F18 FDG PET uptake for the staging of Castleman disease and co-incidental uptake in lactating breast

Castleman Disease (CD) is an interesting and relatively rare lymphoproliferative disorder. The managemet of this entity depends to the presence of one or more than one foci. FDG PET is a novel diagnostic method to detect the unicentricity or multicentricity of the tumor. Here PET findings of a case with CD have been reported and co-incidental lactating breast uptake has been presented.