Diagnosis Code: 121.9

Short Description: Trematode infection NOS

Long Description: Trematode infection, unspecified

Code Classification:

• Infectious and parasitic diseases (001–139)
  • Helminthiases (120-129)
    • 121 Other trematode infections
      • 121.9 Trematode infection NOS

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 121.9 has the following ICD-9-CM references to the Index of Diseases and Injuries

• Distomiasis 121.9
  • bile passages 121.3
    • due to Clonorchis sinensis 121.1
  • hemic 120.9
  • hepatic (liver) 121.3
    • due to Clonorchis sinensis (clonorchiasis) 121.1
  • intestinal 121.4
  • liver 121.3
    • due to Clonorchis sinensis 121.1
  • lung 121.2
  • pulmonary 121.2

• Flukes NEC (see also Infestation, fluke) 121.9
  • blood NEC (see also Infestation, Schistosoma) 120.9
  • liver 121.3

• Infection, infected, infective (opportunistic) 136.9
  • trematode NEC 121.9

• Infestation 134.9
  • fluke 121.9
    • blood NEC (see also Schistosomiasis) 120.9
    • cat liver 121.0
    • intestinal (giant) 121.4
    • liver (sheep) 121.3
      • cat 121.0
      • Chinese 121.1
      • clonorchiasis 121.1
      • fascioliasis 121.3
      • oriental 121.1
    • lung (oriental) 121.2
    • sheep liver 121.3
  • trematode(s) NEC 121.9

• Trematode infestation NEC 121.9

• Trematodiasis NEC 121.9

Crosswalk Information

The code 121.9 converts into the following ICD-10 code(s):

Similar Codes

This page was last updated on: 10/1/2014

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