A85.1
BillableAdenoviral encephalitis
Adenoviral encephalitis
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Adenoviral meningoencephalitis
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
- specified viral encephalomyelitis NEC
- specified viral meningoencephalitis NEC
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- postpolio syndrome (G14)
- sequelae of poliomyelitis (B91)
- sequelae of viral encephalitis (B94.1)
- encephalitis due to cytomegalovirus (B25.8)
- encephalitis due to herpesvirus NEC (B10.0-)
- encephalitis due to herpesvirus [herpes simplex] (B00.4)
- encephalitis due to measles virus (B05.0)
- encephalitis due to mumps virus (B26.2)
- encephalitis due to poliomyelitis virus (A80.-)
- encephalitis due to zoster (B02.0)
- lymphocytic choriomeningitis (A87.2)
- myalgic encephalomyelitis (G93.32)
Excludes 2
Conditions not included here, but the patient may have both
Use Additional Code
Additional codes that should follow this code
- code to identify resistance to antimicrobial drugs (Z16.-)
Also Known As / Clinical Terms
SNOMED CT
- Acute adenoviral encephalitis35640008
- Adenoviral encephalitis56529007
- Acute adenoviral meningoencephalitis82547005
- Acute meningoencephalitis caused by Adenovirus82547005
- Adenoviral meningitis111850006
- Meningitis caused by Adenovirus111850006
- Meningitis due to adenovirus111850006
- Subacute adenoviral encephalitis111851005
- Acute inclusion body encephalitis230161000
- Acute viral encephalitis230161000
- Encephalitis with AIDS (acquired immunodeficiency syndrome)420244003
- Encephalitis with acquired immunodeficiency syndrome420244003
- Subacute adenoviral encephalitis with AIDS (acquired immunodeficiency syndrome)421415007
- Subacute adenoviral encephalitis with acquired immunodeficiency syndrome421415007
- Encephalopathy with AIDS (acquired immunodeficiency syndrome)421827003
- Encephalopathy with acquired immunodeficiency syndrome421827003
- Subacute adenoviral encephalitis co-occurrent with human immunodeficiency virus infection713260006
- Adenoviral nervous system infection1163532007
- Nervous system infection caused by Adenovirus1163532007
- Acute encephalitis822021000000103
- Acute meningitis822031000000101
- Meningoencephalitis caused by virus430051000124107
- Viral meningoencephalitis430051000124107
Frequently Asked Questions
What is the ICD-10 code for adenoviral encephalitis?
The ICD-10-CM code for adenoviral encephalitis is A85.1. The full clinical description is "Adenoviral encephalitis". A85.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code A85.1 mean?
ICD-10-CM code A85.1 represents "Adenoviral encephalitis". It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a billable/specific code that can be used on a claim.
Is A85.1 a billable code?
Yes, A85.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is A85.1 in?
A85.1 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A85.1?
A85.1 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; postpolio syndrome (G14); sequelae of poliomyelitis (B91); and 10 more.
Are additional codes required with A85.1?
Yes, when using A85.1 you should also code: code to identify resistance to antimicrobial drugs (Z16.-).
What SNOMED CT codes does A85.1 map to?
A85.1 maps to 14 SNOMED CT concepts: 35640008, 82547005, 822021000000103, 230161000, 822031000000101, and 9 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for A85.1?
A85.1 is linked to 2 UMLS Concept Unique Identifiers: C0276157, C0853861. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.