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Table of Neoplasms
pterygoid fossa

Neoplasm, neoplastic: pterygoid fossa

Site	Malignant, Primary	Malignant, Secondary	Ca in situ	Benign	Uncertain Behavior	Unspecified Behavior
—	C49.0	C79.89	—	D21.0	D48.1-	D49.2

Source: official CMS/NCHS ICD-10-CM Table of Neoplasms. Informational only.

Data current as of FY2026 CMS/NCHS release. Not affiliated with or endorsed by CMS, HHS, or NCHS.

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