Common cause including :•Hereditary causes •Congenital CMV infection
Evaluation include:•Comprehensive genetic testing •Testing for CMV for infants <12 months •Clinical evaluation for anatomic or syndrome explanation for SNHL
Unilateral
Unilateral or bilateral?
Bilateral
Is the cause apparent based on his and physical examination?
Conductive
Yes
Further diagnostic evaluation is generally not necessary
Infants and children with hearing loss detected by screening should undergo:•completed history and physicaland •formal audiology
No
SNHL
Evaluation includes:•Testing for CMV for infants <12 months •Selective genetic testing if there are syndromic features•Temporal bone imageing
