Many people travel to high-altitude destinations, meaning clinicians are often faced with questions about how to prevent and treat altitude illness. Update your knowledge with this New Zealand Society of Travel Medicine summary of updated evidence-based guidelines with comments by senior lecturer Jenny Visser – it outlines the best prophylactic regimens, diagnostic approaches and treatment protocols for acute altitude illness
On target: Making a diagnosis of erythema multiforme

Recognising the distinctive cutaneous eruption of erythema multiforme can be a very rewarding diagnosis to make. Dermatologist Caroline Mahon describes the clinical hallmarks of EM
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