VARIABLE

Success rate following rigid ureteroscopy and lithotripsy

N˚ (%)

Initial presentation

Colic only

Colic + haematuria

Colic + sepsis

Colic + LUTS

136 (93.79)

18 (90.0)

6 (100)

4 (100)

Localization of stone

upper ureter (pyeloureteric junction)

lumbar ureter,

iliac ureter,

pelvic ureter,

vesico-ureteric orifice.

9 (60.0)

59 (92.19)

20 (100)

43 (100)

33 (100)

Laterality of the affected ureter

Right

Left

78 (91.76)

86 (95.56)

Calculi fragmentation method

Laser lithotripsy

Pneumatic lithotripsy

132 (100)

32 (100)

Size of stones

5 - 10 mm

11 - 15 mm

16 - 20 mm

>20 mm

72 (100)

65 (92.20)

23 (79.31)

4 (80)