St. Louis encephalitis MRI
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Anthony Gallo, B.S. [2]; Contributor(s): Irfan Dotani [3]
Overview
Overview
MRI is the imaging modality of choice for St. Louis encephalitis. Findings of St. Louis encephalitis include substantia nigra edema, hemorrhage, and restricted diffusion in the basal ganglia and thalamus.[1][2][3]
MRI
MRI
MRI may be helpful in the diagnosis of St. Louis encephalitis. Findings on MRI include:[1][2][3]
- Seizures or other abnormalities
- Nonconvulsive status epilepticus
- Substantia nigra edema
- T2 hyperintensity in the basal ganglia and thalamus
- Hemorrhage
- Diffuse tremulousness
References
References
- ↑ 1.0 1.1 St. Louis Encephalitis and the Substantia Nigra: MR Imaging Evaluation.(1999). http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.321.6020&rep=rep1&type=pdf Accessed on July 27, 2016
- ↑ 2.0 2.1 Flavivirus encephalitis. Radiopaedia.org (2015).http://radiopaedia.org/articles/flavivirus-encephalitis Accessed on July 27, 2016
- ↑ 3.0 3.1 Wasay M, Diaz-Arrastia R, Suss RA, Kojan S, Haq A, Burns D; et al. (2000). “St Louis encephalitis: a review of 11 cases in a 1995 Dallas, Tex, epidemic”. Arch Neurol. 57 (1): 114–8. PMID 10634457.
Looking for the patient version?
© 2026 MyEClinic – IFTM Institut für Telematik in der Medizin GmbH