CPT® 31290, Under Endoscopy Procedures on the Accessory Sinuses
The Current Procedural Terminology (CPT®) code 31290 as maintained by American Medical Association, is a medical procedural code under the range - Endoscopy Procedures on the Accessory Sinuses.
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Summary
In this procedure, the provider inserts an endoscope in the nasal cavity. The provider then repairs the cerebrospinal fluid, CSF, leak in the ethmoid sinus such as by using a muscle tissue graft.
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