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L04 - Acute lymphadenitis


The ICD 10 Code for Acute lymphadenitis is listed as L04.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: L04
Description: Acute lymphadenitis
  • Includes: abscess (acute) of lymph nodes, except mesenteric
  • acute lymphadenitis, except mesenteric
  • Excludes1: chronic or subacute lymphadenitis, except mesenteric (I88.1)
  • enlarged lymph nodes (R59.-)
  • human immunodeficiency virus [HIV] disease resulting in generalized lymphadenopathy (B20)
  • lymphadenitis NOS (I88.9)
  • nonspecific mesenteric lymphadenitis (I88.0)
Chapter Diseases of the skin and subcutaneous tissue (L00-L99)
ICD-10-CM Children (deeper level / typically more specific) of L04:
L04.0 - Acute lymphadenitis of face, head and neck
L04.1 - Acute lymphadenitis of trunk
L04.2 - Acute lymphadenitis of upper limb
L04.3 - Acute lymphadenitis of lower limb
L04.8 - Acute lymphadenitis of other sites
L04.9 - Acute lymphadenitis, unspecified