[Visual evoked potentials and ophthalmoscopy redfree light in subclinical retrobulbar neuritis of multiple sclerosis (author's transl)].

Combined study using pattern and flash VER as well as fundoscopy with redfree light shows an increased number of axonal degeneration of the retinal fiber layer in patients suffering from multiple sclerosis without ocular symptoms. Discussion of differential diagnosis of other neuropathies (toxical, compressive, etc.).