A blood culture test checks your blood for bacteria or yeast that might be causing a systemic infection. Learn why you might need this test , how it's done, and what the results mean. Netmeds | www.netmeds.comA blood culture is a test that checks for foreign invaders like bacteria, yeast, and other microorganisms in your blood . The presence of these pathogens in the bloodstream can be a sign of a blood infection, a condition known as bacteraemia. A positive blood culture results mean that you have bacteria in the blood and the infection involves the blood that travels throughout the system. Bacteria that begin to invade the skin, lungs, urine, or gastrointestinal tract ... Learn the indications, timing, volume, and technique of blood culture , a laboratory test to detect bloodstream infections. Find out how to collect, transport, and dispense blood samples, and how to identify and treat the causative microorganisms. To do a blood culture , samples of your blood will be put into a substance called a culture medium (high nutrition liquid or solid preparation) that helps them grow. Different types of media contain different nutrients and are designed to grow different types of bacteria or fungi.
