What baseline visual testing, if any, do you recommend at diagnosis for patients with multiple sclerosis who deny visual complaints?

I do a baseline eye exam with visual acuity, OCT RNFL, and fundus photos yearly. If I see any abnormalities, then I might consider a repeat exam in six months. If all is normal and there's no history of optic neuritis, I do yearly appointments. If they are on DMTs that have eye side effects, then I ...