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ICD-10-CM Codes
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C00-D49
Neoplasms
›
C30-C39
Malignant neoplasms of respiratory and intrathoracic organs
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Malignant neoplasm of accessory sinuses C31
Malignant neoplasm of accessory sinuses
C31-
Clinical Information
A primary or metastatic malignant neoplasm involving the paranasal sinuses.
Codes
C31
Malignant neoplasm of accessory sinuses
C31.0
Malignant neoplasm of maxillary sinus
C31.1
Malignant neoplasm of ethmoidal sinus
C31.2
Malignant neoplasm of frontal sinus
C31.3
Malignant neoplasm of sphenoid sinus
C31.8
Malignant neoplasm of overlapping sites of accessory sinuses
C31.9
Malignant neoplasm of accessory sinus, unspecified