Fig. 1.

(A, C, E, G) Axial T1-weighted post–gadolinium contrast submillimeter VIBE sequences of the lower brainstem cranial nerves (CNs) V to XII. (B, D, F, H) Thin-section heavily T2-weighted continuous acquisition in the steady state magnetic resonance images of the sequences of the lower brainstem CNs V to XII. (A, B) CNs V and VI, trigeminal and abducens nerves. (C, D) CNs VII and VIII, facial and vestibulocochlear nerves. (E, F) CNs IX, X, XI, and glossopharyngeal, vagus, and spinal accessory nerves. (G, H) Portions of CNs IX, X, XI extending into the jugular foramen and cranial nerve XII, hypoglossal nerve, extending into the hypoglossal canal.