This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages without signing in

Composition of urinary tract stones

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

The various types of renal stone are listed below:

  • calcium oxalate stones:
    • 80% of all stones
    • radio-opaque
    • solitary, hard and white
    • require alkaline urine

  • triple phosphate stones:
    • 10% of all stones
    • radio-opaque
    • may fill the calyceal system (Staghorn calculi)
    • require very alkaline urine, often with urea-splitting bacteria

  • uric acid stones:
    • 5-10% of all stones
    • radio-lucent
    • multiple
    • associated with gout and other causes of urate nephropathy e.g. chemotherapy for leukaemia

  • cystine stones:
    • rare
    • radio-opaque
    • usually seen in patients with cystinuria

Create an account to add page annotations

Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.

The content herein is provided for informational purposes and does not replace the need to apply professional clinical judgement when diagnosing or treating any medical condition. A licensed medical practitioner should be consulted for diagnosis and treatment of any and all medical conditions.

Connect

Copyright 2024 Oxbridge Solutions Limited, a subsidiary of OmniaMed Communications Limited. All rights reserved. Any distribution or duplication of the information contained herein is strictly prohibited. Oxbridge Solutions receives funding from advertising but maintains editorial independence.