聞き取り困難症例における TEN テストの検討

Listening difficulties Auditory processing disorder(LiD/APD) Cochlear synaptopathy(CS) Hidden hearing loss(HHL) LiD/APD HHL 2020 Moore Threshold Equalizing Noise(TEN) (Cochlear dead region : CDR) CDR TEN CS 2023 TEN 1 : 20 25 dB 11 ( 4 : 7) TEN 11 22 TEN 70 dB 500Hz750Hz1000Hz 1500Hz2000Hz3000Hz4000Hz 7 2dB TEN (Signal-TEN ratio : STR)2SD STR 500Hz : -11 9 dB--1 3 dB750Hz : -9 4 dB-0 4 dB1000Hz : -10 dB--0 1 dB1500Hz : -10 7 dB-1 6 dB2000Hz : -9 8 dB-1 3 dB3000Hz : -10 4 dB-3 1 dB4000Hz : -9 3 dB-0 2 dB 2 : 2020 1 2025 6 25 dB 85 23 ( 8 : 159 -49 )TEN TEN TEN STR STR0 2SD 0 STR0 23 1 STR 5 (22)Moore STR 10dB CDR 1 STR 10 dB CDR