Week 4

Welcome to Week 4. This week covered Concepts of Respiratory Disease

Review the Learning Resources in Lecturio

Lecturio Practice Quiz: Due Day 7, Sunday, by 10:59pm CT

Case Study Analysis

Week 4 Case study Analysis Patient case: Due Day 7, Sunday of Week 4.

Be certain to complete the assignment on the case attached below. Papers on any other case will NOT be accepted.

Patient Case Scenario: Attached Below

In your Case Study Analysis related to the scenario provided, explain the following:

1. Discuss the primary pathophysiological processes and the significance for symptom development and diagnosis.
2. Describe the role genetic mutations play in the development of the disease and the risk factors that make the patient more susceptible to the disease.
3. Explain any racial/ethnic variables that may impact physiological functioning. Explain factors in the patient’s history and lifestyle that could have contributed to the development of the disease process.

4. Week 4 Case Study Prompt (Student version)

   A 67-year-old man presents with progressive shortness of breath over 8 months. He reports:

5. Increasing dyspnea with exertion
6. Dry, persistent cough
7. Fatigue
8. Decreased exercise tolerance
9. Unintentional 10-pound weight loss

He denies wheezing, chest pain, fever, or recent respiratoryinfection.

Past medical history includeshypertension and hyperlipidemia. He is a retired construction worker with 35years of occupational dust exposure. He smoked 1 pack per day for 25 years butquit 10 years ago. Physical Examination

10. BP: 132/78 mmHg
11. HR: 88 bpm
12. RR: 20/min
13. SpO: 91% on room air Lung exam reveals:
14. Fine, bilateral Velcro-like crackles at thelung bases
15. No wheezing
16. Digital clubbing present

Cardiac exam normal. No peripheral edema.

Diagnostic Data

PulmonaryFunction Tests (PFTs):

17. Reduced total lung capacity (TLC)
18. Reduced forced vital capacity (FVC)

Normal or increased FEV1/FVC ratio

19. Decreased diffusion capacity (DLCO)

ChestX-ray: Bilateral interstitial markings, worse at lung bases High-Resolution CT (HRCT):

20. Reticular opacities
21. Honeycombing pattern
22. Subpleural and basilar predominance Laboratory Findings:

Test Result

CBC Normal

CMP Normal

ANA Negative

Rheumatoid factor Negative

Mildly

ESRelevated

Suspected Diagnosis: Idiopathic Pulmonary Fibrosis (IPF)

Questions

1. Develop a 1- to 2-page case study analysis, examiningthe patient signs and symptoms presented in the case study; discussing theprimary

cellular pathophysiological processes, and thesignificance for symptom development and diagnosis.

2. What role do genetic mutations play in the developmentof the disease?

3. What are the racial/ethnic factors that would be a riskfactor? What are the lifestyle risk factors?

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