作者对153例革兰阴性杆菌所致中重度感染病人,其中败血症60例,下呼吸道感染32例,腹内感染40例和泌尿系感染21例,给予较通常剂量为低的噻肟单酰胺菌素(aztreonam)治疗,每12小时1g。所有病例经资料证明为革兰阴性杆菌所致感染,其中传染性获得性感染115例,院内感染38例。其感染严重程度判断 The authors of 153 cases of gram-negative bacilli caused by moderate-to-severe infections in patients, including 60 cases of sepsis, lower respiratory tract infection in 32 cases, 40 cases of intra-abdominal infection and urinary tract infection in 21 cases, given lower than usual doses of thiazolyl amoxicillin Aztreonam treatment, 1g every 12 hours. All cases were proved to be caused by Gram-negative bacilli, of which 115 were acquired infectious infections and 38 were nosocomial infections. The severity of infection judgment