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FIG 4. Patient 4 with HZV-induced progressive outer retinal necrosis and retrobulbar optic neuritis after herpes ophthalmicus. T1-weighted contrast-enhanced image shows enhancement of the optic nerves (right distal, left proximal) and optic chiasm (arrows). Compare the thickened, avidly enhancing right chorioretina with the normally enhancing left retina (arrowheads).
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