红豆豆 发表于 2011-10-11 16:37
没有勇气去投这一票,因为没有概念。期待老师的指导。
据报道,目前报道的MRSA定植的最长的半衰期达到了40个月。这也说明了,
1.宿主对于MRSA清除能力是有限的,耗时很长
2.如果没有进行有效的清除,那么患者或者携带者本身发生healthcare associated MRSA感染的可能性就会很高。
3.正因为MRSA非常难以清除,所以点涂抹比如鼻前孔的莫匹罗星涂抹不能完全清除MRSA。这也从侧面上反映了,目前国际上推荐洗必泰洗浴chlorhexidine bathing 的必要性和重要性。
希望我的解释能够给您以启发!
相关参考文献:
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Staphylococcus aureus. Clin Infect Dis 1994; 19: 1123–8.
【2】 Marschall J, Muhlemann K. Duration of methicillin-resistant Staphylococcus aureus carriage, according to risk factors for acquisition. Infect Control Hosp Epidemiol 2006; 27: 1206–12.
【3】 Scanvic A, Denic L, Gaillon S et al. Duration of colonization by methicillin-resistant Staphylococcus aureus after hospital discharge and risk factors for prolonged carriage. Clin Infect Dis 2001; 32: 1393–8.
【4】 Robicsek A, Beaumont JL, Peterson LR. Duration of colonization with methicillin-resistant Staphylococcus aureus. Clin Infect Dis 2009; 48:910–3.
【5】 Lucet JC, Paoletti X, Demontpion C et al. Carriage of methicillin-resistant Staphylococcus aureus in home care settings: prevalence, duration, and transmission to household members. Arch Intern Med 2009; 169: 1372–8.
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