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Encephalitis, St. Louis MeSH Descriptor Data 2022


MeSH Heading
Encephalitis, St. Louis
Tree Number(s)
C01.207.245.340.300.550
C01.207.399.750.300.550
C01.920.500.343.350
C01.925.081.343.350
C01.925.182.525.300.300
C01.925.782.310.350
C01.925.782.350.250.450
C10.228.140.430.520.750.300.550
C10.228.228.245.340.300.550
C10.228.228.399.750.300.550
C10.586.250.520.750.300.550
Unique ID
D004674
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D004674
Scope Note
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)
Entry Version
ENCEPH ST LOUIS
Entry Term(s)
Encephalitis, Saint Louis
Encephalitis, Viral, St. Louis
Lethargic Encephalitis, Type C
Meningoencephalitis, St. Louis
Saint Louis Encephalitis
St. Louis Encephalitis
St. Louis Meningoencephalitis
St. Louis Viral Encephalitis
Type C Lethargic Encephalitis
NLM Classification #
WC 542
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2021/06/30
Encephalitis, St. Louis Preferred
Meningoencephalitis, St. Louis Broader
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