STONE Score for Uncomplicated Ureteral Stones
Predicts the likelihood of an uncomplicated ureteral stone on CT-KUB in patients presenting with flank pain. Score 0–13.
Score interpretation
Low probability of ureteral stone (~10%). Consider alternative diagnoses.
→ Clinical correlation required. CT-KUB indicated if clinical suspicion remains high.
Moderate probability of ureteral stone (~60%). CT-KUB recommended.
→ Proceed to CT-KUB; analgesic management; urology follow-up.
High probability of ureteral stone (~90%). CT-KUB confirms.
→ Adequate analgesia (NSAIDs preferred); alpha-blocker for medical expulsion; urology review if stone >10 mm or obstructing solitary kidney.
Interpretation bands for the STONE Score. Apply clinical judgement and local guidance.
References
- Moore CL et al. Derivation and validation of a clinical prediction rule for uncomplicated ureteral stone — the STONE score: retrospective and prospective observational cohort studies. BMJ. 2014;348:g2191.
Related
Curated clinical cross-links plus same-class fallbacks.
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- Methoxyflurane · Inhaled Analgesic — Acute Pain
- Fentanyl Transdermal Patch (Elderly Chronic Pain) · Opioid Analgesic — Transdermal Patch
- Morphine Slow-Release (Elderly Chronic Pain) · Opioid Analgesic — Modified-Release Oral
- Fosfomycin · Phosphonic Acid Antibiotic — Uncomplicated UTI / ESBL / MDR Gram-Negatives
- Hyperkalaemia Management · UK Kidney Association Guidelines 2020; NICE CKD Guidelines
- Rhabdomyolysis · Renal Association 2018; UpToDate 2024
- Hypocalcaemia (Adult) · Society for Endocrinology
- SIADH (Endocrine Perspective) · European Hyponatraemia Guidelines 2014
- Hepatorenal Syndrome · EASL 2018; ICA 2015
- Acute Kidney Injury (AKI) · KDIGO 2012 / NICE AKI 2019
Decision support only — verify against a current formulary, NICE, or your local guideline before clinical use.