Who is a good candidate for this procedure, and what are the contraindications?

Ideal candidates are adults with kidney or ureteral stones smaller than 2 cm that have not passed spontaneously or are causing obstruction, pain, or infection. Contraindications include untreated urinary tract infections, severe bleeding disorders, pregnancy (relative), or anatomical abnormalities that prevent safe scope passage. Your urologist will confirm suitability via imaging and urine tests.