:
Hierarchie
Exclusions
  • malignant neoplasm of pyriform sinus (C12)
Sub classes
  • C13.0 Malignant neoplasm of postcricoid region
  • C13.1 Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect
  • C13.2 Malignant neoplasm of posterior wall of hypopharynx
  • C13.8 Malignant neoplasm of overlapping sites of hypopharynx
  • C13.9 Malignant neoplasm of hypopharynx, unspecified
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