有些人想用手术根除飞蚊症，并没有想过其实有很多其他的选择。
Some want to get rid of them by surgery, without analyzing the numerous alternatives.
但是没有任何药物或治疗措施能根除病因，这样毫不意外地，随着疾病的进展，就需要更多的药物、支架和旁路手术。
None of these drugs or interventions addresses the basic causation of disease and not surprisingly the disease progresses with the need for more drugs, stents, and repeat bypasses.
结论在根除病灶的基础上保存并提高听力，IBM合并后鼓室径路为慢性化脓性中耳乳突炎外科手术的合理选择。
Conclusion IBM combined with posterior tympanum is a good choice for preserving or improving hearing based on eradication of the focus among patients with chronic suppurative otitis media.
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