Injection augmentation remains a safe, effective, and clinically practical treatment with a high rate of success, whether performed in the awake or asleep patient. The rapid adoption of awake injection over the past 5 years speaks to its clinical utility. Complication rates are low and equivalent to those under general anesthesia. Otolaryngologists continue to use a variety of techniques and materials to treat a range of conditions of glottic insufficiency.

This analysis of insurance claims data from a nationally representative database represents the largest study of its kind. Important differences in dysphonia prevalence related to age, sex, diagnosis, and physician type were identified.

The recommended protocols for instrumental assessment of voice using laryngeal endoscopic imaging, acoustic, and aerodynamic methods will enable clinicians and researchers to collect a uniform set of valid and reliable measures that can be compared across assessments, clients, and facilities.

Non-neoplastic voice disorders adversely impact patients' voice-related and general quality of life, and neurologic voice disorders have the greatest impact.