Record-Breaking Bladder Stone Removed in Sri Lanka
In a remarkable medical feat, surgeons at Trincomalee General Hospital in Sri Lanka have successfully removed a bladder stone weighing an astonishing 3.1 kilograms (6.8 pounds) from a 55-year-old man. This stone, which is believed to be the largest ever documented, was removed during surgery last week and is reportedly about the size of an ostrich egg.
Astonishing Discovery During Treatment
The patient, who had been admitted following a stroke, presented with severe difficulty in urination. While assessing his condition, doctors discovered the impressive stone in his urinary bladder. Dr. Prahalahan Balakrishnan, the lead surgeon for the operation, confirmed the patient’s excellent recovery post-surgery, stating, “According to available records, it is the largest bladder stone ever documented and removed through surgery.”
Dr. Balakrishnan noted that the stone was likely retained in the bladder for five to ten years, accumulating as minerals in the urine crystallized. Such stones typically develop when the bladder fails to empty completely, leading to concentrated urine that can turn into hard lumps.
The Significance of This Medical Achievement
The global medical community defines a “giant” bladder stone as anything larger than 4 centimeters, and stones exceeding this threshold often necessitate surgical intervention. The stone from Sri Lanka measures approximately 17 centimeters in length, surpassing the previous Guinness World Record for the largest bladder stone, which was set in Brazil in 2003 at 1.9 kilograms (4.2 pounds).
This surgical achievement underscores the importance of timely medical assessment and intervention, particularly in cases where urinary difficulties are apparent. As reiterated by Dr. Balakrishnan, proper medical attention can prevent extensive health complications that accompany conditions like bladder stones.
Ongoing Care for the Patient
The patient remains hospitalized, continuing to receive care not only for the bladder stone removal but also for his underlying medical conditions. The successful surgery has reignited discussions on bladder health, raising awareness about the symptoms and prevention of bladder stones in the general population.
Sri Lanka’s medical team has set a new benchmark in surgical practices that could inspire further advancements in urology worldwide.

