ICD-11 2C22.Z to ICD-10 Mapping
WHO crosswalk mapping for ICD-11 code 2C22.Z (Malignant neoplasms of accessory sinuses, unspecified) to ICD-10-CM equivalents.
ICD-10 Equivalents (7)
Corresponding ICD-10-CM codes from the WHO crosswalk mapping
C31Malignant neoplasm of accessory sinusesequivalentPrimaryC31.0Malignant neoplasm of maxillary sinusequivalentPrimaryC31.1Malignant neoplasm of ethmoidal sinusequivalentPrimaryC31.2Malignant neoplasm of frontal sinusequivalentPrimaryC31.3Malignant neoplasm of sphenoid sinusequivalentPrimaryC31.8Malignant neoplasm of overlapping sites of accessory sinusesequivalentPrimaryC31.9Malignant neoplasm of accessory sinus, unspecifiedequivalentPrimary
About Mapping Types
- equivalentThe ICD-11 and ICD-10 codes have the same clinical meaning
- narrowerThe ICD-10 code is more specific than the ICD-11 code
- broaderThe ICD-10 code is less specific than the ICD-11 code
- approximateThe codes are related but do not have an exact correspondence