Determine the Incidence of Long QT Amongst a Large Cohort of Subjects Diagnosed With Unilateral or Bilateral Sensorineural Hearing Loss.

Children's Hospital of San Antonio, San Antonio

Pediatrix Audiology Services, Fairfax

Alexandria Hospital- Inova Health System, Alexandria

Swedish American Hospital, Rockford

Hearts for Hearing, Oklahoma City

Christus Santa Rosa Westover Hills, San Antonio

Dell Children's Medical Center, Austin

Child Cardiology Associates, Austin

Banner Good Samaritan Hospital, Phoenix

St. Joseph's Hospital & Medical Center, Phoenix

Jack Jacob, Anchorage

Lawrence and Memorial Hospital, Waterford