J33.8

Applicable To

• Accessory polyp of sinus

• Ethmoidal polyp of sinus

• Maxillary polyp of sinus

• Sphenoidal polyp of sinus

Approximate Synonyms

• Polyp of maxillary sinus

• Polyp of nasal sinus

• Polyp of sphenoidal sinus

• Polyp, maxillary sinus

• Polyp, nasal sinus

• Polyp, sphenoid sinus

Clinical Information

• A polyp that arises from the paranasal sinus mucosa. Causes include allergic rhinitis, chronic sinusitis, and cystic fibrosis. It is characterized by the presence of edematous tissue infiltrated by inflammatory cells, including eosinophils.

Details

• J33.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM J33.8 became effective on October 1, 2022.

• This is the American ICD-10-CM version of J33.8 – other international versions of ICD-10 J33.8 may differ.