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Posttraumatic fat necrosis presented as cellulitis of the leg

Einat Haikin Herzberger1, Shraga Aviner, Evgenia Cherniavsky

  • 1Department of Pediatrics, The Barzilai Medical Center, 2 Hahistadrut Street, Ashkelon 78278, Israel.

Case Reports in Pediatrics
|October 11, 2012
PubMed

Insights

Post-traumatic fat necrosis can mimic cellulitis in children, presenting diagnostic challenges. Early recognition of atypical features is crucial to avoid unnecessary antibiotic treatment and parental anxiety.

Area of Science:

  • Dermatology
  • Pediatrics
  • Pathology

Background:

  • Cellulitis is a common skin infection in children, typically treated with antibiotics.
  • Atypical presentations or slow healing may indicate alternative diagnoses.
  • Misdiagnosis can lead to prolonged, unnecessary treatments and increased parental stress.

Purpose of the Study:

  • To highlight the diagnostic challenges in differentiating post-traumatic fat necrosis from cellulitis in pediatric cases.
  • To emphasize the importance of considering alternative diagnoses when faced with unusual clinical presentations.
  • To illustrate potential pitfalls in the diagnostic process.

Main Methods:

  • Case report presentation.
  • Clinical and pathological review of a pediatric patient.
  • Differential diagnosis discussion.

Main Results:

  • The case presented mimics cellulitis but was diagnosed as post-traumatic fat necrosis.
  • Diagnostic delays occurred due to initial assumptions of cellulitis.
  • Histopathological examination was key to definitive diagnosis.

Conclusions:

  • Post-traumatic fat necrosis should be considered in the differential diagnosis of pediatric skin lesions, especially after trauma.
  • Careful clinical evaluation and consideration of non-infectious causes are essential for accurate diagnosis.
  • Avoiding premature antibiotic therapy for non-infectious conditions improves patient outcomes and reduces healthcare costs.

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