A very small number of Covid infected children are experiencing an inflammatory syndrome much like Kawasaki Disease. The vast majority of children are unaffected by Covid with only mild symptoms unlike adults that experience respiratory and vascular issues.
Vitamin d deficiency is emerging as a risk factor in high risk populations to severity of the Covid infection.
Kawasaki Disease has been associated with vitamin d deficiency. It is possible that vitamin d deficiency and other nutritional considerations may be related to this disease in Covid 19 children.