Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Eustachian tube function test; regular tympanometry (R = R-tymp) was performed first, the second measurement (V = V-tymp) was carried out after a Valsalva manoeuvre and the third after swallowing (S = S-tymp); compliance (y-axis, ml), peak pressure of R-tymp, V-tymp and S-tymp (x-axis, dPa); the pressure differences between R-tymp and V-tymp (R-VdP), V-tymp and S-tymp (V-SdP) and S-tymp and R-tymp (S-RdP) are shown
