Examination of the afferent and efferent systems Visual fields Orbital diseases Magnetic Resonance Imaging Pupil Optic nerve disorders ystagmus Neuro-ophthalmology Optic chiasm Ocular motor disorders Retrochiasmal disorders Ocular misalignment Nonphysiologic visual lossNeuro-ophthalmology Examination of the afferent and efferent systems Visual fields Magnetic Resonance Imaging Optic nerve disorders Optic chiasm Retrochiasmal disorders Nonphysiologic visual loss Ocular misalignment Ocular motor disorders Nystagmus Pupil Orbital diseases