Recurrent or chronic fever is seen in tuberculosis, SLE, rheumatoid arthritis, and other auto immune disorders, UTI, drug fever
, sinusitis, glandular fever
, otitis media, IBS, endocarditis, parasitic infestations, fungal infections, lymphomas and other cancers etc. It can even be diabetes and hyperthyroidism. Discuss with your son’s pediatrician. Take care!