Pizza is a common fast food category in the United States, with chains such as Papa John's, Domino's Pizza, Sbarro and Pizza Hut. Menus are more limited and standardized than in traditional pizzerias, and pizza delivery, often with a time commitment, is offered.
1 Leucine crystals are abnormal in urine. 2  Appearance: yellow-brown spheroids with concentric rings around the outer edge and radial striations in the center.  Leucine crystals may be seen in liver disorders in which amino acid metabolism is impaired.
White Blood Cells in the Urine. White blood cells (or leukocytes) in the urine may be detected in the microscopic analysis of urine. In general, the presence of these cells in the urine is suspicious for a urinary tract infection (UTI).hite Blood Cells in the Urine. White blood cells (or leukocytes) in the urine may be detected in the microscopic analysis of urine. In general, the presence of these cells in the urine is suspicious for a urinary tract infection (UTI).