PRAYAGRAJ, Feb. 25 -- A rare and complex surgery was successfully performed in the Urology Department of Swaroop Rani Nehru Hospital (SRNH), Prayagraj, wherein a massive 14 cm kidney stone-perhaps the world's largest till date-was removed on February 21.

This achievement at the associate hospital of MLN Medical College, Prayagraj is being considered highly significant in the medical field, as in most cases involving such large stones, the removal of the kidney becomes necessary. However, the expert team of doctors at the hospital successfully completed this complex surgery without causing any damage to the kidney, claimed Dr Santosh Singh, the media in-charge of Moti Lal Nehru Medical College.

The patient, a 42-year-old man from Mirzapu...