5C61.6Z
Lactose intolerance, unspecified
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms
SNOMED CT ↗
- Hereditary gastrogenic lactose intolerance25744000
- Lactase deficiency in diseases other than of the small intestine29512005
- Syndrome of carbohydrate intolerance29736007
- Adult lactase deficiency38032004
- Intolerance to lactose in children without lactase deficiency54250004
- Primary intolerance to lactose190751001
- Lactase deficiency237975008
- Intolerance to lactose due to acquired lactase deficiency782333002
- Intolerance to lactose due to nonpersistence of intestinal lactase782337001
- Intolerance to lactose782415009
Frequently Asked Questions
What is the ICD-11 code for lactose intolerance, unspecified?
The ICD-11 code for lactose intolerance, unspecified is 5C61.6Z. The full clinical description is "Lactose intolerance, unspecified".
What does ICD-11 code 5C61.6Z mean?
ICD-11 code 5C61.6Z represents "Lactose intolerance, unspecified". It is classified under Chapter 5: Endocrine, Nutritional or Metabolic Diseases.
What chapter is 5C61.6Z in?
5C61.6Z is in Chapter 5: Endocrine, Nutritional or Metabolic Diseases (codes 5A00-5D46).
What is the ICD-10 equivalent of ICD-11 code 5C61.6Z?
5C61.6Z maps to 3 ICD-10 codes: E73 (Lactose intolerance), E73.8 (Other lactose intolerance), E73.9 (Lactose intolerance, unspecified). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
What SNOMED CT codes does 5C61.6Z map to?
5C61.6Z maps to 10 SNOMED CT concepts: 38032004, 25744000, 782415009, 782333002, 782337001, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code 5C61.6Z?
5C61.6Z is linked to 2 UMLS Concept Unique Identifiers: C0022951, C0348485. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.