A patient with sporadic Creutzfeldt-Jakob disease: challenges of rare diseases in the COVID-19 era.

We describe a patient who presented to hospital during the coronavirus disease 2019 (COVID-19) pandemic with sporadic Creutzfeldt-Jakob disease (sCJD). The case demonstrates the typical clinical, radiological and laboratory features of this condition. It also highlights some of the challenges associated with diagnosis and care of patients with rare diseases such as sCJD, and how these have been intensified by COVID-19.