A blood-streaked pleural fluid has a fluid-to-serum cholesterol ratio of 0.45,a WBC count of 20,000/µL,increased neutrophils,glucose: 40 mg/dL (serum 100 mg/dL),and a pH of 6.8.
-Based on the information given,what is the most probable cause of the effusion?

Question

Quizplus · Accepted Answer

The characteristics of the pleural fluid suggest an exudative effusion due to its high WBC count, predominance of neutrophils, low glucose, and acidic pH. These findings are consistent with an infectious process, making pneumonia the most probable cause.

A Blood-Streaked Pleural Fluid Has a Fluid-To-Serum Cholesterol Ratio of 0.45,a