BMC Ophthalmol 2022 Apr 14;22(1):168. Epub 2022 Apr 14.
Department of Ophthalmology, Kaohsiung Veterans General Hospital, 386, Dazhong 1st Rd., Zuoying Dist, 81362, Kaohsiung City, Taiwan, Republic of China.
Background: Posterior ischemic optic neuropathy (PION) is a rare cause of visual loss, especially in young patients who are more prone to inflammatory demyelinating optic neuritis (ON) compared to other types of optic neuropathy. The diagnosis of PION is usually a diagnosis of exclusion; however, the emergence of modern neuroimaging technique with diffuse-weighted image (DWI) and apparent diffusion coefficient (ADC) sequences in Magnetic Resonance Imaging (MRI) provides more evidence for accurate diagnosis and management.
Case Presentation: A 30-year-old man with a history of hypertension and chronic renal failure secondary to glomerulonephritis presented with sudden onset of blurred vision, dyschromatopsia, pain, and positive relative afferent pupillary defect (RAPD) in the left eye for 1 week. Read More