1973 年 19 巻 2 号 p. 101-108
Eight cases of pseudo-otosclerosis were confirmed by exploratory tympanotomy. Originally, this disease entity was advocated by Goodhill.
From the point of pathological findings, cases were classified as follows; tympanosclerosis 2 cases traumatic dislocation of the incus 1 case incus atrophy 1 case anomalies of ossicles and windows 4 cases
A case of tympanosclersis, considered to be caused dualistically by both of inflammation and trauma, was reported.
Immediately after the pathological findings ware confirmed, the tympanoplasty was performed on five cases. And the hearing of four cases of them were improved.
The clinical evaluation of the exploratory tympanotomy was discussed. The advantage of this operation should be emphasized not only on the diagnostic but also therapeutic procedure.