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Quantitative Eustachian Tube Function Testing in Patulous Eustachian Tube: Case-Control and JOS Subgroup Analyses.

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Optimal Eustachian Tube Plugging Method for Patulous Eustachian Tube Disorder.

Seong Hoon Bae1, Taeuk Cheon1, Soo-Keun Kong2

  • 1Department of Otorhinolaryngology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.

Clinical Otolaryngology : Official Journal of ENT-UK ; Official Journal of Netherlands Society for Oto-Rhino-Laryngology & Cervico-Facial Surgery
|October 4, 2025
PubMed
Summary

Eustachian tube plugging surgery for patulous Eustachian tube disorder (PET) shows promise. The sitting position may improve outcomes, though angiocatheters carry extrusion risks, indicating a favorable safety profile for this PET treatment.

Keywords:
Eustachian tubeEustachian tube occlusionpatulous Eustachian tubeplug

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Area of Science:

  • Otolaryngology
  • Surgical Innovation
  • Patient Outcomes

Background:

  • Patulous Eustachian tube disorder (PET) presents significant challenges due to abnormal Eustachian tube patency.
  • Eustachian tube plugging is a surgical intervention, but optimal techniques require further definition.
  • Key variables include surgical positioning (sitting vs. supine) and plug material (silicone vs. angiocatheter).

Purpose of the Study:

  • To assess the efficacy and safety of Eustachian tube plugging for PET.
  • To compare outcomes based on surgical position (sitting vs. supine).
  • To evaluate the impact of different plug materials (silicone vs. angiocatheter).

Main Methods:

  • Retrospective analysis of 50 ears from 42 patients undergoing Eustachian tube plugging (May 2019 - May 2025).
  • Outcomes and complications were evaluated up to 3 months post-surgery.
  • Surgical position and plug material were key comparative factors.

Main Results:

  • Overall complete remission (CR) rate was 70.0%, with 88.0% experiencing clinical improvement.
  • The sitting position yielded a higher CR rate (80.0%) versus supine (60.0%).
  • Angiocatheters showed effectiveness but had a higher risk of extrusion; no tympanic membrane perforations occurred.

Conclusions:

  • Sitting-position surgery may enhance CR rates in PET patients, potentially due to real-time symptom feedback.
  • While effective, angiocatheters present an extrusion risk, suggesting careful material selection.
  • Eustachian tube plugging is a viable and safe procedure for managing PET.