Sri Lankan Doctors Remove Record-Breaking 3.1kg Bladder Stone
SingTao · 2 SOURCESabout 3 hours ago2 MIN

Summary
Doctors in Sri Lanka have performed a remarkable surgery, removing a 3.1kg bladder stone from a 55-year-old male patient at Trincomalee District General Hospital in the eastern part of the country. The procedure, led by urology consultant Dr Prahalahan Balakrishnan, took place on August 14 . The stone weighed approximately 6.8 pounds, comparable to a full-term newborn infant, and measured around 17cm in length—roughly the size of an ostrich egg . According to Dr Balakrishnan, this stone is the largest documented bladder stone ever removed through surgery . The patient had initially been hospitalized for a stroke when doctors discovered the urinary obstruction and subsequent stone formation .
Key Points
- The patient was a 55-year-old man who was admitted to Trincomalee District General Hospital after suffering a stroke
- The bladder stone weighed 3.1kg (6.8lb) and measured approximately 17cm long
- Surgery was performed on August 14 by a team led by urology consultant Dr Prahalahan Balakrishnan
- The previous Guinness World Record for largest bladder stone was 1.9kg, removed in Brazil in 2003
- The patient is recovering well and remains hospitalized for treatment of his stroke and other conditions
Why It Matters
This extraordinary medical case highlights the dangers of prolonged bladder stone development, as the patient likely carried the stone for 5 to 10 years before detection . The successful removal and the hospital's potential application for Guinness World Records recognition could contribute valuable data to urological medical literature worldwide .
This extraordinary medical case highlights the dangers of prolonged bladder stone development, as the patient likely carried the stone for 5 to 10 years before detection . The successful removal and the hospital's potential application for Guinness World Records recognition could contribute valuable data to urological medical literature worldwide .