Three months later, he developed optic neuritis with subacute painless vision loss in both eyes.
Three months later, he developed optic neuritis with subacute painless vision loss in both eyes.
三个月后，他发展为视神经炎，双眼视力亚急性，无痛性下降。
Three months later, he developed optic neuritis with subacute painless vision loss in both eyes.
三个月后，他发展为视神经炎，双眼视力亚急性，无痛性下降。