Specific code 2011 ICD-9-CM Diagnosis Code 121.1
Clonorchiasis
  • ICD-9-CM 121.1 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 121.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 121.1.
  • More recent version(s) of ICD-9-CM 121.1: 2012 2013 2014.
Applies To
  • Biliary cirrhosis due to clonorchiasis
  • Chinese liver fluke disease
  • Hepatic distomiasis due to Clonorchis sinensis
  • Oriental liver fluke disease
Convert to ICD-10-CM: 121.1 converts directly to:
  • 2014 ICD-10-CM B66.1 Clonorchiasis
ICD-9-CM Volume 2 Index entries containing back-references to 121.1:
  • Cholangiohepatitis 575.8
    • due to fluke infestation 121.1
  • Cirrhosis, cirrhotic 571.5
    • biliary (cholangiolitic) (cholangitic) (cholestatic) (extrahepatic) (hypertrophic) (intrahepatic) (nonobstructive) (obstructive) (pericholangiolitic) (posthepatic) (primary) (secondary) (xanthomatous) 571.6
      • due to
        • clonorchiasis 121.1
        • flukes 121.3
  • Clonorchiasis 121.1
  • Clonorchiosis 121.1
  • Clonorchis infection, liver 121.1
  • Disease, diseased - see also Syndrome
    • Chinese liver fluke 121.1
    • Oriental liver fluke 121.1
  • Distomiasis 121.9
    • bile passages 121.3
      • due to Clonorchis sinensis 121.1
    • hepatic (liver) 121.3
      • due to Clonorchis sinensis (clonorchiasis) 121.1
    • liver 121.3
      • due to Clonorchis sinensis 121.1
  • Fibrosis, fibrotic
    • biliary 576.8
      • due to Clonorchis sinensis 121.1
    • hepatic - see also Cirrhosis, liver
      • due to Clonorchis sinensis 121.1
  • Hepatomegaly (see also Hypertrophy, liver) 789.1
    • due to Clonorchis sinensis 121.1
  • Infection, infected, infective (opportunistic) 136.9
    • Clonorchis (sinensis) (liver) 121.1
  • Infestation 134.9
    • Clonorchis (sinensis) (liver) 121.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 121.1 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.