Fig. 1From: Comparison of vestibular aqueduct visualization on computed tomography and magnetic resonance imaging in patients with Ménière’s diseaseVestibular aqueduct (VA) grading on the Pöschl planes on three-dimensional sampling perfection with application optimized contrasts using different flip angle evolutions (3D-SPACE). a Grade A with a continuous VA (arrow). b Grade B with a discontinuous VA (arrow). c Grade C with a no visible VABack to article page