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抗生素作为手术前预防用药,由于缺乏对比,辄有争议。然而,是否需用这些药物却又是经常会遇到的现实问题。为此,作者广泛地复习了有关文献,系统地阐述如何对待各种情况。一、无菌的中耳手术:有人认为在无菌中耳术前,须用抗生素预防感染。但据报道,镫骨切除术后的感染极少,在1100例中无一例感染。又据1500余例正常外耳道的细菌培养,发现主要为表皮葡萄球菌,系非致病菌。因此术前不需用抗生素预防。另有报道,两组各48例鼓膜中央性干
Antibiotics as a preoperative preventive medication, due to lack of contrast, no dispute. However, the need to use these drugs is often a real problem. To this end, the author reviewed the literature extensively and systematically elaborated on how to treat the various situations. First, aseptic middle ear surgery: Some people think that in the sterile middle ear surgery, antibiotics must be used to prevent infection. However, it has been reported that the infection after tarsal resection is extremely rare, with none of the 1,100 cases of infection. According to more than 1,500 cases of normal external auditory canal bacterial culture, found mainly Staphylococcus epidermidis, Department of non-pathogenic bacteria. Therefore, preoperative antibiotics do not need to prevent. Another report, two groups of 48 cases of tympanic membrane central dry