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When to Suspect a Patent Foramen Ovale in a Patient with High Altitude Pulmonary Edema (HAPE)

Specialty:

Emergency Medicine
Critical Care
Pulmonology
Neurology

Objective:

ICD-10:

Description:

A person with a patent foramen ovale (PFO) and right-to-left shunt is at increased risk for high altitude pulmonary edema (HAPE). PFO is present in up to 25% of the general population, but it may only become clinically evident under conditions when the right atrial pressure exceeds that in the left atrium.

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