Malignant neoplasm of pyriform sinus (C12)

• ICD-10 Index

  • Neoplasms (C00–D48)

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

      • Malignant neoplasm of pyriform sinus (C12)

        • C12 - Malignant neoplasm of pyriform sinus BILLABLE CODE

Instructional Notations

Inclusion Terms Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

• Malignant neoplasm of pyriform fossa

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