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Resisted extension of the wrist

Positioning.

The subject stands with the arm hanging, the elbow extended and the wrist in neutral position (between pronation and supination,and between flexion and extension). The examiner stands level with the subject’s elbow. The contralateral arm lifts and carries the elbow and keeps it extended. The hand stabilizes the forearm. The other hand is placed […]

Tennis Elbow (Lateral Epicondylitis, Lateral Elbow Tendinosis)

Tennis is played by people of all ages, as it is a sport which in general does not produce severe medical problems. Problems do occur, however, in the elbow region. It should be remembered that only 5% of people suffering from tennis elbow relate the injury to tennis. This injury occurs in other racket sports […]

Radial Head Fracture

Basics Description Radial head fractures: Occur in the proximal 2-3 cm of the radius Are intra-articular fractures (The radial head articulates with capitellum.) Classification : Type 1: Nondisplaced fractures Type 2: Partial head fractures Type 3: Complete head fractures Radial head fractures often are associated with other injuries to the elbow or the forearm. […]

Posterior Interosseous Nerve Entrapment

Basics Description PINS occurs when muscles innervated by the posterior interosseous nerve are affected secondary to entrapment of the posterior interosseous nerve by 1 of several structures. The related, but separate, radial tunnel syndrome is characterized by pain and weakness on the lateral side of the elbow after activities with forceful elbow extension or […]

Olecranon Fracture

Basics Description The olecranon: Is the proximal bony projection of the ulna at the elbow Articulates with the trochlea of the distal humerus to form the ulnohumeral portion of the elbow joint: This articulation is responsible for flexion and extension of the elbow joint. Is the insertion site of the triceps tendon Contraction of […]

Little League Elbow

Basics Description Little League elbow refers to a group of injuries about the elbow that arise in children and adolescents (ages 7-15 years) from repetitive throwing or use of a racquet or bat. Younger patients (7-11 years old) in that group often have an injury of the physis, whereas older adolescents (15-19 years old) […]

Intercondylar Elbow Fracture

Basics Description Intra-articular fracture of the distal humerus, which may occur with a supracondylar fracture Biomechanically and anatomically, the distal humerus forms a triangle composed of a medial column and a lateral column that support the articular surface of the trochlea. The trochlea articulates with the ulna. The capitellum is the part of the […]