Prevalence of Cochlear-Facial Dehiscence in a Study of 1,020 Temporal Bone Specimens
Prevalence of Cochlear-Facial Dehiscence in a Study of 1,020 Temporal Bone Specimens
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DOI:
10.1097/mao.0000000000001057
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发表时间:
2016-08-01
影响因子:
2.1
通讯作者:
Jyung, Robert W.
中科院分区:
文献类型:
--
作者:
Fang, Christina H.;Chung, Sei Yeon;Jyung, Robert W.
Objective: To determine the prevalence of cochlear-facial dehiscence (CFD) and to examine the influence of otic capsule area, age, sex, and race on CFD.Study Design: Descriptive study of archived temporal bone specimens.Materials and Methods: Targeted sections from 1,020 temporal bone specimens were scanned and examined for CFD. Cochlear-facial partition width (CFPW) and otic capsule area (OCA), a marker of bone thickness, were measured using image analysis software. Demographic data were analyzed using multiple linear regression analysis.Results: The mean CFPW was 0.23mm (range, 0-0.92 mm; SD, 0.15 mm). Six patients were completely dehiscent (0.59%). Fallopian canal width, age, sex, race, and OCA were found to be significant predictors of CFPW. Age was found to be negatively correlated with CFPW (beta = -0.001) (p