One hundred children had high fever after swimming and 2 were positive for adenovirus. What is adenovirus?

Adenovirus is a common respiratory virus. There are currently more than 50 types of adenovirus known to infect the human body. After adenovirus infects the human body, it can cause febrile respiratory infections, conjunctival fever, keratoconjunctivitis, urinary system infections, gastrointestinal inflammation, etc. Severe and disseminated adenovirus infections can occur in patients with immune deficiency.

The spread of adenovirus can invade the human body through the respiratory tract, digestive tract and conjunctiva, and epidemics can occur in dense crowds, such as military units, hospitals, technical schools, orphanages and public swimming pools. Poor hygiene habits can promote the spread of adenovirus. The incubation period after infection is 2-14 days, depending on the virus serotype and its transmission route.

Adenovirus is a common virus that easily infects the respiratory tract, gastrointestinal tract, urinary system and other organs. The symptoms of adenovirus infection are very similar to those of influenza, including fever, fever, cough, runny nose and other symptoms, and there are contact and droplet infections. Common diseases include respiratory infections, rhinitis, and epidemic keratitis. The most common gynecological disease is hemorrhagic cystitis, most of which are caused by adenovirus types 11 and 21.

Adenovirus infection can occur throughout the year, but most occur in winter and spring. Adenovirus infection can lurk in lymphoid tissue, renal parenchyma or other tissues. The infection can be activated in an immunosuppressed state. Each serotype can cause different diseases. Young children, pregnant women and patients with low immunity can develop obvious symptoms after infection, and severe symptoms can occur. may be life-threatening.