What causes urine color?

Normal people's urine is colorless transparent or clear yellow, if you drink less water, can become a deeper yellow, are acceptable range. Therefore, if the urine color becomes thick, physiological is seen in a lot of sweat, drink less water, or vomiting, diarrhea and other body fluid loss. Pathological: The most common reason is urinary tract infection, bacteria multiply in large quantities, catabolite products, the formation of ammonia and other impurities. At the same time, the mucous membrane of the urinary system is stimulated to secrete mucus, the mucous membrane necroses and falls off, and mixed with these mucus, it will become thick and turbid. Second, more common is that there are some liver diseases or obstructive biliary diseases. Due to the increase in bilirubin, jaundice will be formed. After urine excretion, it will also show a phenomenon of thickening. It is necessary to go to the Department of Gastroenterology and Hepatobiliary Surgery for treatment.