Urinary Tract Infection

Preview this topic section

Each condition includes a free overview and clinical definition. Plans unlock the full Step 1 details.

Free Biochemistry Free Microbiology Plans

Urinary Tract Infection conditions

Acute CystitisAcute cystitis is a bladder infection causing dysuria and frequency, commonly caused by E. coli, with positive nitrites on urinalysis indicating bacterial presence.Acute PyelonephritisAcute Pyelonephritis is a bacterial infection of the kidney causing fever, flank pain, and urinary symptoms, often diagnosed by positive urine culture and pyuria.Chronic PyelonephritisChronic pyelonephritis is a progressive kidney infection causing scarring and impaired function, often linked to recurrent urinary tract infections and vesicoureteral reflux.

Doctogenic

Educational medical study reference for students.

Medical disclaimer

The content on this site is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. If you think you may be experiencing a medical emergency, call 911 or your local emergency number immediately. Always consult a licensed healthcare professional with questions about a medical condition.

Artificial intelligence use Portions of this site’s content were generated or assisted by AI.

Portions of this site’s content were generated or assisted by AI and reviewed by Erik Romano, MD; however, errors or omissions may occur.

Analytics disclosure Optional analytics tools are used only if you allow analytics cookies.

If you allow analytics cookies, Doctogenic uses Google Analytics, Microsoft Application Insights, and Microsoft Clarity to understand site usage, diagnose issues, review heatmaps and session replay recordings, and improve the service on pages where those tools are enabled. Clarity is not enabled on account, purchase, billing, checkout, Stripe-related, or admin pages. You can change this choice through Cookie preferences.

Trademark notice USMLE® and Anki® are third-party trademarks.

USMLE® is a registered trademark of the Federation of State Medical Boards (FSMB) and the National Board of Medical Examiners (NBME). Anki® is a registered trademark of Ankitects Pty Ltd. Doctogenic and Roscoe & Romano are independent and are not affiliated with, associated with, sponsored by, or endorsed by the USMLE, FSMB, NBME, Anki, Ankitects Pty Ltd, or AnkiWeb. Neither FSMB, NBME, nor Ankitects Pty Ltd has reviewed or approved this content. "USMLE Step 1", "USMLE Step 2 CK", and "Anki" are used only to identify the relevant examinations and study tools.

© 2026 Roscoe & Romano. All rights reserved.