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Resisted flexion of each finger separately

Positioning and procedure.

The subject presents his hand palm downwards. The examiner stabilizes the wrist with one hand. With the other hand he applies resistance to the distal phalanx of each finger respectively.

Common mistakes.

None.

Anatomical structures tested:

Muscle function:

• Flexor digitorum superficialis • Flexor digitorum profundus.

Common pathological situations:

• […]

Muscles controlling the fingers-Resisted extension of each finger separately

Positioning and procedure.

The subject presents his hand palm downwards. The examiner stabilizes the wrist with one hand. With the other, he applies resistance to the distal phalanx of each finger respectively.

Common mistakes.

None.

Anatomical structures tested:

Muscle function:

• Extension of the index finger:

– Extensor indicis proprius – Tendon to the index […]

Palpation of soft tissue

Place one finger just radially to the dorsal tubercle of the radius. Ask the subject to make a first and to squeeze and unsqueeze it. During this action tendinous tightening can be felt. These are the tendons of the extensor carpi radialis longus and extensor carpi radialis brevis. When the subject continues these muscular contractions […]

Baseball Mallet Finger

SYMPTOMS

There is localised pain and swelling around the distal inter-phalangeal (DIP) joint, which is difficult or impossible to extend fully. In chronic cases, pain and swelling may be absent but the inability to extend the distal phalanx remains.

AETIOLOGY

This injury is a rupture of the most distal insertion of the extensor digitorum […]