MEDICOLEGAL INVESTIGATION ON EcochG AND ABR OF 113 EARS IN 76 CASES
- VernacularTitle:76例113耳的耳蜗电图及听性脑干反应的法医学鉴定
- Author:
Wenping YAO
;
Hanchu PENG
- Publication Type:Journal Article
- Keywords:
EcochG Auditory brainstem response(ABR) Traumatic deafness Medicolegal investigation Auditory damage
- From:
Chinese Journal of Forensic Medicine
1986;0(02):-
- CountryChina
- Language:Chinese
-
Abstract:
A hundred thirteen ears in 76 cases underwest the traumatic deafness caused by beating at the ear and head were examined with the Evoked Potential System of Nicolet Spirit and the Pure tone audiometry.113 ears were divided into two groups. One group consisted of 32 ears with the tympanal perforation, which were further divided into small, medium and big perforations. The second group consisted of 81 ears without tympanal perforation,which were classified into mild, moderate,serious,severe and profound deafness. The two groups were all examined by EcochG and ABR. The wave latent periods of EcochG and ABR of two groups (small, medium perforation;mild,moderate deafness)were statistically analysed and were compared with those of the normal control group. The results of the square deviation analysis and Q test showed the significant difference (76. 7%, P
