Correct!
5. All of the above

The etiologies listed above are common causes of hemorrhagic pleural effusion. Pleural fluid analysis included the following: The fluid appeared dark amber in color and turbid, total nucleated RBCs = 780 µ/L (normal, <580 µ/L), 64% neutrophils, 3% lymphocytes, 32% macrophages/monocytes, 1% eosinophils, lactate dehydrogenase (LDH) =1364 U/L (serum = 1822 U/L), total protein= 4.9 gm/dL (serum= 7.4 g/dL), cholesterol = 121 mg/dL, triglycerides = 79 mg/dL, and glucose = 61 mg/dL (serum = 96 gm/dL).

Which of the following is a correct interpretation of the pleural fluid analysis? (Click on the correct answer to be directed to the ninth of seventeen pages)

1. The pleural fluid analysis indicates the presence of an exudate
2. The pleural fluid analysis indicates the presence of a transudative effusion
3. The pleural fluid analysis is indeterminate regarding a transudative or exudative etiology
4. The pleural effusion represents a chylous pleural effusion
5. The pleural effusion represents a pseudochylous pleural effusion

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