Etiological aspects of congenital hearing loss

Hearing loss: A review on molecular genetics and epidemiologic aspects

Background and aims: Hearing loss (HL) happens due to the genetic or environmental causes or both. Risk factors include congenital infections and congenital deformities of auricle and ear duct. The present study was performed to briefly explain the genetics, molecular biology and epidemiology of HL in Middle East especially in Iran. Methods: An intense an...

Diabetes mellitus as etiological factor of hearing loss Summary

Diabetes mellitus as etiological factor of hearing loss.

Patients with diabetes mellitus often show symptoms such as dizziness, tinnitus, and hearing impairment. In general, hearing loss is sensorineural, which is sometimes confused with presbycusis, mainly because it develops in patients older than 40 years of age. Angiopathy and neuropathy caused by diabetes mellitus have been considered important factors for the vestibular-cochlear disorders found...

Frequency of Profound Congenital Hearing Loss in Healthy Newborn Infants in Fars Province

Introduction Deafness is one of the most important sensory disturbances at birth. Hearing loss can affect the development of speaking and learning during life. Early diagnosis and intervention improve language outcome. The  current study aimed to determine the frequency of profound congenital hearing loss in healthy newborn infants in Fars province. Methods In a multicenter prospective study, f...

Congenital cytomegalovirus infection in pediatric hearing loss.

OBJECTIVES To compare the prevalence of congenital cytomegalovirus (CMV) infection in Washington State in children with hearing loss (HL) and the general population and to compare the characteristics of HL in children with and without congenital CMV infection. DESIGN Matched case-control; case cohort. SETTING Regional pediatric hospital, Washington State Department of Health (WSDOH). PATI...