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１院内感染的原因１．１易感人群集中住院病人由于原发病的关系，免疫功能失调，抵抗力下降，增加了易感性。因此，所有住院病人都是院内感染的主要对象。１．２毒力强耐药菌株的形成引起院内感染的病原微生物主要来源于病人，此类微生物经过反复传播，多次繁殖，毒力很强...
1 nosocomial infection 1.1 susceptible population intensive hospitalized patients due to the primary disease, immune dysfunction, decreased immunity, increased susceptibility. Therefore, all inpatients are the main target of nosocomial infections. 1.2 The formation of strong virulent strains of pathogens causing pathogenic microorganisms in the hospital mainly from patients, such microorganisms after repeated transmission, multiply, virulent ...