Leukocytes are white blood cells, and finding them in urine means something along the urinary tract is inflamed. A urinary tract infection (UTI) is the most common reason, but a contaminated sample, a sexually transmitted infection (STI) or a kidney stone can do the same. The result means more when you read it with nitrites,…

Neon yellow pee almost always comes from vitamin B2 (riboflavin) in a multivitamin, a B-complex pill or an energy drink. Your body keeps what it needs and sends the rest out in your urine, which glows like a highlighter. It’s harmless and usually fades within a day. Dark yellow, brown or foamy urine is a…

A small amount of mucus in urine is normal. When more shows up, the most common source is vaginal discharge mixing into the sample, and less often an infection or irritation in the urinary tract. What matters is the rest of your urinalysis and whether you have symptoms. Maybe your lab report says “mucus: few”…

Mixed urogenital flora means your urine culture grew several kinds of bacteria that normally live on the skin and around the genitals, and none of them stood out. Most of the time, it points to a sample that picked up these bacteria on the way into the cup, not to a urinary tract infection (UTI)….

A urinalysis checks the appearance, chemistry and cells of a urine sample. Most results come back as “negative” or inside a reference range. One abnormal value is common and often harmless; doctors look at the pattern of results together with your symptoms before deciding what it means. This guide explains what a urinalysis is, how…