ICD-9-CM

Excludes:

carcinoma in situ (231.0-231.9)

160 Malignant neoplasm of nasal cavities, middle ear, and accessory sinuses
160.0: Nasal cavities Cartilage of nose Conchae, nasal Internal nose Septum of nose Vestibule of nose Excludes: malignant melanoma of skin of nose (172.3) malignant neoplasm of skin of nose (173.30-173.39) nasal bone (170.0) nose NOS (195.0) olfactory bulb (192.0) posterior margin of septum and choanae (147.3) turbinates (170.0)
160.1: Auditory tube, middle ear, and mastoid air cells Antrum tympanicum Eustachian tube Tympanic cavity Excludes: malignant melanoma of: auditory canal (external) (172.2) ear (external) (skin) (172.2) malignant neoplasm of: auditory canal (external) (173.20-173.29) bone of ear (meatus) (170.0) cartilage of ear (171.0) ear (external) (skin) (173.20-173.29)
160.2: Maxillary sinus Antrum (Highmore) (maxillary)
160.3: Ethmoidal sinus
160.4: Frontal sinus
160.5: Sphenoidal sinus
160.8: Other Malignant neoplasm of contiguous or overlapping sites of nasal cavities, middle ear, and accessory sinuses whose point of origin cannot be determined
160.9: Accessory sinus, unspecified

160 Malignant neoplasm of nasal cavities, middle ear, and accessory sinuses

Cartilage of nose

Conchae, nasal

Internal nose

Septum of nose

Vestibule of nose

Excludes:

malignant melanoma of skin of nose (172.3)

malignant neoplasm of skin of nose (173.30-173.39)

nasal bone (170.0)

nose NOS (195.0)