Encephalitis, St. Louis

Synonyms

Encephalitis, Saint Louis

Encephalitis, Viral, St. Louis

Lethargic Encephalitis, Type C

Louis Meningoencephalitides, St.

Meningoencephalitides, St. Louis

Meningoencephalitis, St. Louis

Saint Louis Encephalitis

St. Louis Encephalitis

St. Louis Meningoencephalitides

St. Louis Meningoencephalitis

St. Louis Viral Encephalitis

Type C Lethargic Encephalitis

A viral encephalitis caused by the St. Louis encephalitis virus (ENCEPHALITIS VIRUS, ST. LOUIS), a FLAVIVIRUS. It is transmitted to humans and other vertebrates primarily by mosquitoes of the genus CULEX. The primary animal vectors are wild birds and the disorder is endemic to the midwestern and southeastern United States. Infections may be limited to an influenza-like illness or present as an ASEPTIC MENINGITIS or ENCEPHALITIS. Clinical manifestations of the encephalitic presentation may include SEIZURES, lethargy, MYOCLONUS, focal neurologic signs, COMA, and DEATH. (From Adams et al., Principles of Neurology, 6th ed, p750)