PMC8516575_01
Photographs of the right (a) and left (b) fundus on initial examination. Note the diffuse optic disc swelling in the right eye, which was prominent above the optic disc.
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fig1
Fundoscopy revealed diffuse optic disc swelling in the right eye, which was prominent above the optic disc (Figure 1(a)). In contrast, no abnormal findings were observed in the left eye (Figure 1(b)).
Goldmann perimetry of the left (a) and right (b) eyes. Note the inferior altitudinal visual field defect with I/2 isopter in the right eye.
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fig2
Goldmann visual field testing identified an inferior altitudinal visual field defect with I/2 isopter in the right eye (Figure 2).
Photographs of the right fundus on 2 weeks (a) and 2 months (b) after the initial examination. Note the optic disc swelling was gradually improved; however, the optic disc looked diffusely pale.
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fig3
During the 2-month follow-up period, the optic disc swelling was gradually improved, and visual acuity was maintained 20/20; however, the optic disc looked diffusely pale in the right eye (Figure 3).