817 results
Altitude Sickness: Acute Mountain Sickness (AMS), High Altitude Cerebral Edema (HACE) and High Altitude Pulmonary Edema
Altitude Sickness ... Sickness (AMS), High ... Altitude Cerebral ... Edema (HACE) and High ... Prevention #High
Acute Mountain Sickness 
Low partial pressure of oxygen at high altitude 
• Stop ascent 
• Supportive
pressure of oxygen at high ... altitude • Stop ... Diagnosis #Management #Altitude
Medications for High-Altitude Sickness 
Acetazolarnide 
 • Carbonic Anydrase Inhibitor Bicarb diuresis & metabolic Acidosis ->
Medications for High-Altitude ... #HighAltitude #Altitude
High Altitude Cerebral Edema (HACE)
Clinical 
 • Encephalopathy 
 • Ataxic gait 
 • Severe lassitude
High Altitude Cerebral ... therapy #HACE #High ... #Altitude #Cerebral
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
↑ 2,3-BPG • High ... Altitude • ↑Temperature
Acute Mountain Sickness - High Altitude
Incidence varies - rate increases with altitude and rate of ascent
Mountain Sickness - High ... Altitude Incidence ... increases with altitude ... Mountain #Sickness #High ... #Altitude #AMS
High Altitude Cerebral Edema (HACE)
Severe AMS with altered mental status, ataxia, and other neurological manifestations such
High Altitude Cerebral ... brain swelling at altitude ... DeLoughery @Bloodman #High ... #Altitude #Cerebral
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
poisoning, OSA/OHS, High ... altitude habitat
HIGH ALTITUDE PULMONARY EDEMA (HAPE)
 • High altitude disease that kill most people
 • Incidence: severe
HIGH ALTITUDE PULMONARY ... EDEMA (HAPE) • High ... altitude disease ... DeLoughery @Bloodman #High ... #Altitude #Pulmonary
Causes of Intrauterine Growth Restriction / Small for Gestational Age - Differential Diagnosis Algorithm
Fetal Factors:
 -
anemia • High ... altitude - Iatrogenic