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Diagnostic Imaging in pediatric thoracic trauma.

Claudia Lucia Piccolo1, Stefania Ianniello2, Margherita Trinci2

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Chest trauma is common, with blunt injuries frequent in young patients. Advanced imaging like MDCT is crucial, but low-dose techniques and alternatives like ultrasound are vital for pediatric care.

Keywords:
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Area of Science:

  • Radiology
  • Trauma Imaging
  • Pediatric Imaging

Background:

  • Thoracic trauma causes 14% of blunt force deaths, with chest injuries common in all age groups.
  • Blunt trauma predominates in younger patients (motor vehicle accidents), while penetrating trauma is more prevalent in adolescents and adults.
  • Pulmonary contusions and rib fractures are the most frequent thoracic injuries.

Purpose of the Study:

  • To review imaging modalities for thoracic trauma.
  • To highlight the role of MDCT as the gold standard for evaluating chest injuries.
  • To discuss the importance of the ALARA concept and alternative imaging in pediatric patients.

Main Methods:

  • Review of imaging techniques for thoracic trauma.
  • Emphasis on Chest X-ray for initial assessment of life-threatening conditions.
  • Detailed discussion of Multi-Slice Computed Tomography (MDCT) for comprehensive injury evaluation.

Main Results:

  • Chest X-ray identifies critical conditions requiring immediate CT.
  • MDCT offers high spatial resolution and 3D reconstruction for diagnosing rib fractures, pneumothorax, hemothorax, lung injuries, diaphragmatic rupture, and aortic injuries.
  • Ultrasound (US) and Magnetic Resonance Imaging (MRI) are emerging as valuable low-radiation alternatives, particularly for pediatric patients.

Conclusions:

  • MDCT is the gold standard for diagnosing diverse chest injuries.
  • The ALARA principle guides the use of low-dose techniques and alternative imaging in pediatric thoracic trauma.
  • Ultrasound is effective for effusions and shows promise for pneumothoraces, fractures, and contusions in children.