So for ascending infections that cause acute pyelonephritis, the most common organisms are E. coli, Proteus species, and Enterobacter species, all of which are commonly found in the bowel flora.

对于上行性尿路感染导致的急性肾盂肾炎，最常见的致病菌是大肠杆菌、变形杆菌属、肠杆菌属等，以上都是常见的肠道菌群。