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Location of tick attachment revealed on MRI (1)

Axial T1-weighted MRI of the brain at the level of the medulla shows a normal appearance of the medulla and the cerebellum. However, on closer inspection, there is a small, isointense area (arrow) seen attached to the skin in the occipital region on the right side. (Source: Sarwar Z, Osborne AF, Shah C, Rathore MH. Neuroimaging in tick paralysis: looking outside the box. Infect Dis Rep 2022;14(6):837-40. Creative Commons Attribution [CC BY] license,

Associated Disorders

  • Acute ascending paralysis