From parent levels

ChapterICertain infectious and parasitic diseasesOpen

Coding note

Use additional code (U82, U83, U84), if desired, to identify resistance to antimicrobial drugs

Inclusions

  • diseases generally recognized as communicable or transmissible

Exclusions

  • carrier or suspected carrier of infectious disease (Z22.-)
  • certain localized infections - see body system-related chapters
  • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium [except obstetrical tetanus] (O98.-)
  • infectious and parasitic diseases specific to the perinatal period [except tetanus neonatorum, whooping cough, congenital syphilis, perinatal gonococcal infection and perinatal human immunodeficiency virus [HIV] disease] (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)
BlockA80-A89Viral infections of the central nervous systemOpen

Exclusions

  • sequelae of: poliomyelitis (B91)
  • sequelae of: viral encephalitis (B94.1)

A85

CategoryResidualBlock A80-A89Chapter I

Other viral encephalitis, not elsewhere classified

Inclusions

  • specified viral: encephalomyelitis NEC
  • specified viral: meningoencephalitis NEC

Exclusions

  • 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 (G93.3)

Subcategories

Parent: A80-A89 Viral infections of the central nervous system