Increased Trend of Adenovirus Activity After the COVID-19 Pandemic in South Korea: Analysis of National Surveillance Data

Clinical MicrobiologyAdenovirus infection, which is prevalent in infants and young children, primarily manifests as an upper respiratory disease.It causes conjunctivitis and gastroenteritis in addition to respiratory symptoms, such as high fever, cough, runny nose, and sore throat.Approximately 100 serotypes, some of which may have increased virulence, have been identified to date [1,2].Therefore, serotype analysis is of clinical and epidemiological importance.The Korea Disease Control and Prevention Agency (KDCA) has conducted national surveillance since 2000 and was expanded