A small percentage of staff and students at Olathe Northwest High School tested positive for latent bacterial infections on campus . Those with TB infection are not contagious , do not feel sick and do not have symptoms . They will have periodic x - rays and be treated with a course of therapy .
A small number of staff and students at Olathe Northwest High School tested positive for latent TB infection on Wednesday . Those with TB infection are not contagious , do not feel sick and do not have symptoms . They will have chest x-rays and be treated with a course of antibiotics .