Hello, first thing you should not worry. Tension is one of the risk factors for recurrence.
MOG related optic neuritis is known to recur. U fortunately you cannot know for sure.
Next Steps
get visual fields, oct if possible for documenting progression and predict prognosis. need to consult for starting immunosuppressives to decrease the chances of recurrence
Health Tips
dont ignore as it could be seriously impairing your vision. but mog related disease is known to have good prognosis.