耳硬化症的治疗通常进行镫骨足板切除术，但是将手术摘出的镫骨从组织病理学上进行研究的报道较少。该作者对经临床诊断为耳硬化症后进行手术搞出的１９个镫骨进行了组织学研究。１９个镫骨均做成包括两脚断面的半连续石蜡切片，进行ＨＥ染色，用光学显微镜和微分显微镜（ＤＩ The treatment of otosclerosis usually involves the stapes foot resection, but there are few reports on the histopathological studies of the stapes removed surgically. The authors performed a histological study of 19 stapes performed surgically diagnosed as otosclerosis. All the 19 tarsal bones were made into semi-continuous paraffin sections, including the cross-section of both legs. The sections were stained with HE and examined with light microscope and differential microscope