Fig. 9From: Role of the radiologist in the diagnosis and management of the two forms of hepatic echinococcosisAlveolar echinococcosis lesion of the left liver lobe in 56-year-old woman. Assessment of parasitic activity on MRI and FDG-PET/CT scan. A T2-weighted MR image in the axial plane. AE lesion in mixed T2 hypo- and hypersignal, with peripheral microcysts (arrowheads). B Diffusion-weighted imaging showing peripheral hypersignal of AE lesion. C Correlation with FDG-PET/CT scan. Increased FDG-uptake at the periphery of the lesionBack to article page