2. Yellow-green and yellow-brown urine: This is caused by eating some foods or drugs containing yellow. Such as carrot, vitamin B2, rifampicin, chlortetracycline and furazolidone. Urine will turn yellow-green or yellow-brown, which is a normal phenomenon, indicating that there is no disease.
3. Pale red and red urine: This is a sign of acute nephritis, renal tuberculosis, renal and bladder tumors or kidney calculi's disease. Because there are a lot of red blood cells in urine, urine is reddish or red, also called hematuria. This is a serious disease signal of urinary system, which can not be ignored and should be diagnosed and treated in time.
4. turbid pyuria: this is a serious inflammation of the urinary system, which makes the discharged urine milky white and urgently needs diagnosis and treatment. The urine color of patients with diabetes and traumatic fractures will also turn milky white.