MedPix™ 51843: Meningioma of Planum Sphenoid Bone
Plane: Sagittal :: Modality: MR - T1W w/Gadolinium || ACR Codes: 1.3 Enhancing extraaxial mass arising from the planum of the sphenoid bone. The underlying sphenoid sinus is enlarged and bulging (convex) toward the mass. This is "pneumosinus dilitans" - a feature of meningioma.
Diagnosis: Meningioma, Pneumosinus Dilatans :: By: Imaging and Surgical pathology