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Two young adults were examined in a Northern Ontario hospital after sustaining indirect lightning injuries while camping. The patients were laying on their left sides in a tent during a storm and encountered a transfer of electricity from a lightning strike to a nearby tree. They did not lose consciousness, but both reported having had a few seconds of paralysis followed by paresthesias for 1-2 hours. They called emergency services, and paramedics found them in their tent; both were conscious and had normal vital signs.
A complete physical examination by the emergency physician was unremarkable other than unusual skin lesions resembling ferns on their left flanks...