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Patulous Eustachian Tube Dysfunction Symptoms Following Balloon Dilation.

Richard D Hubbell1, Joonas Toivonen2,3, Kosuke Kawai2

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This summary is machine-generated.

Balloon dilation of the Eustachian tube (BDET) can cause patulous Eustachian tube dysfunction (PETD) in about 7% of cases. Younger patients and those with severe inflammation or repeat procedures face a higher risk of developing PETD.

Keywords:
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Area of Science:

  • Otolaryngology
  • Surgical Innovation
  • Patient Safety

Background:

  • Obstructive Eustachian tube dysfunction (OETD) is increasingly managed with balloon dilation of the Eustachian tube (BDET).
  • Reported complications of BDET are limited, with patulous Eustachian tube dysfunction (PETD) being a known, albeit infrequent, adverse event.

Purpose of the Study:

  • To determine the incidence of PETD following BDET.
  • To identify factors associated with the development of PETD after BDET.

Main Methods:

  • A multicenter study included 182 patients (295 Eustachian tubes) undergoing BDET for OETD.
  • PETD was diagnosed via patient-reported symptoms (autophony).
  • Associated factors analyzed included patient demographics, comorbidities, and procedural details.

Main Results:

  • Twenty cases of PETD occurred (6.8% of procedures; 9.3% of patients).
  • Increased risk of PETD was associated with younger age (≤18 years), repeat BDET procedures, and severe preoperative Eustachian tube inflammation.
  • Most PETD symptoms were mild or intermittent, but persistence was noted.

Conclusions:

  • BDET is associated with a 6.8% incidence of PETD.
  • Risk factors for PETD include younger age, repeat procedures, and severe inflammation.
  • Clinicians should be aware of these risk factors to mitigate potential complications.