Table 1 Characterization of HL in each affected individual in family E30
Hearing loss | V-2 | V-3 | V-4 | V-5 |
|---|---|---|---|---|
Approximate age of onset | Before 1 year old | Before 1 year old | Before 1 year old | Congenital |
Age at auditory examination | 1.6 years | Ì´ 2 years | 7 months | 10 days |
Current age | 15 years | 4.4 years | 8 years | 2 years |
Type | Mixed | Sensorineural | Sensorineural | Sensorineural |
Laterality | Bilateral/symmetric | Bilateral/symmetric | Bilateral/symmetric | Bilateral/symmetric |
Suspected intrafamilial variability | No | No | No | Yes |
Degree | Profound | Profound | Profound | Severe |
Non-syndromic | Yes | Yes | Yes | Yes |