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)
BlockA30-A49Other bacterial diseasesOpen
CategoryA49Bacterial infection of unspecified siteOpen

Exclusions

  • bacterial agents as the cause of diseases classified to other chapters (B95, B96)
  • chlamydial infection NOS (A74.9)
  • meningococcal infection NOS (A39.9)
  • rickettsial infection NOS (A79.9)
  • spirochaetal infection NOS (A69.9)

A49.9

CategoryResidualBlock A30-A49Chapter I

Bacterial infection, unspecified

Inclusions

  • Bacteraemia NOS
Parent: A49 Bacterial infection of unspecified site