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Preoperative T1 axial MRI with gadolinium (A) and T2 axial MRI without contrast (B) showing dumbbell schwannoma intraspinal and extraspinal components. Preoperative T1 (C) and T2 (D) sagittal MRI showing dumbbell schwannoma extending into the posterior mediastinum adhering to the thoracic aorta.
MRI, magnetic resonance imaging
