CPT® 31573, Under Endoscopy Procedures on the Larynx

The Current Procedural Terminology (CPT®) code 31573 as maintained by American Medical Association, is a medical procedural code under the range - Endoscopy Procedures on the Larynx.

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The provider uses a flexible laryngoscope, a tubular instrument with a fiberoptic light source, to look inside the larynx, or voice box, to detect the presence of any abnormalities; he injects a chemical agent, such as botulinum toxin, or a corticosteroid on one side of the larynx to treat muscle spasms that cause symptoms such as spasmodic dysphonia, or to relieve swelling and inflammation that can cause stenosis (narrowing) and hoarseness.

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