Orchitis is very rare in prepubescent boys. The majority of pediatric cases are due to mumps virus,1,2 but other viruses such as chickenpox3 have also been incriminated.
Review of the literature did not show any case of orchitis associated with adenoviruses. Recently we have observed such a case and, because of the unprecedented association of orchitis with adenoviral infection, we believe that its presentation is justified.
Report of a Case.—A 5-year-old boy was admitted to the hospital with the complaints of scrotal pain associated with swelling of one day's duration. Past history was uneventful except for congenital heart disease diagnosed as patent ductus arteriosus. No history of children's infectious disease in other members of the patient's family or in his playmates could be elicited.
Physical examination showed a moderately developed boy. His temperature was 39.8 C (103.6 F), and blood pressure was 110/70 mm Hg. No