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由王銘祥著作·2015—背景：先天性聽小骨異常包括單一聽小骨異常或者合併多個聽小骨異常。因為此類病例稀少，故欲了解此類病患的手術發現以及其手術後聽力情形。方法：採病歷 ...

BACKGROUND: Congenital ossicular anomaly is a rare disease entity which comprises both isolated and multiple ossicular chain anomalies. We collected patients from our hospital and analyzed their surgical outcome. METHODS: Retrospective cohort was developed from congenital ossicular anomaly patients in our hospital between 2002 and 2012. Patients with other congenital syndrome or having previous surgeries were excluded from this study. The types of congenital ossicular anomaly were classified by Teunissen & Cremers classification. Preoperative pure tone audiometry (last exam before operation), surgical findings, surgical procedures, and postoperative pure tone audiometry (6 month after operation) were reviewed. Mean air conduction and bone conduction thresholds were recorded at 0.5, 1, 2 KHz. A closure of the ABG (air-bone gap) to within 20 dB was considered a successful outcome. ...