Specific gravity: Urine specific gravity, which correlates well with urine osmolality, gives important insight into hydration status and concentrating ability of the kidneys. Specific gravity is ...

A urine drug test is used to detect the presence of illegal and prescription drugs in urine. It’s also known as a urine drug screen. In a urine drug test, a sample of urine is sent to a lab. A tester ...

Diabetes insipidus is a rare condition that affects the body’s ability to balance fluid levels properly. The condition can lead to excess urine production and low urine osmolality, which refers to the ...