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ICD-10-CM Code D02.3

Official Description

Carcinoma in situ of other parts of respiratory system

Carcinoma in situ of accessory sinuses
Carcinoma in situ of middle ear
Carcinoma in situ of nasal cavities

Excludes1: carcinoma in situ of ear (external) (skin) (D04.2-)
carcinoma in situ of nose NOS (D09.8)
carcinoma in situ of skin of nose (D04.3)

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