Reversible hemianopia and complex visual hallucinations-A case of non-ketotic hyperglycemia

A 65-year-old hypertensive and diabetic presented to the Emergency Department with a sudden onset of decreased vision, altered behavior, and elevated blood sugars without ketones, indicating non-ketotic hyperglycemia (NKH).Initial brain MRI was normal, but the patient later developed continuous motor and complex visual epileptic hallucinations along with left homonymous hemianopia.A repeat MRI [Figure 1a-d] showed subcortical T2, flair hypointense signals in the right striate and extrastriate oc