Wilderness and Adventure Medicine
A recent coroner’s finding about the death of a Tasmanian bushwalker has reinforced the need for awareness of Exercise Associated Hyponatraemia, particularly in those participating in prolonged exercise and ultra-endurance events. What is EAH? Exercise associated hyponatraemia is a condition of low blood sodium (salt) levels which can occur with exercise. It can cause [...]
Gastrointestinal disease (including diarrhoea) is very common in wilderness travelers. The vast majority of these diseases are transmitted through contaminated food and water. Several different organisms/pathogens are responsible for water-borne infection including bacteria (E.coli, Shigella, Campylobacter), Viruses (Hepatitis A, Norovirus), Protozoa (Giardia, Crypotosporidia) and occasionally Helminths (worms). Whilst in many cases a trail ultramarathoner will [...]
Fluids Your body’s fluid balance will be placed under considerable stress while hiking in the humid mountain jungle of Papua New Guinea. Risks of dehydration include strenuous exercise, hot climate and illnesses such as diarrhoea. Some blood pressure medications called diuretics can also increase your risk of dehydration. Symptoms include increased thirst, dry mouth, decreaed [...]
Three important medical considerations before embarking on the iconic Kokoda Trail are immunisation, assessment of medical fitness and, last but not least, malaria. Immunisations Current recommendations are for immunisation against Typhoid Hepatitis A A combination Typhoid/Hepatitis A vaccine (Vivaxim) is available. This should be given at least 14 days (preferably one month) prior to risk of [...]
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