Renal tubular acidosis (RTA) occurs when the kidneys do not remove acids from the blood into the urine as they should. The acid level in the blood then becomes too high, the condition is called acidosis. Some acid in the blood is normal, but too much acid can disturb many bodily functions. Normally, the kidneys play a crucial role in regulating the pH (acidity or alkalinity) of the blood by filtering and reabsorbing various substances, including bicarbonate and hydrogen ions.

This ERKNet/ERA Webinar has been presented by Stephen Ben Walsh, Nephrologist at Royal Free Hospital London (UK), on January 19, 2021.