Doctors remove 3.1kg stone from man's bladder and claim record

Doctors in Sri Lanka have successfully removed a 3.1kg bladder stone from a 55-year-old patient, potentially setting a new world record. The stone, which was the size of an ostrich egg, had likely been growing for up to a decade.
Why it matters
This medical case is significant for its rarity and the extreme size of the stone, which highlights the importance of early medical intervention for urinary health.
Image source, Trincomalee General Hospital Image caption, Doctors in Sri Lanka have removed a giant bladder stone that weighs as much as a newborn child
Doctors in Sri Lanka have removed a 3.1kg (6.8lb) bladder stone from a man - which they believe to be the largest of its kind on record.
The procedure was carried out last week at a hospital in Trincomalee, in the east of the country.
The 55-year-old patient had been admitted to hospital after suffering a stroke. But while receiving treatment, doctors found stones in his urinary bladder after noticing that he was experiencing difficulty urinating.
During surgery, doctors removed the bladder stone - it weighed as much as a full-term baby and was around the size of an ostrich egg.
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