STONE score (ureteral stone)

STONE score for uncomplicated ureteral stone: sex (male 2), timing of onset (< 6 h 3 / 6-24 h 1 / > 24 h 0), non-black race (3), nausea/vomiting (vomiting 2 / nausea 1), and microscopic hematuria (3).

Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.

Example

Sex
Male (+2)
Timing
<6 h (+3)
Non-black race
Yes
Nausea / vomiting
Vomiting (+2)
Microscopic hematuria
Yes

Result: Score 13: high probability (10-13).

The tool opens with these values already filled in. Replace them with your own.

What the result means

0-5
Low probability of an uncomplicated ureteral stone.
6-9
Moderate probability of a ureteral stone.
10-13
High probability of a ureteral stone.

What you enter

  • Sex (female 0 / male 2)
  • Timing (>24 h 0 / 6-24 h 1 / <6 h 3)
  • Non-black race (+3)
  • Nausea / vomiting (none 0 / nausea 1 / vomiting 2)
  • Microscopic hematuria (+3)
How this is calculated

Moore CL, et al. BMJ. 2014;348:g2191 (STONE score). Sex, Timing, Origin, Nausea, Erythrocytes -> low/moderate/high probability of an uncomplicated ureteral stone. Read the source ↗

A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.

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Built by Clay Good. Source on GitHub.