The infratemporal fossa sign can help to identify a patient with nonobstructive Eustachian salpingitis.
Patient selection: aural discomfort
The infratemporal fossa sign is positive if the patient localizes the discomfort to a characteristic location below the auricle.
Location of Discomfort
Interpretation
Tympanometry and Otoscopy
Nasal Endoscopy
below the auricle
Eustachian salpingitis
normal
ET inflammation
deep within the external ear canal
Eustachian tube dysfunction
abnormal
preauricular region
TMJ dysfunction
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Specialty: Otolaryngology
