A85.8
Other specified viral encephalitis
- Release
- FY 2027
- Effective
Hierarchy
Where A85.8 sits in the official hierarchy. Each level is the code it is classified under.
- A85 Parent Other viral encephalitis, not elsewhere classified
- A85.8 This code Other specified viral encephalitis
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Includes
specified viral encephalomyelitis NEC
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Includes
specified viral meningoencephalitis NEC
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Inclusion Terms
Encephalitis lethargica
Inclusion Terms
Von Economo-Cruchet disease
Excludes1
encephalitis due to cytomegalovirus ( B25.8 )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to herpesvirus NEC ( B10.0- )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to herpesvirus [herpes simplex] ( B00.4 )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to measles virus ( B05.0 )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to mumps virus ( B26.2 )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to poliomyelitis virus ( A80 .-)
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Excludes1
encephalitis due to zoster ( B02.0 )
Inherited from A85 — Other viral encephalitis, not elsewhere classified
Version History
How A85.8 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentOther specified viral encephalitis
-
FY 2026 Effective
UnchangedOther specified viral encephalitis
Related Codes
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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