HEAD & NECK ASSOCIATES OF ORANGE COUNTY has been serving Southern California since 1985 and is the most comprehensive ear, no ... se and throat practice in Orange County. Our physicians specialize in the medical and surgical care of adult and pediatric ear, nose, throat, sinus, and nasal problems. We also treat: Head and neck tumors and cancers Trauma and tumor reconstruction Sleep and snoring disorders Voice and swallowing dysfunction Thyroid and parathyroid surgery Dizziness and hearing-related conditions Sinus surgery Thyroid surgery Allergy & asthma Tonsils OUR FACILITIES are state-of-the-art and equipped with the latest technology available to our specialty. Our Sinus Center offers in-office CT scanning and digital image guidance surgery of the sinus and skull base. Our voice and swallowing clinic offers videostroboscopy and esophagoscopy. Our clinic also supports ultrasound for thyroid surveillance and neck biopsies. read more