What is the cause of urine deficiency?

1, physiological factors in

daily life if the amount of drinking water is less, it will lead to reduced urine production, thus showing oliguria, which is a normal physiological phenomenon.

2, renal failure

kidney has the role of metabolism of systemic water, renal failure will lead to excess water in the body can not be excreted through the kidney, will also cause oliguria or even anuria and other symptoms.

3, heart failure

patients heart pumping function is poor, leading to kidney can not get sufficient blood supply, so that renal perfusion decreased, external performance of oliguria.