case_images: PMC11331204_01
case_images: Axial (left) and coronal (right) post-contrast T1W images show diffuse dural thickening and contrast enhancement, which was more prominent at the level of bilateral frontal lobes, partially extending to the parietal and temporal lobes (arrows).
case_images: NCI-11-359-g001.jpg
case_images: PMC11331204_01_NCI-11-359-g001.jpg
case_images: F1
case_images: Ocular examination revealed right optic disc edema and cranial magnetic resonance imaging (MRI) showed diffuse dural thickening and contrast enhancement (Fig. 1).
case_images: Axial (right) and coronal (left) post-contrast T1W images show resolution of all dural enhancement and thickening.
case_images: NCI-11-359-g002.jpg
case_images: PMC11331204_01_NCI-11-359-g002.jpg
case_images: F2
case_images: On the 6th month MRI features regressed totally (Fig. 2) and the control IgG4 levels were normalized (IgG4: 68 mg/dl).