Unilateral Giant Hydronephrosis Secondary to Ureteropelvic Junction Obstruction in a Middle-Aged Woman

Table 1

Important laboratory investigation.

Laboratory tests	Results
Urine analysis	Non revealing
WBC	4200
Hct	41.4%
Creatinine	0.67
Urea	23.3
Potassium	4.53
Sodium	139
Chlorine	101.2