Pathways Linked to Internuclear Ophthalmoplegia on Diffusion-Tensor Imaging in a Case with Midbrain Infarction

We believe this is the first case of a patient with juvenile MCTD presenting with bilateral INO with an upward gaze and convergence palsies caused by midbrain infarction associated with vasculitis. It is suggested that DTI might identify the pathologic fiber tract connecting the left MLF in the midbrain to the PC.