What does urine routine pH 5.0 mean?

Urine routine examination found pH 5.0, can explain the PH in urine refers to lower, common causes are due to glomerulonephritis, fever, diabetes and other diseases caused. In addition, do not rule out the possibility of physiological reasons, such as eating a lot of protein foods, can also make urine acidic, and fruits and vegetables can make urine alkaline.