PMC5266166_01
Antiaquaporin-4 (AQP4) antibody detection. (A) The anti-AQP4 antibody was positive in the serum of the patient (red arrows). (B) No fluorescence was observed in negative control.
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F1
The serum anti-APQ4 IgG of the patient was positive (Fig. 1A), and the negative control (without serum) is presented in Fig. 1B.
MRI of the spinal cord. MRI of spinal cord demonstrates abnormal signal intensity (red arrows) that extends from the level of the third to the sixth thoracic vertebrae in the horizontal plane.
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F2
MRI of the spinal cord revealed a T2-hyperintense lesion (Fig. 2). As the lesion was not showed clearly on sagittal scans, only horizontal scans are presented in Fig. 2.