Emergency Medicine · Urology · Paediatrics
TWIST Score for Testicular Torsion calculator
Enter the published formula inputs below to calculate and interpret this score.
Clinical inputs
Result
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0
TWIST low risk
Band: TWIST low risk
Interpretation. TWIST low risk
Suggested management. Lower TWIST band.
TWIST Score for Testicular Torsion: 0 — TWIST low risk. Interpretation: TWIST low risk What to do: Lower TWIST band. Inputs: Testicular swelling (+2): false; Hard testis (+2): false; Absent cremasteric reflex (+1): false; Nausea or vomiting (+1): false; High-riding testis (+1): false Source: Validation of the TWIST score for testicular torsion in adults (PMID 32844355). Scope: testis swelling +2, hard testis +2, absent cremasteric +1, nausea/vomiting +1, high-riding testis +1; high risk >=5. (2020)
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Clinical inputs
- Testicular swelling (+2)
- Hard testis (+2)
- Absent cremasteric reflex (+1)
- Nausea or vomiting (+1)
- High-riding testis (+1)
Primary source
Validation of the TWIST score for testicular torsion in adults (PMID 32844355). Scope: testis swelling +2, hard testis +2, absent cremasteric +1, nausea/vomiting +1, high-riding testis +1; high risk >=5. (2020)
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