Causes of uncomplicated and complicated<unk>  are mostly similar. Common causes of complicated<unk>  include infections such as E. coli, Enterococcus faecalis, Proteus, Klebsiella, and Pseudomonas aeruginosa.
Pyelonephritis causes
Pyonephrosis causes
Urethritis causes
Glomerulonephritis causes
Proctitis causes
Hemolytic-uremic syndrome causes
Oliguria causes
Peritonitis causes