Malignant neoplasm of nasopharynx (C11)

• ICD-10 Index

  • Neoplasms (C00–D48)

    • Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)

      • Malignant neoplasm of nasopharynx (C11)

        • C11 - Malignant neoplasm of nasopharynx NON-BILLABLE CODE
        • C11.0 - Malignant neoplasm of superior wall of nasopharynx BILLABLE CODE
        • C11.1 - Malignant neoplasm of posterior wall of nasopharynx BILLABLE CODE
        • C11.2 - Malignant neoplasm of lateral wall of nasopharynx BILLABLE CODE
        • C11.3 - Malignant neoplasm of anterior wall of nasopharynx BILLABLE CODE
        • C11.8 - Malignant neoplasm of overlapping sites of nasopharynx BILLABLE CODE
        • C11.9 - Malignant neoplasm of nasopharynx, unspecified BILLABLE CODE

Clinical Information for Malignant neoplasm of nasopharynx (C11)

Nasopharyngeal Carcinoma - A carcinoma that originates in the EPITHELIUM of the NASOPHARYNX and includes four subtypes: keratinizing squamous cell, non-keratinizing, basaloid squamous cell, and PAPILLARY ADENOCARCINOMA. It is most prevalent in Southeast Asian populations and is associated with EPSTEIN-BARR VIRUS INFECTIONS. Somatic mutations associated with this cancer have been identified in NPCR, BAP1, UBAP1, ERBB2, ERBB3, MLL2, PIK3CA, KRAS, NRAS, and ARID1A genes.

Instructional Notations

Use Additional Code Use Additional Code
The “use additional code” indicates that a secondary code could be used to further specify the patient’s condition. This note is not mandatory and is only used if enough information is available to assign an additional code.

• code to identify:
• exposure to environmental tobacco smoke Z77.22
• exposure to tobacco smoke in the perinatal period P96.81
• history of tobacco dependence Z87.891
• occupational exposure to environmental tobacco smoke Z57.31
• tobacco dependence F17
• tobacco use Z72.0