ICD-11 classes
12 Diseases of the respiratory system
Neoplasms of the respiratory system
Malignant neoplasms of the respiratory system
2C22 — Malignant neoplasms of accessory sinuses
2C22.1 — Squamous cell carcinoma of accessory sinuses

ICD-11 2C22.1 — Squamous cell carcinoma of accessory sinuses

The diagnosis has no description.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code 2C22.1 contains 2 clarifying diagnoses:

1. 2C22.10 — Squamous cell carcinoma of sphenoidal sinus
2. 2C22.1Y — Squamous cell carcinoma of other specified accessory sinuses

The diagnosis is coded elsewhere:

• Malignant neoplasms of accessory sinuses #2119
• Squamous cell carcinoma of accessory sinuses #2121