341.8 CNS DEMYELINATION NEC

Code Information

  • Diagnosis Code: 341.8
  • Short Description: Cns demyelination NEC
  • Long Description: Other demyelinating diseases of central nervous system
  • Code Version: 2015 ICD-9-CM

Code Classification

  • Diseases of the nervous system (320–359)
    • Other disorders of the central nervous system (340-349)
      • 341 Other demyelinating diseases of central nervous system
        • 341.8 Cns demyelination NEC

Synonyms

  • Central pontine myelinolysis
  • Hypomyelination and congenital cataract
  • Marchiafava-Bignami disease
  • Monofocal clinically isolated syndrome
  • Multifocal clinically isolated syndrome
  • Neuromyelitis
  • Vanishing white matter disease

References to Index of Diseases and Injuries

The code 341.8 has the following ICD-9-CM references to the Index of Diseases and Injuries

  • Demyelination, demyelinization
    • central nervous system 341.9
      • specified NEC 341.8
    • corpus callosum (central) 341.8
  • Disease, diseased - see also Syndrome
    • demyelinating, demyelinizating (brain stem) (central nervous system) 341.9
      • specified NEC 341.8
    • Marchiafava (-Bignami) 341.8
    • spine, spinal 733.90
      • demyelinating NEC 341.8
  • Encephalopathy (acute) 348.30
    • demyelinating (callosal) 341.8
    • infantile cystic necrotizing (congenital) 341.8
  • Marchiafava (-Bignami) disease or syndrome 341.8
  • Myelinosis, central pontine 341.8
  • Neuromyelitis 341.8
    • ascending 357.0
    • optica 341.0
  • Syndrome - see also Disease
    • Marchiafava-Bignami 341.8

Crosswalk Information

The code 341.8 converts into the following ICD-10 code(s):

ICD-9 Code ICD-10 Code ICD-10 Description
341.8 Right Arrow G37.1 Central demyelination of corpus callosum
G37.2 Central pontine myelinolysis
G37.8 Oth demyelinating diseases of central nervous system
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
341.0 Neuromyelitis optica
341.1 Schilder's disease
341.20 Acute (transverse) myelitis NOS
341.21 Acute (transverse) myelitis in conditions classified elsewhere
341.22 Idiopathic transverse myelitis
341.9 Demyelinating disease of central nervous system, unspecified
This page was last updated on: 10/1/2014
Previous Code
Next Code