Testing for COVID-19 | COVID-19 | CDC - Centers for Disease …
Mar 10, 2025 · A single NAAT test can be used to confirm an antigen test result. *Self-tests, or at-home tests, are antigen tests that can be taken anywhere without having to go to a specific …
Clinical Testing and Diagnosis for Tuberculosis
Apr 17, 2025 · It is the only kind of TB skin test solution that is FDA-approved for this test method. After 48–72 hours, the skin test reaction must be examined by a trained health care worker. …
Laboratory Testing for Epstein-Barr Virus (EBV)
Apr 10, 2024 · Monospot test. The Monospot test is not recommended for general use. The antibodies detected by Monospot can be caused by conditions other than infectious …
Clinical Testing Guidance for Tuberculosis: Tuberculin Skin Test
Jan 31, 2025 · If the TB skin test is used for baseline testing of U.S. health care personnel, use two-step testing. Two-step testing. If the first TB skin test result is negative, a second TB skin …
Measles Serology Testing | Measles (Rubeola) | CDC
May 9, 2024 · Test turnaround-time for IgG avidity. The turnaround–time for testing specimens for IgG avidity is 30 working days after the delivery of the specimens to the measles reference lab …
Testing for Tuberculosis | Tuberculosis (TB) | CDC
Jun 17, 2024 · Understanding TB blood test or TB skin test results. A positive test result for TB infection means you have TB germs in your body. Your health care provider will do other tests …
A1C Test for Diabetes and Prediabetes | Diabetes | CDC
May 15, 2024 · The A1C test is done in a doctor's office or at a lab. You will have a blood sample drawn from your finger or arm. You don't need to fast before an A1C test, but your doctor may …
Screening for Genital Herpes | Genital Herpes | CDC
Feb 20, 2024 · The chances of wrong test results are higher for people who are at low risk of infection. Blood tests might be useful if: You have genital symptoms that could be related to …
Diabetes Testing | Diabetes | CDC - Centers for Disease Control …
May 15, 2024 · Glucose screening test. This measures your blood sugar at the time you're tested. You'll drink a liquid that contains glucose. Then, 1 hour later your blood will be drawn to check …
Frequency of Tuberculosis Screening and Testing for Health Care ...
Dec 15, 2023 · Health care personnel with a previous negative TB test result should be tested immediately and re-tested 8 to 10 weeks after the last known exposure. For consistency, use …