covid-19 and chickenpox as a viral co-infection in a 12-year-old patient, a case report

Introduction: since the end of december 2019, most countries have been affected by the coronavirus disease 2019 (covid-19) epidemic. the prevalence of covid-19 in children has been reported much lower than adults. most patients have mild symptoms, whereas somecases are asymptomatic. information on the pediatric clinical manifestations is limited; therefore, reporting specific cases can improve the diagnosis process. case presentation: in this article,wereported a 12-year-old boy with chickenpox and covid-19 at the same time. the patient initially had symptoms of chickenpox and then developed pneumonia. the pcr-test for covid-19 was positive. the igm test was positive, and igg was negative. chickenpox infection was confirmed by the serological test (positive igm). the radiographic results showed reverse halo sign and vascular enlargement. conclusions: these imaging findings are uncommon signs of covid-19 in pediatrics. the patient was treated with hydroxychloroquine and azithromycin and discharged a few days later with good condition.