2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Infectious And Parasitic Diseases 001-139 > Viral Diseases Accompanied By Exanthem 050-057 > Herpes Simplex 054.* >  2008 ICD-9-CM Diagnosis 054.3
Herpetic meningoencephalitis On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.
The 2009 version of ICD-9-CM 054.3 can be accessed here. - An acute (or rarely chronic) inflammatory process of the brain caused by SIMPLEXVIRUS infections which may be fatal. The majority of infections are caused by human herpesvirus 1 (HERPESVIRUS 1, HUMAN) and less often by human herpesvirus 2 (HERPESVIRUS 2, HUMAN). Clinical manifestations include FEVER; HEADACHE; SEIZURES; HALLUCINATIONS; behavioral alterations; APHASIA; hemiparesis; and COMA. Pathologically, the condition is marked by a hemorrhagic necrosis involving the medial and inferior TEMPORAL LOBE and orbital regions of the FRONTAL LOBE. (From Adams et al., Principles of Neurology, 6th ed, pp751-4)
- 054.3 is a specific code that can be used to specify a diagnosis
- 054.3 contains 5 index entries
- View the ICD-9-CM Volume 1 054.* hierarchy
054.3 also known as:- Herpes encephalitis
- Simian B disease
054.3 excludes: - human herpesvirus 6 encephalitis (058.21)
Index entries containing 054.3:- Disease, diseased - see also Syndrome
- Simian B
 054.3
Encephalitis (bacterial) (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) 323.9- herpes 054.3
Herpes, herpetic 054.9- encephalitis 054.3
Meningoencephalitis (see also Encephalitis) 323.9- herpes 054.3
- herpetic 054.3
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