Zika virus: neurologic complications
First discovered in 1947, Zika virus is a single-stranded RNA, mosquito-borne flavivirus that closely resembles dengue, West Nile, and yellow fever viruses.
Jan. 15, 2020
Crowding of the posterior fossa manifests by narrowing of the prepontine space (orange arrow), flattening of the pons (black arrow), and decrease of the mamillopontine distance (blue arrow). Tonsillar ectopia is noted by the green arrow. (Contributed by Dr. Simy Parikh.)