Testing for COVID-19 | COVID-19 | CDC - Centers for Disease …
Nucleic acid amplification tests (NAATs), including PCR tests, are more likely to detect the virus than antigen tests. NAATs tests are the “gold standard” for COVID-19 tests. Your sample will usually be taken by a healthcare provider and transported to a laboratory for testing and may take up to 3 days to receive results. Some NAATs may be performed at the point-of-care and …
This is a TEST | State and Local Readiness | CDC
Apr 15, 2024 · This is a TEST (TEST) is a training and exercise simulation tool designed to foster collaborative emergency preparedness activities. It uses collaborative game theory and adult learning principles to increase engagement and knowledge retention.
Testing for Tuberculosis | Tuberculosis (TB) | CDC
Jun 17, 2024 · The tuberculosis (TB) blood test and the TB skin test are the two types of tests for TB infection.
Overview of Influenza Testing Methods | Influenza (Flu) | CDC
Aug 8, 2024 · The post-test probability or predictive values (positive and negative predictive values) of an influenza virus test depend upon the prevalence of circulating seasonal influenza viruses in the patient population, and the specific test characteristics (sensitivity and specificity) compared to a "gold standard" comparison test (molecular assay or ...
Clinical Testing Guidance for Tuberculosis: Tuberculin Skin Test
May 14, 2024 · The TB skin test (also known as the Mantoux tuberculin skin test or TST) is one method of determining whether a person is infected with TB bacteria. Reliable administration and reading of the TB skin test requires standardization of …
Laboratory Testing for Norovirus - Centers for Disease Control and ...
Apr 24, 2024 · Learn about lab testing and diagnostic methods for norovirus.
Laboratory Testing for Pertussis | Whooping Cough | CDC
Apr 2, 2024 · CDC serologic test CDC and the Food and Drug Administration developed a serologic assay that has been useful for confirming diagnosis, especially during suspected pertussis outbreaks. A few state public health laboratories have included this assay as part of their testing regimen for pertussis.
Take the Test - Prediabetes | Diabetes | CDC
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Diagnosing Pinworms | Pinworm Infection | CDC
Feb 20, 2024 · Speak with your healthcare provider to learn about testing and diagnosis of pinworm infection. Your provider can walk you through the steps of conducting a "tape test". Wash your hands thoroughly after conducting a “tape test” or handling any clothing or bedding of someone who may have pinworms.
Clinical Testing Guidance for Tuberculosis: Interferon Gamma …
Background About the TB blood test The TB blood test (interferon gamma release assay [IGRA]) mixes a patient’s blood samples with peptides that simulate antigens derived from TB bacteria and with controls. The TB antigens were chosen because they are found in M. tuberculosis complex, including M. bovis, but they are absent from BCG and from the majority of other …