A student is administered a test by a Wild Health nurse during a COVID-19 testing day at Brandeis Elementary School on Aug. 17, 2021 in Louisville, Kentucky. (Photo by Jon Cherry/Getty Images) Experts aren’t sure what causes the long-term symptoms.
In some cases, it could reflect organ damage caused by the initial infection. Or it could be a result of the virus and inflammation lingering in the body.Kids can develop other rare problems after an initial coronavirus infection, including heart inflammation or a condition known as multisystem inflammatory syndrome.
That involves fever and inflammation affecting different body parts, among other possible symptoms. Affected kids generally need to be hospitalized but most recover.