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.
Leucine crystals in Urine. 1  Leucine crystals are abnormal in urine.  Appearance: yellow-brown spheroids with concentric rings around the outer edge and radial striations in the center.
A test known as urinalysis is performed to check for the presence of leukocyte esterase in urine. It aids in the detection of white blood cells in urine. Later, a microscopic analysis of the urine sample is done for detailed information.A urine test to check for the presence of leukocyte esterase in urine involves the below mentioned steps: 1  A urine sample is asked of the affected individual.t aids in the detection of white blood cells in urine. Later, a microscopic analysis of the urine sample is done for detailed information. A urine test to check for the presence of leukocyte esterase in urine involves the below mentioned steps: 1  A urine sample is asked of the affected individual.