C11.2

Applicable To

• Malignant neoplasm of fossa of Rosenmüller

• Malignant neoplasm of opening of auditory tube

• Malignant neoplasm of pharyngeal recess

Approximate Synonyms

• Cancer of the nasopharynx, lateral wall

• Primary malignant neoplasm of lateral wall of nasopharynx

• Primary squamous cell carcinoma of lateral wall of nasopharynx

• Primary undifferentiated carcinoma of lateral wall of nasopharynx

• Squamous cell carcinoma, lateral wall of nasopharynx

• Undifferentiated carcinoma, lateral wall of nasopharyn

Details

• C11.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM C11.2 became effective on October 1, 2022.

• This is the American ICD-10-CM version of C11.2 – other international versions of ICD-10 C11.2 may differ.