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Gamekeeper'sThumb The ulnar collateral ligament is a band of tough, fibrous tissue that connects the bones at the base of the thumb. This ligament prevents the thumb from pointing too far away from the hand. How is the ulnar collateral ligament injured? Two common descriptive terms for injuries to the ulnar collateral ligament […] 
About ganglion cysts Ganglion cysts are fluid-filled sacs. They can occur at any joint in your body, but are most common around the wrist. Ganglion cysts may also appear on the feet. Ganglion cysts form when the natural lubricating fluid leaks out of a joint or tendon, making a little sac (or cyst).
Dupuytren’s Contracture Dupuytren’s contracture Dupuytren’s contracture is a painless thickening and contracture of tissue beneath the skin on the palm of the hand and fingers. Causes, incidence, and risk factors The cause is unknown. Family history of Dupuytren’s contracture makes you more likely to develop this condition. It does not seem to be […] 
Carpal Fractures The human wrist joint is a complex arrangement of small bones and ligaments that form a mobile yet stable link from the powerful forearm to the hand. The normally functioning carpus can position the hand precisely relative to the forearm and provides remarkably stable transmission of forces. Motion and stability of […] 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: • […] 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 […] Feel for the pisiform bone and place the palpating finger against its proximal aspect. Ask the subject to actively abduct the little finger. The tightening of the flexor carpi ulnaris can be felt.The tendon can now be followed distal to the pisiform until its insertion on the base of the fifth metacarpal bone. The pisiform […] 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 […] Dorsal impaction is a chronic pain syndrome caused by repetitive axial loading of the wrist in dorsiflexion. This injury is common in young gymnasts. Symptoms – Pain is felt on the back of the wrist. – The pain is increased with dorsiflexion and loading of the wrist. Treatment Treatment should include: – modification of training […] If the medial posterior aspect of the elbow is accidentally hit, pain can be felt radiating to the fourth and fifth fingers of the hand. The ulnar nerve runs along the medial edge of the elbow just behind the epicondyle to which the flexor muscles of the wrist are attached. In throwing or racket sports […] |
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