Posterior reversible encephalopathy syndrome in a 73-year-old woman with a history of rheumatoid arthritis and hypertension who was SARS-CoV-2 RT-PCR (+) with COVID-19 pneumonia and delirium.The figure shows cortico-subcortical occipital hyperintensities on the T2-FLAIR axial image.COVID-19: coronavirus disease 2019; SARS-CoV-2 RT-PCR (+): positive severe acute respiratory syndrome coronavirus 2 reverse transcriptase-polymerase chain reaction