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  1. Diabetes Testing | Diabetes | CDC

    May 15, 2024 · Diabetes Testing Key points You’ll need a blood sugar test to find out if you have prediabetes or diabetes. Testing is simple, and results are usually available quickly.

  2. Fit Testing | Personal Protective Equipment | CDC

    Feb 3, 2025 · The test is a pass/fail test that determines whether you can detect a test agent, such as through taste, smell, or an involuntary cough. The OSHA-accepted fit test protocols …

  3. Testing for Tuberculosis: Blood Test | Tuberculosis (TB) | CDC

    Jan 31, 2025 · A tuberculosis (TB) blood test uses a blood sample to find out if you are infected with TB germs.

  4. Overview of Testing for SARS-CoV-2 | COVID-19 | CDC

    Aug 29, 2024 · This overview describes current information on the types of tests used to detect SARS-CoV-2 infection and their intended uses. This information is intended for use by …

  5. Testing for COVID-19 | COVID-19 | CDC

    Mar 10, 2025 · Getting a COVID-19 test Buy self-tests (at-home tests) Buy self-tests (at-home tests) online or in pharmacies and retail stores. If you have health insurance, it may reimburse …

  6. Waived Tests | Laboratory Quality | CDC

    Sep 11, 2024 · Waived test results, such as prothrombin time and glucose levels, adjust medication dosages for anticoagulant therapy and diabetes. In addition, erroneous results …

  7. Clinical Testing and Diagnosis for Tuberculosis

    Apr 17, 2025 · For more details on interpreting TB skin test results, please visit Clinical Testing Guidance for Tuberculosis: Tuberculin Skin Test. TB skin results should only be read by a …

  8. Clinical Testing Guidance for Tuberculosis: Tuberculin Skin Test

    Jan 31, 2025 · 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 …

  9. Recommended Actions Based on Blood Lead Level

    Aug 21, 2025 · CDC recommends testing blood for lead exposure. A patient’s blood lead level (BLL) is measured in micrograms of lead per deciliter of blood (μg/dL). Healthcare providers …

  10. Clinical Testing and Diagnosis for C. diff Infection

    Mar 6, 2024 · This is the most sensitive test available and is most often associated with false-positive results because of the presence of nontoxigenic C. diff strains. However, testing …