@jhilmil At the annual meeting of the European Committee for Treatment and Research in Multiple Sclerosis (ECTRIMS), several speakers made the case for the addition of ONL to the next McDonald revision. Arguments ranged from the inherent injustice that patients with a diagnosis of optic lesions should have to meet three symptoms of MS to get a diagnosis, while other patients require only two, to the possibility that early presentation with ocular symptoms could be an indicator of a more severe prognosis.