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Related Experiment Videos

The effect of tonsillectomy on eustachian tube function

S W Hone1, S Moodley, M J Donnelly

  • 1Department of Otolaryngology/HNS, Beaumont Hospital, Dublin, Ireland.

Clinical Otolaryngology and Allied Sciences
|February 18, 1998
PubMed
Summary

Tonsillectomy can temporarily affect eustachian tube function, causing negative middle ear pressure in 39% of patients post-surgery. This condition resolved by day 7, with no link to pain levels.

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Area of Science:

  • Otolaryngology
  • Audiology
  • Pediatric Surgery

Background:

  • Eustachian tube dysfunction can lead to middle ear pressure changes.
  • Tonsillectomy is a common surgical procedure with potential side effects.

Purpose of the Study:

  • To investigate the impact of tonsillectomy on eustachian tube function.
  • To determine if postoperative pain correlates with changes in middle ear pressure.

Main Methods:

  • Two-part study involving patients undergoing tonsillectomy.
  • Middle ear pressure measured via tympanometry (Type A, B, C).
  • Pain assessed using visual analogue scales; control group (appendicectomy) included.

Main Results:

  • 39% of tonsillectomy patients developed type C tympanograms (negative middle ear pressure) on postoperative day 1.

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  • No middle ear pressure changes observed in the control group.
  • Negative middle ear pressure resolved by day 7; no significant pain correlation found.

    • Conclusions:

    • Transient negative middle ear pressure is a common occurrence after tonsillectomy.
    • Eustachian tube dysfunction following tonsillectomy is temporary.
    • Postoperative pain is not significantly related to the development of negative middle ear pressure.