High altitude emergencies

absoultely no clue why this is core UK EM info but I'M NOT COMPLAINING
Main problems are cerebral oedema and pulmonary oedema.

acute mountain sickness and general notes

  • Prevent with slow ascent

high altitude pulmonary oedema

Leading cause of death related to high altitude
Etiology
Epidemiology
Clinical presentation decreased exercise capacity, dry cough, cyanosis, dyspnoea at rest and pink, frothy sputum.
Pathogenesis Hypoxic vasoconstriction
Diagnostic investigations
Management Resuscitation: descent, oxygen, nifedipine/acetazolamide
Prevention: ↓ pulmonary artery pressure - phosphodiesterase inhibitors (sildenafil, nifedipine)

high altitude cerebral oedema

Headline
Etiology
Epidemiology
Clinical presentation
Pathogenesis Cytotoxic and vasogenic mechanisms????
Diagnostic investigations
Management