Indications
1. Neuropathy (Carpal Tunnel Syndrome)
Efficacy: Carpal Tunnel Syndrome (Median Nerve)
1. Test Sensitivity: 33%
2. Test Specificity: 100%
Technique
1. Test patient's ability to distinguish 2 points
2. Test on the pulp of the digits at decreasing distance
Interpretation
1. Normal 2 point discrimination: 4-5 mm
2. Increased 2 point discrimination suggests Neuropathy

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This page was written by Scott Moses, MD. This page was last revised before 5/10/08, prior to consistent tracking of revision date. This page was last published on 8/14/2009. Please send comments and questions to the editor. Contact information may be found on the page About the Family Practice Notebook. These pages are best viewed with Microsoft Internet Explorer 6.0.