This test measures the amount of calcium in your blood. It can be used to diagnose many conditions, such as kidney disease.

This blood test measures the level of calcitonin in your blood. Calcitonin is a hormone made by your thyroid gland.

This blood test looks at how well your pancreas makes insulin. It's used to help diagnose blood sugar disorders, such as low blood sugar and diabetes.

This test looks at fluid from your spinal cord to find out if you have an illness called brucellosis.

This blood test checks for mutations for the BRCA 1 and BRCA 2 genes, which can increase the risk for breast and ovarian cancer.

This test measures the amount of bicarbonate, a form of carbon dioxide, in your blood.

This test looks for the bacteria that cause strep throat. Strep throat causes a severe sore throat and makes it painful to swallow.

This test is used to diagnose liver damage.

An arterial blood gas analysis measures the balance of oxygen and carbon dioxide in your blood to see how well your lungs are working.

This test measures how long it takes your blood to form a clot. You may need this test if your doctor believes that you have a problem with one or more clotting factors.