Posterior reversible encephalopathy syndrome in a bilateral lung transplant recipient with subtherapeutic tacrolimus levels: a case report

This case highlights the multifactorial nature of posterior reversible encephalopathy syndrome and the need for vigilance even when immunosuppressant levels are subtherapeutic. Early recognition and timely management can prevent irreversible neurological injury, with important implications for transplant care and immunosuppressive therapy monitoring.