The zona incerta (ZI) is a deep brain region originally described by Auguste Forel as an “immensely confusing area about which nothing can be said.” Despite the elusive nature of this structure, ...

T1-weighted MRI of the brain showed increased signal in the cochlea, vestibule and semicircular canals bilaterally with mild post-contrast enhancement (figure 1). A diagnosis of Cogan's syndrome was ...

Investigations were delayed due to the coronavirus disease 2019 pandemic and other factors related to the patient. Eventually, MRI revealed basilar invagination with cord compression and cord oedema ...