Read about urinalysis, a common test used to diagnose and monitor a wide range of health issues, including diabetes, kidney disease, and liver disease.
Nicotine and cotinine tests detect evidence of nicotine in the body. Learn more about when these tests may be used and how to understand your test results.
A urine culture is used to diagnose a urinary tract infection (UTI) and to identify the bacteria or yeast causing the infection so it can be treated. A urine culture may be ordered when a person has symptoms such as a frequent urge to urinate and pain and burning when urinating.
Thiopurine methyltransferase (TPMT) is an enzyme that breaks down a class of drugs called thiopurines. TPMT tests are used to identify people at risk of developing severe side effects from thiopurine treatment.
At-home UTI testing may provide information about the cause of bothersome urinary symptoms. Learn about this test and our top picks for at-home UTI testing.