The tubular composition in urine routine examination is a cylindrical protein body made of protein, cells or fragments, coalescing in the renal tubules or collecting ducts. 1, transparent tubular: seen in normal elderly people, after exercise, heavy physical labor or fever, also seen in nephrotic syndrome, chronic nephritis; 2, granular tubular: seen in chronic nephritis or It is the late stage of acute glomerulonephritis; 3, cellular tubular type: mainly seen in various glomerular diseases. Waxy tubular type is mostly seen in tubular degeneration and necrosis; 4. Fat tubular type: seen in nephrotic syndrome, tubular injury, and bacterial tubular type is mostly seen in urinary tract infection.