High-Altitude Pulmonary Edema (HAPE): Symptoms, Causes, and Emergency Treatment

HAPE is a life-threatening condition from rapid ascent to high altitude, causing fluid accumulation in the lungs.

Symptoms

  • Shortness of breath at rest
  • Cough with pink/frothy sputum
  • Wheezing, chest tightness/pain
  • Rapid heart rate, fatigue, weakness
  • Headache, nausea, vomiting
  • Confusion, loss of consciousness

Immediate descent and medical care are critical. Supplemental oxygen, nifedipine, and portable hyperbaric chambers are used in treatment.

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