Long-term Curative Effective analyse of Open Mastoidectomy With Tympanoplasty(OMT)and Combined Approach Tympanoplasty(CAT) / 听力学及言语疾病杂志

ABSTRACT

Objective To discuss the surgical interference of chronic suppurative otitis media and it's long-term results.Methods In 113 cases of mastoidectomy with tympanoplasty followed up for 3 years,We discuss the results of recurrence and hearing levle of the open-mastoidectomy with tympanoplasty(OMT)and combined approach tympanoplasty(CAT).Results There is no significant difference between OMT(improved 12 dB HL)and CAT(improved 9.5 dB HL)in the improved hearing threshold leve.The recurrence rate of OMT was 5.8%,but the CAT was 24.4%,the difference is significant.Conclusion The effect of OMT is better than that of CAT for the long-term resulls in these cases.