C31 — Malignant neoplasm of accessory sinuses

Descendants
Code	Description
C310	Malignant neoplasm: Maxillary sinus
C311	Malignant neoplasm: Ethmoidal sinus
C312	Malignant neoplasm: Frontal sinus
C313	Malignant neoplasm: Sphenoidal sinus
C318	Malignant neoplasm: Overlapping lesion of accessory sinuses
C319	Malignant neoplasm: Accessory sinus, unspecified

Heading of aggregated item CIM-10 (en) to which it belongs

C30-C39 Malignant neoplasms of respiratory and intrathoracic organs