230 results found
Medical tests
… Viral Tests On this page: Test Overview Why It Is Done How … It Feels Risks Results Test Overview A viral test is done to find infection-causing viruses. … No antigens made by the viral infection are found. Viral culture: No viral infection is seen in the culture. Viral …
Medical tests
… Throat Culture On this page: Test Overview Why It Is Done How To … a cold or influenza (flu). Throat cultures aren't done for viral infections. That's because it's very hard to grow … shows the difference between a bacterial infection and a viral infection. This can help guide treatment. Check a …
Medical tests
… Blood Culture On this page: Test Overview Why It Is Done How To … normally doesn't have any bacteria or fungi in it. A blood culture is a test of a blood sample to find germs (such as … well your body can fight infections (immunity). For a blood culture, a sample of blood is added to a substance that …
Medical tests
… Urine Culture On this page: Test Overview Why It Is Done How To … Risks Results Test Overview A urine culture is a test to find germs (such as bacteria) in the … that promotes the growth of germs. If no germs grow, the culture is negative. If germs grow, the culture is positive. …
Medical tests
… Sputum Culture On this page: Test Overview Why It Is Done How To … the lungs and in the airways leading to the lungs. A sputum culture is a test to find germs (such as bacteria or a … that promotes the growth of germs. If no germs grow, the culture is negative. If germs that can cause infection grow, …
Medical tests
… Stool Culture On this page: Test Overview Why It Is Done How To … Risks Results Test Overview A stool culture is a test on a stool sample to find germs (such as … that promotes the growth of germs. If no germs grow, the culture is negative. If germs that can cause infection grow, …
Health topics
… Viral Hepatitis On this page: What is viral hepatitis? Viral hepatitis is an inflammation of the liver caused by an …
Health topics
… HIV Viral Load On this page: Viral load is a measurement of how much HIV is present in … reproduces by making copies of itself (replicating). The viral load test gives a more accurate picture than a CD4+ …
Medical tests
… Skin and Wound Cultures On this page: Test Overview Why It Is Done How To … Results Test Overview A skin or wound culture is a test to find germs (such as bacteria, a virus, … that promotes the growth of germs. If no germs grow, the culture is negative. If germs that can cause an infection …
Medical tests
… HIV Viral Load Test On this page: Test Overview Why It Is Done … It Feels Risks Results Test Overview A viral load test measures how much human immunodeficiency … amount of the genetic material ( RNA ) of HIV in the blood. Viral load is first measured when you are diagnosed with HIV …
