Posterior reversible encephalopathy ... occasional focal neurological signs, visual loss, seizure, and rarely, coma (Puppala & Hourihan, 2005). Hypertensive encephalopathy, renal failure ...

The authors also name rarer phenomena, such as visual snow syndrome and posterior reversible encephalopathy syndrome ... and visual field defects (3) as a result of branch retinal artery ...

To the physicians and nurses, she was a puzzle. The final diagnosis was posterior reversible encephalopathy syndrome, which was related to a preeclamptic condition and its associated hypertension.