Which of the following patients has the most serious problem with the adequacy of oxygenation? Patient                    FiO2                  PaO2 a                             0.70                     83 b                             0.45                     95  c                             0.90                    112 d                             0.30                     76

What is the sequential pathological changes that patients experience in acute lung injury disorders based in relation to the  development of fibrosis, level of exposure, enmesh of collagen and fibrin fibers and lung becoming restrictive in nature?

All of the following are true about Coal Worker’s Pneumoconiosis, EXCEPT:

End-stage interstitial lung disease is often characterized by replacement of normal lung tissue by cystic airspaces and fibrotic tissue. On CXR, the cystic airspaces can be seen surrounded by fibrous connective tissue in a pattern known as:

You are a respiratory therapist assigned to a 57 year old male patient’s case that has been referred to the Pulmonologist in the pulmonary clinic you work for by the local hospitals ED physician. He has a history of smoking, has experienced increasing SOB so much that he sought medical attention over the weekend, finds it difficult to perform the physical activities he enjoys without experiencing and increased WOB and needing to stop to catch his breath. He reports he has had a chronic cough with sputum production for the past several years. You score him with the GOLD COPD scoring system after he has performed an in house PFT. The following are the results: FEV1 = 67% post bronchodilator and CAT = 5. Which of the following categories does he rate?

Chest radiograph findings indicating lung cancer include all of the following, EXCEPT:

Which of the following is the treatment of choice for severe fungal infections?

All of the following are associated with hypercapnic respiratory failure due to respiratory muscle weakness or fatigue EXCEPT which one?

A patient with chronic Type II respiratory failure comes to the ED complaining of increased dyspnea. All indications point toward pneumonia as a diagnosis. Which of the following clinical findings would confirm the presence of acute hypoxemic respiratory failure?

Which of the following findings is most useful to distinguish chronic hypercapnic respiratory failure from acute hypercapnic respiratory failure?