English: Collage showing the procedure of urinalysis. Left: A urine test strip is immersed into the sample. Top right: A urine sample is about to be examined under a phase-contrast microscope using a Neubauer counting chamber. The urine is under the cover slide, in the upper segment formed by the H-shaped grooves. Bottom right: Phase-contrast microscopic image showing many white blood cells in the urine (pyuria).