160 Malignant neoplasm of nasal cavities middle ear and accessory sinuses 
160.0 Malignant neoplasm of nasal cavities convert 160.0 to ICD-10-CM 160.1 Malignant neoplasm of auditory tube, middle ear, and mastoid air cells convert 160.1 to ICD-10-CM 160.2 Malignant neoplasm of maxillary sinus convert 160.2 to ICD-10-CM 160.3 Malignant neoplasm of ethmoidal sinus convert 160.3 to ICD-10-CM 160.4 Malignant neoplasm of frontal sinus convert 160.4 to ICD-10-CM 160.5 Malignant neoplasm of sphenoidal sinus convert 160.5 to ICD-10-CM 160.8 Malignant neoplasm of other accessory sinuses convert 160.8 to ICD-10-CM
160.9 Malignant neoplasm of accessory sinus, unspecified convert 160.9 to ICD-10-CM