B27

Infectious mononucleosis

Non-billable header

B27 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • diseases generally recognized as communicable or transmissible
  • glandular fever
  • monocytic angina
  • Pfeiffer's disease

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 B27

  • B27.0Gammaherpesviral mononucleosisHeader
  • B27.1Cytomegaloviral mononucleosisHeader
  • B27.8Other infectious mononucleosisHeader
  • B27.9Infectious mononucleosis, unspecifiedHeader

Related codes

  • B25Cytomegaloviral diseaseHeader
  • B26MumpsHeader
  • B30Viral conjunctivitisHeader
  • B33Other viral diseases, not elsewhere classifiedHeader
  • B34Viral infection of unspecified siteHeader

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