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
Tympanometry and Otoscopy
below the auricle
deep within the external ear canal
Eustachian tube dysfunction
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