Fig. 2From: Optic neuritis following diphtheria, tetanus, pertussis, and inactivated poliovirus combined vaccination: a case reportAutomated 30–2 Humphrey visual field testing using Swedish Interactive Testing Algorithm-Fast protocol of (a) the right eye and (b) the left eye showing gray tone and pattern deviation. The patient was started on intravenously administered Solu-Medrol (methylprednisolone) on September 11, 2013 (top line). Follow-up perimetry 1 week (middle line) and 3 weeks (bottom line) after the initiation of systemic corticosteroids showing improvement and resolution of the visual field deficits. MD mean deviation, SITA Swedish Interactive Testing AlgorithmBack to article page