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Barotrauma in the Ear During Ascent ("Reverse Squeeze") and Alternobaric Vertigo

Specialty:

Emergency Medicine & Critical Care
Emergency Medicine & Critical Care

Objective:

ICD-10:

Description:

Barotrauma may occur in the ear during ascent as well as during descent while diving. The lower surrounding pressure causes unvented gas in air cavities to expand unless it can re-equilibrate. This "reverse squeeze" can cause serious problems for the diver, especially if unexpected.

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