A84

Tick-borne viral encephalitis

Non-billable header

A84 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • diseases generally recognized as communicable or transmissible
  • tick-borne viral meningoencephalitis

Excludes1

Not coded here — never report together with this code.

  • postpolio syndrome (G14)
  • sequelae of poliomyelitis (B91)
  • sequelae of viral encephalitis (B94.1)

Excludes2

Not included here — may be reported together when both conditions exist.

  • 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 (O98.-)
  • infectious and parasitic diseases specific to the perinatal period (P35-P39)
  • influenza and other acute respiratory infections (J00-J22)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify resistance to antimicrobial drugs (Z16.-)

More specific codes A84

  • A84.0Far Eastern tick-borne encephalitis [Russian spring-summer encephalitis]Billable
  • A84.1Central European tick-borne encephalitisBillable
  • A84.8Other tick-borne viral encephalitisHeader
  • A84.9Tick-borne viral encephalitis, unspecifiedBillable

Related codes

  • A80Acute poliomyelitisHeader
  • A81Atypical virus infections of central nervous systemHeader
  • A82RabiesHeader
  • A83Mosquito-borne viral encephalitisHeader
  • A85Other viral encephalitis, not elsewhere classifiedHeader
  • A86Unspecified viral encephalitisBillable
  • A87Viral meningitisHeader
  • A88Other viral infections of central nervous system, not elsewhere classifiedHeader
  • A89Unspecified viral infection of central nervous systemBillable

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