DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Urine analysis. The test identifies signs of diabetes, kidney problems and urinary tract infections. The dipstick is immersed in urine and compared to the colour chart on the container. The colours show the concentrations of glucose, ketones, nitrite, proteins, blood cells, and a number of other substances in the urine.
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