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I will occupy myself with the otological results of tympanoplasty as I see them today.
In Figure 1, I remind you of the classification which I have suggested. There is a certain mix-up in classifications, and each of us tries to have his own. This makes it very difficult to compare results. In my type, I have tried to classify only according to the physiology of the reconstructed middle ear. There is nothing in my classification about pathology. In Type I, there is just a defect of the drum, and I have only to restore the drum membrane; the ossicular chain is intact. In Type II, there is not only a defect in the drum but a little defect in the chain, where we lose theoretically 2.5 db., owing to disturbance of the leverage. The same loss theoretically occurs in Type III.
In Types II and III there is very
WULLSTEIN H. Results of Tympanoplasty. AMA Arch Otolaryngol. 1960;71(3):478–485. doi:10.1001/archotol.1960.03770030120024
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