The Clearance of PAH Approximates The

Question

The clearance of PAH approximates the
A) Effective renal blood flow
B) GFR
C) Sieving coefficient
D) Effective renal plasma flow
E) Flow through the vasa recta

Accepted Answer

The clearance of para-aminohippuric acid (PAH) is used to estimate the effective renal plasma flow (ERPF) because PAH is almost completely cleared from the plasma in a single pass through the kidneys.