Sri Lanka doctors remove world’s largest kidney stone

Sri Lankan military doctors have removed what is now recorded as the world’s largest kidney stone from a 62-year-old retired soldier, the army said Wednesday. The stone removed from ex-sergeant, Canistus Coonge, weighed 801 grams (28.25 ounces), more than five times the weight of an average male kidney, the army said. Coonge’s kidney stone measured

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