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Acute mountain sickness is a pathologic reaction as a result of bad adaptation to high altitudes (greater than 2.500 meters). The main symptoms are headache, nausea, vomits, and insomnia. When severe it can produce oliguria, retinal hemorrhage, ataxia and sometimes coma. Its etiology is not well
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The symptoms and signs of acute mountain sickness are present in about half of the tourists trekking in Nepal to an altitude of 42000 m. The most common symptoms are headache and nausea. Pulmonary rales are found in more than 10% of trekkers, while high altitude pulmonary edema is rare. Retinal
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BACKGROUND
Acute mountain sickness (AMS) is a usually self-limiting syndrome encompassing headache, nausea and dizziness. AMS is seen in those that go from low to high altitudes too quickly, without allowing sufficient time to acclimatize. At present, susceptibility to AMS cannot be predicted. One
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Headache, nausea, vomiting, insomnia and peripheral edema are the most important symptoms of acute mountain sickness (AMS), which occur within 6 to 12 h. after exposure to altitudes of more than 2500 m a. s. l. Usually, these symptoms resolve spontaneously; however, they may progress to
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A double-blind randomized study of 45 climbers on Mt. Rainier was conducted to test the effectiveness of antacids in preventing acute mountain sickness. All 45 climbed to 3353 m, and 31 continued to the summit. Ten climbers listed acute mountain sickness as the reason for not attaining the summit.
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Forty-seven climbers participated in a double-blind, randomized trial comparing acetazolamide 250 mg, dexamethasone 4 mg, and placebo every eight hours as prophylaxis for acute mountain sickness during rapid, active ascent of Mount Rainier (elevation 4,392 m). Forty-two subjects (89.4 percent)
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Sixty-four climbers participated in a randomized clinical trial of acetazolamide prophylaxis for acute mountain sickness (AMS) during rapid, active ascent of MT Rainier. Twenty-nine (93.6%) of 31 climbers receiving acetazolamide and 25 (75.8%) of 33 receiving placebo attained the summit. Time spent
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BACKGROUND
People show increasing interest in travelling to high altitude areas such as the Himalayas, the Andes and mountains like Kilimanjaro in Tanzania.
METHODS
Based on personal experience and published articles, an overview of acute high altitude sickness (acute mountain sickness) is
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Phenytoin sodium was evaluated for its effect on the development and intensity of acute mountain sickness (AMS) because of its ability to reduce intracellular Na+ concentrations in brain and thereby minimize any tendency to increase cellular volume, a hypothetical cause of AMS. Six men aged 19-35
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OBJECTIVE
Headache, nausea, and sleeplessness at altitude [acute mountain sickness (AMS)] are major health problems for several million mountain recreationists who ascend to high altitudes each year. We aimed to test the efficacy of low-dose, slow-release theophylline for the prevention of AMS in a
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OBJECTIVE
To examine the effect of ascent rate on the induction of acute mountain sickness (AMS) in young adults during a climb to Jiaming Lake (3350 m) in Taiwan.
METHODS
Prospective, nonrandomized.
METHODS
Climb from 2370 to 3350 m.
METHODS
Young adults (aged 18 to 26 years) (N = 91) chose to
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Altitude sickness is a clinical syndrome that occurs with abrupt ascents to altitudes of 3000 metres and above. Symptoms include headache, malaise, fatigue, dizziness, anorexia, nausea and vomiting, and oliguria. At higher altitudes more severe illness resulting from pulmonary oedema or cerebral
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This investigation explores the relationship between psychological factors and acute mountain sickness (AMS). AMS occurs in most people staying more than a few hours above 3500 m. Symptoms include headache, nausea, vomiting, insomnia, anorexia, etc. Subjects studied were climbers preparing for an
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High altitude sickness is a common name for illnesses that can occur at high altitude, usually above 3000 meters from sea level. The cause is hypoxia but the pathophysiology of the diseases is a complex mixture of multiple factors, involving the human response to hypoxia. The most common symptom is
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