Virus can persist for weeks in asymptomatic patients

Chinese research shows that in some patients, CT improvement does not come inline with their nucleic acid test moving from positive to negative

Asymptomatic individuals who test positive for SARS-CoV-2 can carry the virus for several weeks while remaining symptom-free, researchers from China report.

Several cases have documented the existence of truly asymptomatic individuals still infected with the virus, and there's emerging evidence that they can be contagious.

The team from the First Affiliated Hospital of Zhengzhou University examined the clinical characteristics and asymptomatic carrier transmission of 26 persistently