True or False? Urine ouput decreases as the degree of urinary traction obstruction increases.

False.

If there is a complete obstruction, there will be no urine output. However, with partial obstructions, urine output can remain normal or actually increase.


Source

Rose, B. "Urine output in urinary tract obstruction and postobstructive diuresis" Up to Date. Nov 2004.

Grad, Y. et al. "Bitter Pills" N Engl J Med. Nov 2010.