All are symptoms of acute mountain sickness except-
Whole body: fatigue, inability to exercise, loss of appetite, or low oxygen in the body Sleep: sleepiness or sleeping difficulty Gastrointestinal: nausea or vomiting Respiratory: rapid breathing or shoness of breath Also common: fast hea rate, headache, insufficient urine production, or respiratory distress syndrome Ref Harrison20th edition pg 2667
Headache
Dyspnoea
Tachycardia
Light headedness
C.N.S