Pyelonephritis
Tubulo-interstitial nephritis
A disorder characterized by an infectious process involving the kidney.
An acute or chronic inflammatory process affecting the kidney. It is caused by bacteria and in most cases it is the result of a urinary tract infection. Signs and symptoms include fever, chills, flank pain, painful and frequent urination, cloudy or bloody urine, and confusion.
Inflammation of the kidney and its pelvis due to infection.
Inflammation of the kidney involving the renal parenchyma the nephrons); kidney pelvis; and kidney calices. It is characterized by abdominal pain; fever; nausea; vomiting; and occasionally diarrhea.