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Resisted ulnar deviation


Resist the subject’s attempt to push the hand over to the ulnar side.

Common mistakes.

The elbow is not extended.

Anatomical structures tested:

Muscle function:

• Importallt lIi1lnr deviators:
– Extensor carpi ulnaris
– Flexor carpi ulnaris
• Less importallt ulnar deviators:
– Extensor digitorum communis
– Extensor digiti minimi.

Common pathological situations:

• Pain is the result of tendinitis either of the extensor carpi ulnaris or of the flexor carpi ulnaris.
• Weakness indicates usually a CB nerve root lesion.

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