Fig. 1From: Characteristics of immunoglobulin G4-related aortitis/periaortitis and periarteritis on fluorodeoxyglucose positron emission tomography/computed tomography co-registered with contrast-enhanced computed tomographyCECT (a) and FDG-PET/CT (b) images demonstrating left internal iliac artery involvement (white arrow). Physiological uptake by the urinary tracts (black arrows) cannot be differentiated using FDG-PET/CT aloneBack to article page