II. Pathophysiology
- End-stage High Altitude Sickness
- Course from mild Ataxia to death can occur within hours
III. Symptoms
IV. Signs
-
Ataxia
- Screening: Heal-toe walking in a straight line
- Altered Mental Status
V. Diagnosis
- Criteria 1
- Mental status changes OR Ataxia and
- Acute Mountain Sickness criteria
- Criteria 2
- Mental status changes AND Ataxia
- Without Acute Mountain Sickness criteria
VI. Management
- See High Altitude Sickness
- Gamow Bag
- Descend Immediately
-
Dexamethasone
- Initial: 4-8 mg IM/IV/PO
- Later: 4 mg q6h IM/IV/PO
- High flow Supplemental Oxygen
- Intubation and Hyperventilation if patient comatose
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| Concepts | Disease or Syndrome (T047) |
| SnomedCT | 230762003 |
| English | high altitude cerebral edema, high altitude cerebral oedema, High altitude cerebral edema, High altitude cerebral oedema, High altitude cerebral edema (disorder) |
| Spanish | edema cerebral por la altura (trastorno), edema cerebral por la altura |
