Malignant neoplasm of tonsil - C09

 Use Additional

• code to identify:
• alcohol abuse and dependence (F10.-)
• 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)

 Type 2 Excludes

• malignant neoplasm of lingual tonsil (C02.4)
• malignant neoplasm of pharyngeal tonsil (C11.1)

 Codes

• C09.0 - Malignant neoplasm of tonsillar fossa
• C09.1 - Malignant neoplasm of tonsillar pillar (anterior) (posterior)
• C09.8 - Malignant neoplasm of overlapping sites of tonsil
• C09.9 - Malignant neoplasm of tonsil, unspecified