Single puncture percutaneous nephrolithotomy for large staghorn calculus: experience at a tertiary care center

Percutaneous nephrolithotomy (PCNL) is recommended procedure for stones greater than 2 cm This procedure is being used commonly by all urologists worldwide. With increasing using of imaging studies, the incidence of large staghorn calculus has been consistently decreasing because most of the stones are being detected while they are still small. In this case report we are presenting a case of a large staghorn calculus of size 6.7×5.2 cm which was completely cleared by PCNL with a need for relook procedure.