This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Swan-Ganz catheter is used to measure - 
Select and explain. 
A. Right artial flow, B. Pulmonary capillary pressure, C. Central venous pressure, D. Right ventricular pressure
B: Pulmonary capillary pressure
Answer: B: Pulmonary capillary pressure 
Explanation: None