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 231.0
Carcinoma in situ of larynx 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 Therefore, this code may be out of date.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 231.0 can be accessed here. - Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th ed.)-2003
- 231.0 is a specific code that can be used to specify a diagnosis
- View the ICD-9-CM Volume 1 231.* hierarchy
231.0 also known as:- Cartilage:
- arytenoid
- cricoid
- cuneiform
- thyroid
- Epiglottis:
- NOS
- posterior surface
- suprahyoid portion
- Vocal cords (false) (true)
231.0 excludes: - aryepiglottic fold or interarytenoid fold:
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