2B66.Z
Malignant neoplasms of other or unspecified parts of mouth, unspecified
Malignant neoplasms of other or unspecified parts of mouth, unspecified
ICD-10 Equivalents(6)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(19)
SNOMED CT ↗
- Primary malignant neoplasm of cheek93753000
- Neoplasm of buccal mucosa126802007
- Carcinoma of buccal mucosa254437001
- Local recurrence of malignant neoplasm of buccal cavity314952003
- Local recurrence of malignant neoplasm of soft tissue314974009
- Cancer of buccal mucosa363386008
- Primary malignant neoplasm of buccal mucosa371976008
- Carcinoma of cheek447949005
- Malignant melanoma of buccal mucosa698045009
- Malignant melanoma of mucous membrane783736003
UMLS ↗
- Malignant neoplasm of other and unspecified parts of mouthC0153372
- Malignant neoplasm of internal cheekC2833837
- Malignant Neoplasm of Vestibule of MouthC0153374
- Malignant neoplasm of buccal sulcus (upper) (lower)C2833838
- Malignant neoplasm of labial sulcus (upper) (lower)C2833839
- Malignant Neoplasm of Retromolar AreaC0153379
- Malignant Neoplasm of Overlapping Sites of Unspecified Parts of MouthC2833841
- Cancer of MouthC0153381
- Malignant neoplasm of minor salivary gland, unspecified siteC0864852
Frequently Asked Questions
What is the ICD-11 code for malignant neoplasms of other or unspecified parts of mouth, unspecified?
The ICD-11 code for malignant neoplasms of other or unspecified parts of mouth, unspecified is 2B66.Z. The full clinical description is "Malignant neoplasms of other or unspecified parts of mouth, unspecified".
What does ICD-11 code 2B66.Z mean?
ICD-11 code 2B66.Z represents “Malignant neoplasms of other or unspecified parts of mouth, unspecified”. It is classified under Chapter 2: Neoplasms.
What chapter is 2B66.Z in?
2B66.Z is in Chapter 2: Neoplasms (codes 2A00-2F9Z).
What is the ICD-10 equivalent of ICD-11 code 2B66.Z?
2B66.Z maps to 6 ICD-10 codes: C06 (Malignant neoplasm of other and unspecified parts of mouth), C06.0 (Malignant neoplasm of cheek mucosa), C06.1 (Malignant neoplasm of vestibule of mouth), and 3 more. 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 2B66.Z map to?
2B66.Z maps to 10 SNOMED CT concepts: 363386008, 254437001, 447949005, 314952003, 314974009, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code 2B66.Z?
2B66.Z is linked to 9 UMLS Concept Unique Identifiers: C0153372, C2833837, C0153374, C2833838, C2833839, and 4 more. 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.