With pyelonephritis, there may be flank pain, fever, and nausea or vomiting.

肾盂肾炎还伴有腹痛、发热以及恶心呕吐。

They start when arteries rupture from a group called Woodruff's plexus, and since they're closer to the back of your throat, the blood can sometimes drain down there and cause nausea or vomiting.

当动脉从一个叫做伍德拉夫丛的组织破裂时， 它们就开始了，因为它们更靠近你的喉咙后部， 血液有时会流到那里并引起恶心或呕吐。