1B70.3

ICD-11 MMS 2026-01

Ascending bacterial lymphangitis

Description

A complication of a focal acute pyogenic bacterial infection in which the draining lymphatics become red, inflamed and tender as the result of ascending infection. It is most commonly caused by Streptococcus pyogenes.

Index terms

  • Ascending bacterial lymphangitis
  • acute bacterial lymphangitis
  • acute lymphangitis
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  • Ascending bacterial lymphangitis due to Streptococcus pyogenes
  • Ascending bacterial lymphangitis due to Staphylococcus aureus

Exclusions from above levels

  • EB30 – Eosinophilic cellulitis
  • NE83.1 – Infection arising from device, implant or graft, not elsewhere classified

Sibling codes

  • 1B70.0 – Erysipelas
  • 1B70.1 – Streptococcal cellulitis of skin
  • 1B70.2 – Staphylococcal cellulitis of skin
  • 1B70.Y – Bacterial cellulitis or lymphangitis due to other specified bacterium
  • 1B70.Z – Bacterial cellulitis or lymphangitis due to unspecified bacterium

Foundation entity

Ascending bacterial lymphangitis – http://id.who.int/icd/entity/845065622

Allowed postcoordination axes

Part of: 1B70: Bacterial cellulitis, erysipelas or lymphangitis › 01: Certain infectious or parasitic diseases