Please note this question was answered in 2022. The coding advice may or may not be outdated.
Bilateral indirect carotid cavernous fistulae
Date: Dec 28, 2022
Question:
From a RCFA access, the physician embolized R. sphenopalatine artery as an indirect embolization of the L. cavernous fistula. From a RCFV access, the physician embolized the R. cavernous sinus fistula.
Is this considered 1 or 2 operative fields?
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