Abstract: PET/CT is often used in the management of patients with lymphoma,and have been recommended for the staging and response assessment in diffuse large B-cell lymphoma and Hodgkin,slymphoma.Although follicular lymphoma is almost always ¹⁸F-fluorodeoxyglucose avid,PET/CT is not routinely used in the clinical practice of follicular lymphoma.But there is a growing body of literature supporting the use of PET/CT in follicular lymphoma.Therefore,on the application of PET/CT in follicular lymphoma,we review the recent literatures in this paper.