Audio Qbank – Q73 – A 52M with a pleural effusion

 

A 52-year-old woman with pneumonia develops a fluid collection in the right hemithorax. A chest tube is inserted and the fluid drained. Which of the following best reflects the findings on examination of the fluid?

  ↑ Glucose; ↑ LDH; ↑ Protein
  ↑ Glucose; ↑ LDH; ↔ Protein
  ↓ Glucose; ↑ LDH; ↑ Protein
  ↓ Glucose; ↑ LDH; ↔ Protein
  ↔ Glucose; ↑ LDH; ↑ Protein
  ↔ Glucose; ↔ LDH; ↔ Protein

Cut-to-the-chase Answer (0:20):

HY USMLE Answer (2:30):