Intrarenal urea recycling leads to a higher rate of renal excretion of potassium: an hypothesis with clinical implications – PubMed
Urea recycling aids the excretion of K⁺; this is especially important in patients with disorders or those who are taking drugs that lead to a less lumen-negative voltage in the CCD. As a large quantity of urea is reabsorbed daily in the inner medullary collecting duct, the assumption made in the cal …