Vibration Testing Detects Diabetic Peripheral Neuropathy ...
Vibration testing with the 128Hz tuning fork is recommended as a test for DPN, but no specific method has been agreed upon. We have previously shown that striking the tuning fork so it produces a clanging sound, the Clanging Tuning Fork (CTF) test, yields a reproducible measurement of neuropathy. Average perception of 4 seconds (sec) or less ...