2C22.Z
Malignant neoplasms of accessory sinuses, unspecified
Malignant neoplasms of accessory sinuses, unspecified
ICD-10 Equivalents(7)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Frequently Asked Questions
What is the ICD-11 code for malignant neoplasms of accessory sinuses, unspecified?
The ICD-11 code for malignant neoplasms of accessory sinuses, unspecified is 2C22.Z. The full clinical description is "Malignant neoplasms of accessory sinuses, unspecified".
What does ICD-11 code 2C22.Z mean?
ICD-11 code 2C22.Z represents “Malignant neoplasms of accessory sinuses, unspecified”. It is classified under Chapter 2: Neoplasms.
What chapter is 2C22.Z in?
2C22.Z is in Chapter 2: Neoplasms (codes 2A00-2F9Z).
What is the ICD-10 equivalent of ICD-11 code 2C22.Z?
2C22.Z maps to 7 ICD-10 codes: C31 (Malignant neoplasm of accessory sinuses), C31.0 (Malignant neoplasm of maxillary sinus), C31.1 (Malignant neoplasm of ethmoidal sinus), and 4 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.
Automate Medical Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 and ICD-11 codes with confidence scores. Integrates into any EHR or billing system in minutes.