This is a blood test to check for a type of medicines called benzodiazepines. These are depressant medicines used to help patients sleep and ease anxiety.

This urine test is used mainly to diagnose and keep track of multiple myeloma, a blood cancer.

This blood test gives information about your body’s metabolism. It gives a snapshot of the health of your kidneys, your blood sugar levels, and the levels of key electrolytes, such as potassium and sodium.

This blood test screens for exposure to Bartonella henselae, the bacteria that cause cat scratch disease.

This test is done to find out if you have tuberculosis. Your doctor might order this test if you have a lung infection or symptoms of TB.

This test measures the concentration of an antibody in your blood that may mean you have the autoimmune disease myasthenia gravis.

The acetaminophen drug level is a blood test used to screen for the presence of the common pain reliever acetaminophen.

A1C is a blood test used to screen people to find out whether they have diabetes or prediabetes.

This test measures the amount of 5-hydroxyindoleacetic acid in your urine. The test can help find out if you have a carcinoid tumor.

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