Mask squeeze: Difference between revisions
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==Background== | ==Background== | ||
*Occurs when air is not added to facemask during scuba diving descent | *Occurs when air is not added to facemask during scuba diving descent | ||
{{Barotrauma types}} | |||
==Clinical Features== | ==Clinical Features== | ||
Revision as of 22:16, 2 March 2020
Background
- Occurs when air is not added to facemask during scuba diving descent
Barotrauma Types
- Otic barotrauma
- Pulmonary barotrauma
- Sinus barotrauma
- Mask squeeze
- Barodentalgia (trapped dental air causing squeeze)
Clinical Features
- Facial bruising
- Conjunctival Injection/hemorrhage
- Retrobulbar hemorrhage if severe
Differential Diagnosis
Diving Emergencies
- Barotrauma of descent
- Otic barotrauma
- Pulmonary barotrauma
- Sinus barotrauma
- Mask squeeze
- Barodentalgia (trapped dental air causing squeeze)
- Barotrauma of ascent
- Pulmonary barotrauma (pulmonary overpressurization syndrome)
- Decompression sickness (DCS)
- Arterial gas embolism
- Alternobaric vertigo
- Facial baroparesis (Bells Palsy)
- At depth injuries
- Oxygen toxicity
- Nitrogen narcosis
- Hypothermia
- Contaminated gas mixture (e.g. CO toxicity)
- Caustic cocktail from rebreathing circuit
Workup
- Clinical diagnosis
Management
- Dependant on presentation, generally supportive care