Test Thumb Adduction

Instruct the patient to touch the base of the little finger with the tip of the thumb against resistance while the thumbnail remains parallel to the palm. This is a test of adduction of the thumb by the median nerve from roots C8 to T1. This test is demonstrated in Figure 21-29.

Figure 21-29 Technique for testing thumb Figure 21-30 Technique for testing hip adduction.

adduction.

Figure 21-29 Technique for testing thumb Figure 21-30 Technique for testing hip adduction.

adduction.

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