Innovations and Future Directions in the Management of Eustachian Tube Dysfunction.

Innovations in Eustachian tube dysfunction (ETD) management are shifting care from symptom-based approaches toward precision, technology-integrated strategies. Advances in computational modeling, drug delivery systems (including hydrogels and nanoparticles), intranasal surfactants, and drug-eluting devices are expanding medical options. The potential role of biologics in type 2 inflammation and the effects of radiation and GLP-1 receptor agonists on ET function are under investigation. Emerging surgical approaches-such as permanent and biodegradable stents, shims, and injectable fillers-show promise but require validation. Artificial intelligence, robotics, telehealth, and remote monitoring are enhancing diagnosis, treatment precision, and longitudinal care, with significant progress anticipated in the coming decade.