DETROIT – There is a syndrome affecting some children that appears to be linked to coronavirus (COVID-19). The syndrome is rare, but doctors are seeing it in some children in Michigan. READ: Experts concerned about rare, devastating coronavirus (COVID-19) complications in childrenThere have been 85 reported cases in New York state. It may appear several weeks after the initial infection -- even in children who never showed symptoms for coronavirus. READ: Deadly mystery illness that could be linked to COVID-19 killed New York children, similar cases reported in other countries