Altitude sickness natural history, complications and prognosis

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Farima Kahe M.D. [2]

The important complications of altitude sickness are high altitude pulmonary edema and cerebral edema. Prognosis is generally good, and the 5 year mortality rate of patients with altitude sickness is approximately 12%.

• Common complications of altitude sickness include:^[1]
  • Cerebral edema
  • Pulmonary edema
  • Respiratory distress
  • Retinal hemorrhage

• Prognosis is generally good, and the 5 year mortality rate of patients with altitude sickness is approximately 12%.^[2]

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