G31.86
BillableAlexander disease
Alexander disease
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •Reye's syndromeG93.7
Use Additional Code
Additional codes that should follow this code
- •code, if applicable, for codes , , to identify:G31.0-G31.83, G31.85-G31.9
- •dementia with anxiety, A4, B4, C4)F02.84, F02, F02, F02
- •dementia with behavioral disturbance, A1-, B1-, C1-)F02.81, F02, F02, F02
- •dementia with mood disturbance, A3, B3, C3)F02.83, F02, F02, F02
- •dementia with psychotic disturbance, A2, B2, C2)F02.82, F02, F02, F02
- •dementia without behavioral disturbance, A0, B0, C0)F02.80, F02, F02, F02
- •mild neurocognitive disorder due to known physiological conditionF06.7
Related Codes(7)
G31.80Leukodystrophy, unspecified
G31.81Alpers disease
G31.82Leigh's disease
G31.83Neurocognitive disorder with Lewy bodies
G31.84Mild cognitive impairment of uncertain or unknown etiology
G31.85Corticobasal degeneration
G31.89Other specified degenerative diseases of nervous system
Also Known As / Clinical Terms(55)
SNOMED CT
- Alexander disease81854007
- Alexander's disease81854007
- AxD - Alexander disease81854007
- Fibrinoid leukodystrophy81854007
- Alexander disease infantile form1259106002
- Alexander disease type I1259106002
- Alexander's disease infantile form1259106002
- AxD (Alexander disease) type I1259106002
- Infantile Alexander disease1259106002
- Infantile Alexander's disease1259106002
- Alexander disease type II1332388003
- AxD (Alexander disease) type II1332388003
UMLS
- ALEXANDER DISEASEC0270726
- ALXC0270726
- ALXDRDC0270726
- Alexander DiseaseC0270726
- Alexander diseaseC0270726
- Alexander disease (disorder)C0270726
- Alexander's DiseaseC0270726
- Alexander's diseaseC0270726
- Alexanders DiseaseC0270726
- AxDC0270726
- AxD - Alexander diseaseC0270726
- Demyelinogenic LeukodystrophyC0270726
- Demyelinogenic leukodystrophyC0270726
- Dysmyelinogenic LeukodystrophyC0270726
- Dysmyelinogenic leukodystrophyC0270726
- Fibrinoid Degeneration of AstrocytesC0270726
- Fibrinoid degeneration of astrocytesC0270726
- Fibrinoid leukodystrophyC0270726
- Leukodystrophy with Rosenthal FibersC0270726
- Leukodystrophy with Rosenthal fibersC0270726
- alexander diseaseC0270726
- alexander's diseaseC0270726
- alexanders diseaseC0270726
Clinical Terms
- Infantile Alexander disease
- Dysmyelinogenic Leukodystrophy
- Fibrinoid Degeneration of Astrocytes
- ALX
- ALXDRD
- alexander's disease
- Alexander disease infantile form
- Alexanders Disease
- Fibrinoid leukodystrophy
- AxD (Alexander disease) type I
- Infantile Alexander's disease
- Alexander's disease infantile form
- Demyelinogenic Leukodystrophy
- Leukodystrophy with Rosenthal Fibers
- Alexander disease type II
- AxD - Alexander disease
- Alexander disease type I
- Alexander disease (disorder)
- AxD
- AxD (Alexander disease) type II
Frequently Asked Questions
What is the ICD-10 code for alexander disease?
The ICD-10-CM code for alexander disease is G31.86. The full clinical description is "Alexander disease". G31.86 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code G31.86 mean?
ICD-10-CM code G31.86 represents “Alexander disease”. It is classified under Chapter 6: Diseases of the Nervous System and is a billable/specific code that can be used on a claim.
Is G31.86 a billable code?
Yes, G31.86 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is G31.86 in?
G31.86 is in Chapter 6: Diseases of the Nervous System (codes G00-G99).
Are additional codes required with G31.86?
Yes, when using G31.86, also report: code, if applicable, for codes G31.0-G31.83, G31.85-G31.9, to identify:; dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4); dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-); dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3); dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2); dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0); mild neurocognitive disorder due to known physiological condition (F06.7-).
What SNOMED CT codes does G31.86 map to?
G31.86 maps to 3 SNOMED CT concepts: 81854007, 1259106002, 1332388003. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for G31.86?
G31.86 is linked to 1 UMLS Concept Unique Identifier: C0270726. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does G31.86 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like alexander disease affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of G31.86?
There is no direct ICD-11 mapping available for G31.86 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.