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Auditory sensation, commonly called hearing, involves the transformation of sonic waves into neural impulses facilitated by the structures of the auditory organ. The prominent, flesh-like structure on the side of the head, called the auricle, directs sound waves towards the auditory canal. The auricle is often mislabeled as the pinna, a term more aligned with mobile structures like a feline's external ear. The auditory canal penetrates the cranium via the external auditory meatus of the...
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Updated: May 22, 2026

Endolymphatic Duct Blockage as a Surgical Treatment Option for M&#233;ni&#232;re's Disease
04:11

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Published on: April 28, 2023

Eustachian Tube Dysfunction Mimics.

Kelly Lee1, Maja Svrakic1

  • 1Department of Otolaryngology and Head & Neck Surgery, Northwell Health, NY, USA.

Otolaryngologic Clinics of North America
|May 20, 2026
PubMed
Summary
This summary is machine-generated.

Eustachian tube dysfunction (ETD) causes ear symptoms, but these signs can also indicate other ear or non-ear conditions. Differentiating ETD requires careful clinical evaluation and objective testing.

Keywords:
Aural fullnessEustachian tube dysfunctionTemporomandibular disorders (TMD)

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Last Updated: May 22, 2026

Endolymphatic Duct Blockage as a Surgical Treatment Option for M&#233;ni&#232;re's Disease
04:11

Endolymphatic Duct Blockage as a Surgical Treatment Option for Ménière's Disease

Published on: April 28, 2023

Area of Science:

  • Otolaryngology
  • Audiology

Background:

  • Eustachian tube dysfunction (ETD) is frequently implicated in symptoms like ear fullness, pain, and hearing loss.
  • Patient presentations of ETD are variable and symptoms are not unique to this condition.

Purpose of the Study:

  • To highlight the differential diagnosis of Eustachian tube dysfunction.
  • To outline methods for distinguishing ETD from other conditions presenting with similar symptoms.

Main Methods:

  • Review of clinical presentations associated with ETD.
  • Discussion of otologic and non-otologic conditions mimicking ETD.
  • Emphasis on diagnostic tools including clinical history, physical examination, otoscopy, tympanometry, imaging, and vestibular testing.

Main Results:

  • Symptoms attributed to ETD can stem from external, middle, or inner ear pathologies.
  • Non-otologic causes, including functional, neurologic, or structural issues, can also present with similar symptoms.
  • Clinical history, physical exam, and objective tests are crucial for accurate diagnosis.

Conclusions:

  • Differentiating Eustachian tube dysfunction from other conditions is essential for appropriate management.
  • A comprehensive diagnostic approach combining patient history, physical examination, and objective testing aids in accurate differentiation.