Nucleic acid test positive and asymptomatic infection currently refer to the situation after infection with the new coronavirus, the difference between the two is that the nucleic acid test positive includes asymptomatic infection; asymptomatic infection is a condition of the nucleic acid test positive. 1. Positive nucleic acid test: includes symptomatic infection and asymptomatic infection. Symptomatic infection is a viral infection that leads to symptoms and signs, which can easily affect the health of the patient, and it is recommended that the patient needs to actively receive treatment. 2. Asymptomatic infected people: also known as virus carriers, refers to the body with the virus, after the test results are positive, but did not appear related symptoms and signs, belongs to the nucleic acid test positive in a situation, this group needs to receive regular review. In addition, both symptomatic and asymptomatic patients are contagious because they carry the virus, so if you feel unwell, it is recommended that you take precautions and seek medical attention in a timely manner, and consult a public health physician for guidance.