Pyelonephritis causes
Pyelonephritis Microchapters |
Diagnosis |
Treatment |
Case Studies |
Pyelonephritis causes On the Web |
American Roentgen Ray Society Images of Pyelonephritis causes |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Common causes of pyelonephritis include E. coli, Enterococcus faecalis, Klebsiella spp., and Pseudomonas aeruginosa.
Causes
Common Causes
- Most cases of "community-acquired" pyelonephritis are due to bowel organisms that enter the urinary tract. Common organisms are:
- E. coli (70-80%)
- Enterococcus faecalis
- Hospital-acquired infections may be due to coliforms and enterococci, as well as other organisms uncommon in the community.
Causes by Organ System
Cardiovascular | No underlying causes |
Chemical/Poisoning | No underlying causes |
Dental | No underlying causes |
Dermatologic | No underlying causes |
Drug Side Effect | Cyclophosphomide, Indinavir, Sirolimus, Spermicide use |
Ear Nose Throat | No underlying causes |
Endocrine | Diabetes mellitus |
Environmental | No underlying causes |
Gastroenterologic | No underlying causes |
Genetic | Horseshoe kidney, Polycystic kidney disease, adult (autosomal dominant), Scalp - Ear - Nipple syndrome, Urinary tract malformation, Urofacial syndrome |
Hematologic | No underlying causes |
Iatrogenic | Ureterosigmoidostomy, Urethral catheterization, Vesicovaginal fistula |
Infectious Disease | E. coli , Enterococcus faecalis, Klebsiella pneumoniae, Proteus mirabilis , Pseudomonas aeruginosa, Renal tuberculosis, Staphylococcus saprophyticus, Tiagabine |
Musculoskeletal/Orthopedic | No underlying causes |
Neurologic | No underlying causes |
Nutritional/Metabolic | No underlying causes |
Obstetric/Gynecologic | Pregnancy |
Oncologic | Abdominal or pelvic masses |
Ophthalmologic | No underlying causes |
Overdose/Toxicity | No underlying causes |
Psychiatric | No underlying causes |
Pulmonary | No underlying causes |
Renal/Electrolyte | Fanconi disease, Horseshoe kidney, Medullary sponge kidney, Polycystic kidney disease, adult (autosomal dominant) |
Rheumatology/Immunology/Allergy | No underlying causes |
Sexual | No underlying causes |
Trauma | Neurogenic bladder, Urethral stricture |
Urologic | Benign prostate hyperplasia, Cystitis, Nephrolithiasis, Neurogenic bladder, Prostatitis, Urethral stricture, Urinary tract malformation,Urinary tract obstruction, Vesico-uretero-renal reflux, congenital, Vesicovaginal fistula |
Miscellaneous | Abdominal or pelvic masses |