Term
| What is tardy unlar palsy? what is it associated with? |
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Definition
| Ulnar n. symptoms that occur years after original injury d/t injury to cubital tunnel area. It can but is always caused by "double crush" phenomena. |
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Term
| What forms the cubital tunnel? |
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Definition
| Ulnar collateral ligament (anterior, posterios, oblique portions) AND flexor carpi ulnaris |
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Term
| What is an intrinsic overuse injury to the elbow? |
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Definition
| force from muscular contraction; leads to tendinitis or muscular injury |
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Term
| Wat is an extrinsic overuse injury to the elbow? |
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Definition
| tensile overload caused by excessive joint torque forces stressing soft tissue |
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Term
| What two conditions must you use differential diagnoses to separate from medial epicondylitis? |
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Definition
-overuse of common flexor origin
-UCL instability |
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Term
| What is Panner's disease? What is it associated with? |
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Definition
| necrosis of te capitulum; associated with Little League Elbow |
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Term
| Name four sites of potential median nerve compression. |
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Definition
1. distal 1/3 of humerus at ligament of Struthers
2. at the lacertus fibrosis (biceps aponeurosis)
3. between head of pronator teres
4. at tendinous arch of FDS |
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Term
| What is anterior interosseus nerve syndrome? What muscles are impaired? |
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Definition
Nerve entrapped between two heads of pronator teres. Causes pinch deformity and can be caused with Monteggia fracture. Impairment of:
1. FPL
2. lateral half of FDP
3. pronator quadratus |
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Term
| What is a Monteggia fracture? What is is associated with? |
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Definition
fracture of the proximal 1/3 of ulna with dislocation of radial head;
associated with anterior interosseous n. syndrome |
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Term
| T/F: If sweeling exists in the elbow, all three joints of the complex are involved. |
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Definition
| TRUE; b/c they have a common capsule |
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Term
| In what position is the elbow held in with swelling to allow maximum volume in the joint? |
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Definition
| resting position, 70 degrees of flexion |
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Term
| What happens to the triangle sign when there is fracture, dislocation, or fracture? |
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Definition
| The distance between the apex and base decreases and the isosceles triangle no longer exists |
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