2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Carcinoma In Situ 230-234 > Carcinoma In Situ Of Respiratory System 231.* > 2008 ICD-9-CM Diagnosis 231.8 Carcinoma in situ of other specified parts of respiratory system  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM 231.8 can be accessed here. 231.8 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 231.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog. 231.8 also known as: Accessory sinuses Middle ear Nasal cavities Pleura 231.8 excludes: ear (external) (skin) (232.2) nose NOS (234.8) skin (232.3)