CPT® Code 92512

Nasal function studies, including procedures such as rhinomanometry and acoustic rhinometry, are diagnostic tests designed to evaluate the functionality of the nasal passages. Rhinomanometry specifically measures the air pressure and the rate of airflow within the nasal airway during the process of respiration. By obtaining these measurements, healthcare professionals can calculate nasal airway resistance, which is a critical factor in assessing the patency of the nasal airway and determining the extent of any obstruction present. On the other hand, acoustic rhinometry serves a different purpose; it assesses the anatomical configuration of the nasal cavity and nasopharynx. This technique utilizes sound waves that are emitted into the nasal passages, which then reflect off the surfaces within the nasal cavities. The reflected sound waves are analyzed to provide insights into the presence and degree of nasal obstruction. Together, these studies play a vital role in diagnosing conditions related to nasal airflow and obstruction, guiding treatment decisions, and improving patient outcomes.