II. Indication
- Carpal Tunnel Syndrome evaluation
III. Efficacy
- Test Sensitivity: 70 to 80%
- Test Specificity: 80%
IV. Technique
- One minute acute wrist flexion against resistance
- Inverse praying position
- Place each hand dorsum against each other
V. Interpretation: Positive test suggests Median Neuropathy
- Wrist flexion reproduces Carpal Tunnel symptoms
- Most specific if symptoms occur by 30 seconds
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Related Studies
| Concepts | Finding (T033) |
| SnomedCT | 21124006, 141647001, 164460008 |
| English | Phalen sign, Phalen's sign, Phalen's sign (finding) |
| Spanish | signo de Phalen (hallazgo), signo de Phalen |
