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Morel-Lavallée Injuries: A Multimodality Approach to Imaging Characteristics.

James A Spain1, Matthew Rheinboldt1, David Parrish1

  • 1Department of Radiology, Henry Ford Hospital, 2799 W Grand Blvd., Detroit, MI 48202.

Academic Radiology
|January 15, 2017
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Summary
This summary is machine-generated.

Morel-Lavallée lesions are rare degloving injuries from shearing forces. Early diagnosis and treatment are crucial to prevent complications like infection and tissue necrosis.

Keywords:
Morel-Lavalleedeglovingshear injury

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Area of Science:

  • Orthopedic Surgery
  • Radiology
  • Dermatopathology

Background:

  • Morel-Lavallée lesions are uncommon closed degloving injuries.
  • Shearing forces separate dermal and hypodermal layers from fascia.
  • These lesions present as complex fluid collections with fat necrosis.

Purpose of the Study:

  • To review the pathophysiology of Morel-Lavallée lesions.
  • To describe cross-sectional imaging features.
  • To discuss differential diagnoses and management options.

Main Methods:

  • Literature review of Morel-Lavallée lesions.
  • Analysis of imaging characteristics.
  • Discussion of treatment strategies.

Main Results:

  • Imaging findings are variable and can mimic other soft tissue pathologies.
  • Untreated lesions risk superinfection, tissue necrosis, and expansion.
  • Timely intervention is key for favorable outcomes.

Conclusions:

  • Morel-Lavallée lesions require accurate diagnosis for effective management.
  • Understanding imaging features aids in differentiating from neoplasms and bursitis.
  • Prompt treatment can mitigate severe complications.