NF2 and hearing loss disorder: Symptoms included hearing loss (n = 7; median age 12 ± 3.4 years [6–15]), which led to an NF2 diagnosis in three cases, peripheral facial paralysis (n = 5; median age 9 ± 3.9 years [range 6–15]) or vestibular damage (n = 3; median age 11 ± 4.5 years [range 6–15]).