This test measures the amount of a protein that builds up in your blood when you have heart failure. It's an important tool for healthcare providers to diagnose heart failure quickly.

This test looks at the appearance, number, and shape of your red and white blood cells and platelets to see whether they are normal.

This blood test finds out if you have an infection that affects your whole body, not just one part.

This test looks for group B streptococcus (GBS) bacteria in a culture sample either from your urine or from secretions in your vagina and rectum.

This is a urine test to screen for a class of medicines called benzodiazepines. These medicines are sometimes called tranquilizers, sleeping pills, and muscle relaxants.

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.