Composition of urinary tract stones
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
Related pages
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.