Drink plenty of fluids the night prior to the test. Sputum sample collections is done early in the morning before eating or drinking anything. Brush teeth and rinse mouth well prior to the test. Do ...

Tuberculosis, also known as TB, is an illness that affects the lungs and is caused by a type of bacteria called Mycobacterium tuberculosis complex. TB can spread when a person with the illness coughs, ...

FDA Expands Xpert MTB/RIF Test Use The Food and Drug Administration (FDA) has granted clearance for the Cepheid Xpert MTB/RIF Assay to help determine if patients with suspected tuberculosis (TB) can ...

What is a sputum Gram’s stain? A sputum Gram’s stain is a laboratory test that allows your doctor to diagnose a bacterial infection in your respiratory tract. They may order it if you have symptoms of ...