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Valgus Instability S53.449A 841.1

synonyms:

Elbow Valgus Instability ICD-10

 

 

A- initial encounter

D- subsequent encounter

S- sequela

Elbow Valgus Instability ICD-9

  • 841.1 Sprains and strains of elbow; ulnar collateral ligament

Elbow Valgus Instability Etiology / Epidemiology / Natural History

  • Generally occurs after chronic valgus overload, but can occur after acute injury.
  • Results from incompetance or rupture of the MCL.

Elbow Valgus Instability Anatomy

  • Primary constraints=ulnohumeral articulation(coronoid), medial collateral ligament(MCL), lateral collateral ligament(LCL)  (King GJ, JSES 2;165:1993).
  • Secondary constraints=radial head, common flexor and extensor origins, capsule. (Morrey BF, CORR 1991;265:187).
  • Dynamic constaints=mucles which cross the elbow, mainly the triceps, anconeus and brachialis.
  • Anterior band of medial collateral ligament is the primary constraint to valgus instability.
  • See also Elbow anatomy.

Elbow Valgus Instability Clinical Evaluation

Elbow Valgus Instability Xray / Diagnositc Tests

Elbow Valgus Instability Classification / Treatment

Elbow Valgus Instability Associated Injuries / Differential Diagnosis

Elbow Valgus Instability Complications

Elbow Valgus Instability Follow-up Care

Elbow Valgus Instability Review References

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