eng Science and Education Publishing American Journal of Medical Case Reports 2374-216X 2020-09-03 8 12 463 466 10.12691/ajmcr-8-12-8 AJMCR20208128 article Daniel Kashani 1 Ganesh K Thirunavukkarasu 1 Saeed Javidi 2 Leonel Mendoza 2 Isabel M McFarlane Isabel.McFarlane@downstate.edu 2 Department of Internal Medicine, State University of New York, Downstate Medical Center, Brooklyn, NY 11203, USA Department of Ophthalmology, State University of New York, Downstate Medical Center, Brooklyn, NY 11203, USA Spectrum of the neurological deficits in non-ketotic hyperglycemia and hyperosmolar hyperglycemic state (HHS) ranges widely among patients and can have any presentation from focal seizures, epilepsia partialis continua, chorea-hemiballismus syndrome, hemiparesis, hemianopia to mental obtundation and coma. Here we report a case of HHS which presented with Left Homonymous Hemianopia as the only initial presentation. Symptoms slowly resolved over the course of two weeks by administration of insulin and normalizing the glucose. http://pubs.sciepub.com/ajmcr/8/12/8/ajmcr-8-12-8.pdf Homonymous Hemianopia hyperosmolar hyperglycemic state seizure insulin