A patient in the ICU has a blood drawn and analyzed. The following data shows: PB 860 mm Hg Hb 18.6 gm/dL PaO2 50 mm Hg SaO2 82% PvO2 25 mm Hg SvO2 45% PaCO2 60 mm Hg What is this patient’s total arterial O2 content?
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Which of the following are present when diagnosing a respira…
Which of the following are present when diagnosing a respiratory failure? (Multiple Answers) PaO2 50 mm Hg, FIO2 .21, PB 760 mm Hg P(A-a)O2 45 mm Hg, FIO2 .21, PB 760 mm Hg PaO2/FIO2 400, FIO2 .21, PB 760 mm Hg
Which of the following diseases are typically evaluated usin…
Which of the following diseases are typically evaluated using high-resolution CT? (Multiple Answers) Asthma Bronchiectasis Emphysema Pulmonary fibrosis
The following data was obtained from a 45-year-old female pa…
The following data was obtained from a 45-year-old female patient admitted for pulmonary complications arising from kyphoscoliosis. Assess the following PFS. TEST ACTUAL PRED %PRED TLC 3.13 4.09 76% FRC 1.44 1.96 73% RV 0.85 1.09 78% VC 2.28 2.92 78% FVC 2.28 2.92 78% FEV1 1.75 2.20 79% FEV1/FVC 77% 75% —– FEF200-1200 4.46 5.40 83% FEF25-75 2.97 3.67 81% normal pulmonary function mild obstructive disease mild restrictive disease moderate obstructive disease
A 32-year-old female patient has been complaining of shortne…
A 32-year-old female patient has been complaining of shortness of breath. She has worked in a textile factory for 12 years. The following PFT values are hers. What would be the correct evaluation for this patient? TESTS ACTUAL PREDICTED %PREDICTED FVC 2.38 3.9 61% FEV1 1.83 2.9 63% FEV3 2.24 3.7 61% FEV1/FVC % 77% 74% —— FEF25%-75% 2.5 4.2 59% MVV 76 96 79% RV .61 .97 63% TLC 2.99 4.8 62%
Which of the following modes of ventilatory support would yo…
Which of the following modes of ventilatory support would you recommend for an alert hypoxemic patient with congestive heart failure?
What is the most common cause of cephalization as seen on th…
What is the most common cause of cephalization as seen on the upright chest film? Empyema Hypoxemia Left heart failure Renal failure
Which of the following could cause an increase in physiologi…
Which of the following could cause an increase in physiologic shunt? (Multiple Answers)
Which of the following measures should be used in the initia…
Which of the following measures should be used in the initial treatment of a patient in acute respiratory failure due to an exacerbation of COPD? (Multiple Answers)
A “white” chest radiograph presentation is most often associ…
A “white” chest radiograph presentation is most often associated with hypoxemia due to ventilation/perfusion mismatch.