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Patellar Dislocations and Reduction Procedure.

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  • 1School of Nursing & Health Sciences, Robert Morris University, Moon Township, Pittsburgh, Pennsylvania; and Emergency Department and Convenient Care settings, Heritage Valley Health System, Sewickley, Pennsylvania.

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|May 4, 2016
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Summary
This summary is machine-generated.

Acute patellar dislocations, common in young athletes, occur with knee hyperextension and valgus stress. Treatment involves reduction, immobilization, and physical therapy for knee stabilization.

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Area of Science:

  • Orthopedics
  • Sports Medicine
  • Biomechanics

Background:

  • Acute patellar dislocations are frequent injuries in adolescents, particularly those engaged in sports and dance.
  • The injury mechanism typically involves full knee extension combined with valgus stress.
  • The medial patellofemoral ligament plays a crucial role in preventing lateral patellar displacement.

Purpose of the Study:

  • To outline the common presentation and management of acute patellar dislocations in adolescents.
  • To emphasize the role of the medial patellofemoral ligament in patellar stability.
  • To describe the standard conservative treatment pathway following reduction.

Main Methods:

  • Review of typical injury scenarios and anatomical stabilizers.
  • Description of diagnostic procedures including prereduction and postreduction radiography.
  • Outline of conservative management strategies.

Main Results:

  • Patellar dislocations are typically lateral and manageable with prompt reduction.
  • Radiographic evaluation is essential to confirm patellar position and rule out fractures post-reduction.
  • Conservative treatment is the standard approach post-reduction.

Conclusions:

  • Acute patellar dislocations in adolescents are common and usually reducible.
  • Proper diagnosis and conservative management, including immobilization and physical therapy, are key to recovery.
  • Understanding the biomechanics and ligamentous support is vital for effective treatment.