OUTCOME OF COCHLEAR IMPLANT SURGERY IN TUTH

Abstract

Objective:

To evaluate the preoperative hearing and the radiological status of the patients undergoing cochlear implant surgery. To evaluate the postoperative speech rehabilitation of patients undergoing cochlear implant surgery in TU Teaching hospital.

Materials and Methods:

A prospective, longitudinal study of 45 patients undergoing cochlear implant surgery from December 2004 to December 2012 was carried out in the department of ENT and Head & Neck Surgery, Ganesh Man Singh Memorial Academy of ENT and Head & Neck Studies, TU Teaching Hospital, Kathmandu, Nepal.

Results:

Out of 45 patients, 26 were female and 19 were male. All patients had profound sensorineural hearing loss preoperatively. The preoperative imaging showed labyrinthine ossificans in 2 patients. 93.3%(42) patients had good speech recovery postoperatively.

Conclusion:

Cochlear implant surgery is done for hearing rehabilitation in patients with bilateral profound sensorineural hearing loss. The surgery gives better result in postlingual patients, shorter duration of hearing loss and in children with highly motivated parents.

Keywords: Cochlear implant, Postlingual deafness, Prelingual