Tapotement

Tap the kidneys with the pinky edge of your palm. It's normally painless.
 * Unilaterally positive for acute pyelonephritis, perinephritis (if ambient soaking is also present).
 * Mutually positive for glomerulonefitide, bilateral pyelonephritis (obstructive uropathy).

Source



 * ZELENKOVÁ, Jitka, et al. Pracovní text z Interní propedeutiky [online]. [cit. 2014-01-14]. .