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ICD-10 A81.9 - Atypical virus infection of central nervous system, unspecified
Chapter 1 Section A80-A89

A81.9

ICD-10 Billable

Atypical virus infection of central nervous system, unspecified

Inclusion term: Prion diseases of the central nervous system NOS
Use additional code: code to identify resistance to antimicrobial drugs (Z16.-) (per Chapter 1)
From Chapter 1:
  • diseases generally recognized as communicable or transmissible
From Section A80-A89:
  • postpolio syndrome (G14)
  • sequelae of poliomyelitis (B91)
  • sequelae of viral encephalitis (B94.1)
From Chapter 1:
  • certain localized infections - see body system-related chapters
From Chapter 1:
  • carrier or suspected carrier of infectious disease (Z22.-)
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)

046.9

ICD-9 Billable

Unspecified slow virus infection of central nervous system

      
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