Urinary sediment cytology

Urine sediment cytology is one of the contents of urine sediment examination. Urinary sediment inspection refers to the examination of urine sediment (formal elements in urine) after centrifugation with a microscope. Physiological or pathological urine sediments are mainly composed of cells (red blood cells, white blood cells, renal tubular epithelial cells, etc.), various casts (a kidney-shaped, protein-based, solid columnar substance ), Crystals, bacteria and parasites, tumor cells. Urine sediment examination and urine general character examination, chemical examination can complement each other and refer to each other.