Relapse of neuromyelitis optica associated with oral progestin.

J Neurol Neurosurg Psychiatry Month 2017 Vol 0 No 0 Figure 1 The clinical, paraclinical course and therapeutic regimens of a female patient with NMO. (A) Timeline of NMO and therapeutic regimens. (B) November 2002: sagittal T2-weighted image of spinal cord exhibits hyperintense lesions in the thoracic spinal cord from the T2 to T4 levels. Axial brain MRI scan shows corticospinal tract lesions involving the posterior limb of the internal capsule and periventricular area on T2-weighted sequence. (C) October 2016: fat-saturated T2-weighted axial (above) and coronal (below) images show left optic nerve enlargement with hyperintensity. NMO, neuromyelitis optica; ON, optic neuritis; HDMP, high-dose methylprednisolone; red ◊ symbols, period of high-dose methylprednisolone use; red horizontal lines, period of oral prednisone treatment; blue horizontal lines, period of oral azathioprine treatment. LeTTeR