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I believe there has been enough talk about theories and methods, and now we should get down to business on the techniques of Types I, II, and III this morning, and then later, Types IV and V. First of all, there are a few cases of tympanoplasty which at first look like otosclerosis. One example is the patient in whom the incus had been removed during a simple mastoidectomy in childhood, and the patient has a normal drum with a marked loss of hearing of the conductive type.
Then there are other cases which look like otosclerosis. The drum looks absolutely normal and is not retracted, and on testing tubal function there is a certain movement of the drum. On opening up such a case, in preparation for a mobilization, we find that the stapes is movable but the whole tympanic cavity is filled with soft adhesions. In my experience,
WULLSTEIN H. Techniques of Tympanoplasty I, II, and III. AMA Arch Otolaryngol. 1960;71(3):424–427. doi:10.1001/archotol.1960.03770030066014