What is the primary reason for delaying school attendance in children with head lice?

The primary reason for delaying school attendance in children with head lice is the immediate treatment required to eliminate the infestation. When a child is found to have head lice, it is important that they undergo treatment as soon as possible to reduce the risk of spreading the lice to other children. Schools often have policies that require children to remain at home until they have been treated, ensuring that the infestation does not proliferate further among classmates.

While the severity of the infestation, the appearance of nits, and the need for physician consultation can be important factors in the overall management of head lice, these are not the primary reasons for delaying school attendance. The focus is on taking action to address the problem immediately, which is why treatment is emphasized.