Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(A) T2-weighted sagittal MRI patient 1. Typical bright, spotty appearance of AQP4+ NMOSD (arrows). (B) T2-weighted axial MRI patient 1. Ill-defined right pontine lesion (arrow). (C and D) Sagittal (C) and axial (D) T2-weighted MRI. Hyperintensity in posterior medulla abutting fourth ventricle (arrows), typical of AQP4+ NMOSD. Abbreviations: AQP4 = aquaporin 4; NMOSD = neuromyelitis optica spectrum disorder
