title: Pyelonephritis in pregnancy.
mesh_terms: D000293:Adolescent; D000328:Adult; D004927:Escherichia coli Infections / Q000150:complications*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious; D011704:Pyelonephritis / Q000209:etiology*