medication check. Her diagnosis is hyperlipidemia with lab values:  HDL 79,  LDL 250, Triglycerides  210.

  1. Explain Poiseuille Law and Ohm’s Law.
  2. Is there an inverse relationship between HDL and atherosclerosis? Explain.
  3. Explain arteriosclerosis.
  4. What do the individual lab values represent?

A 78-year-old male presents with a diagnosis of heart failure.

  1. List 3 symptoms the patient exhibits and the patho principles.
  2. What role does hypertrophy play in heart failure?
  3. Does this patient have Ischemic disease?  Why or why not?
  4.  What is Virchow’s Triad?
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