Antigen test generally refers to the new crown pneumonia antigen test, the result of a bar next to a little halo need to change the new crown pneumonia antigen test paper for testing, in order to further clarify the results of the examination, can also choose to nucleic acid test to clarify the diagnosis The test paper in the C.N.C.P. Antigen Test Kit contains C.N.C.P. antibodies, which can react with the surface protein of C.N.C.P. to produce an antigen-antibody reaction. If the C.N.C.P. antigen test paper is soiled, the antibody in the soiled area may not be effective, resulting in an inaccurate test result. Therefore, it is recommended to retest the test paper after staining is detected to ensure accurate results. New Crown Pneumonia Antigen test strips can be affected by irregular operation, insufficient spiking volume, expired reagents, etc. Therefore, in order to ensure accuracy, it is best to confirm the diagnosis by nucleic acid test again. It is recommended to pay attention to the daily protection work, if there is any abnormality should be timely contact with the local hospital and consult the doctor. Tip: “New coronavirus pneumonia and new coronavirus pneumonia” mentioned in this article have been renamed to “new coronavirus infection” on December 26, 2022, as announced by the National Health Commission.