Visual fields of patient K.H. (IMAGE) IOS Press Caption Recovery of 75-degree Oculus visual field of each eye in patient K.H. following NIBS treatment. Dark areas represent regions of vision loss. They are located in the nasal part of the visual field in both eyes and improve following treatment, with additional recovery at follow-up. (MD = mean deviation; positive values indicate the patient is worse than her healthy age norm; negative values indicate that patient is better than age norm). Credit: Restorative Neurology and Neuroscience. Credit SAVIR Center clinic Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.