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ICD
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index
Chapters
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Extension Codes
Anatomy and topography
Functional anatomy
Respiratory system
XA8Z63
Upper respiratory tract
XA3523
category
Accessory sinuses
4 subordinate codes
XA1R64
Maxillary sinus
XA58F6
Ethmoid sinus
XA91G8
Frontal sinus
XA4U67
Sphenoid sinus
Also indexed as
Accessory nasal sinus
Accessory sinus, NOS
Accessory sinuses
Nasal sinuses
Paranasal sinus
Nearby in Upper respiratory tract
XA43C9
Nasal cavity
XA9AZ1
Nasopharynx
XA2RH5
Larynx
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XA43C9 — Nasal cavity
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XA9AZ1 — Nasopharynx