Objective: To explore the clinical manifestations and therapeutic effects of treating chronic suppurative otitis media with two terms tympanoplasty.
Method: 36 patients were retrospectively analyzed. The criterions of success are air room in middle ear, intact eardrum and decrease of A-B gape in audiometry.
Result: 32 cases of all patients got successful effects, 4 cases failed. The main cause of failure is to fail forming air room in middle ear.
Conclusion: The two term's tympanoplasty can save the residual hearing in most patient. But it is difficult to get successful result if more mucous membrane in the middle ear disappeared.