Periventricular leukomalacia

A 3 year-old girl, product of in vitro fertilization (with a normal twin), delivered by c-section at 30 weeks. She is mildly developmentally delayed, with spastic diplegic/triplegic cerebral palsy. [...]

Posterior reversible encephalopathy syndrome (PRES), also known as acute hypertensive encephalopathy

A 25 year-old woman on chemotherapy, with hypertension and visual symptoms [...]

Posterior cerebral artery infarct (early subacute)

A 79 year old man presents with symptoms of a cerebrovascular accident [...]