XA3523 Accessory sinuses

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2026-01

sections/codes in this section ()

• Maxillary sinus  (XA1R64)
• Ethmoid sinus  (XA58F6)
• Frontal sinus  (XA91G8)
• Sphenoid sinus  (XA4U67)

synonyms

• Accessory sinuses
• Accessory nasal sinus
• Accessory sinus, NOS
• Nasal sinuses
• Paranasal sinus

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