Complications of Urinary tract obstruction

Urinary tract obstruction leads to retention of urine, which leads to following complications.

1. 1.       Acute retention of urine

1. 2.       Chronic retention of urine

1. 3.       Urinary tract infections

1. 4.       Stone Formation

1. 5.       Chronic renal failure.

Symptoms of Urinary Tract Diseases 

Urine culture positive, but no urinary symptoms?