• Kidney Infections: Symptoms and Treatments
  
  WebMD explains what a kidney infection (pyelonephritis) is, what causes it, and the symptoms and...Most urinary tract infections (UTIs) involve only the bladder and urethra (the lower urinary system).
  WebMD Medical Reference
• E. Coli Infection: Blood and Kidney Problems - Topic Overview
  
  Severe problems affecting the blood and kidneys may develop in a small number of people (about 8%) infected with E. coli O157:H7...Severe problems affecting the blood and kidneys may develop in a...
  WebMD Medical Reference from Healthwise
• pyelonephritis
  
  ...of the renal parenchyma, calyces, and pelvis, particularly due to local bacterial infection.
  WebMD Medical Reference from "Stedman's Medical Dictionary"
• acute pyelonephritis
  
  acute inflammation of the renal parenchyma and pelvis characterized by small cortical abscesses and...
  WebMD Medical Reference from "Stedman's Medical Dictionary"
• Urinary Tract Infections in Teens and Adults - Medications
  
  Oral antibiotics can treat most bladder infections and uncomplicated kidney infections successfully...Oral antibiotics can treat most bladder infections and uncomplicated kidney infections successfully.
  WebMD Medical Reference from Healthwise
• Bed-Wetting - When To Call a Doctor
  
  Signs of a bladder or kidney infection...Call your doctor if: Your child has signs of a bladder or kidney infection or other symptoms, such as back pain, abdominal (belly) pain, or fever...
  WebMD Medical Reference from Healthwise
• Urinary Problems and Injuries,Age 12 and Older - Topic Overview
  
  ...frequent urination, blood in urine, and leaking urine. Find out more concerning bladder and kidney infections that can cause UTI...is the most common symptom of a urinary tract infection. Frequent...
  WebMD Medical Reference from Healthwise
• Kidney Disease
  
  Kidney (renal) disease can cause fluid and waste buildup, which can be potentially deadly. Kidney disease can be caused by...
  WebMD Health & Wellness Directory
• Urinary Tract Infection in Women
  
  Urinary tract infections (UTIs) are infections of the bladder, kidneys, prostate, or other urinary organs. In women, simple UTIs...
  WebMD Health & Wellness Directory
• Slideshow: A Visual Guide to Urinary Tract Infections
  
  From intense pain to a "silent" infection, UTI symptoms can vary greatly. Pictures show the tests, causes, and treatments for...
  WebMD Health Tools