Contrast-enhanced ultrasound of blunt abdominal trauma in children

Area of Science:

• Pediatric Radiology
• Emergency Medicine
• Diagnostic Imaging

Background:

• Trauma is a primary cause of childhood morbidity and mortality, necessitating prompt organ injury assessment.
• Contrast-enhanced computed tomography (CT) is standard but involves ionizing radiation, a significant concern in pediatric patients.
• Contrast-enhanced ultrasound (CEUS) presents a radiation-free alternative for evaluating blunt abdominal trauma in children.

Purpose of the Study:

• To review the current experience and utility of CEUS in diagnosing pediatric blunt abdominal trauma.
• To emphasize CEUS examination techniques and interpretation of injuries in pediatric abdominal organs.
• To discuss the limitations of CEUS and review existing literature on its use in children.

Main Methods:

• Review of current clinical experience with CEUS for pediatric blunt abdominal trauma.
• Detailed description of CEUS examination technique and interpretation protocols.
• Analysis of CEUS findings for injuries to the liver, spleen, kidneys, adrenal glands, pancreas, and testes.

Main Results:

• CEUS is effective in hemodynamically stable children with low- to moderate-energy blunt abdominal trauma to rule out solid organ injuries.
• CEUS can detect abnormalities not visible with conventional ultrasound, such as infarcts, pseudoaneurysms, and active bleeding.
• The technique is useful for evaluating uncertain CT findings and monitoring conservatively managed traumatic injuries.

Conclusions:

• CEUS is a valuable, radiation-free tool for evaluating pediatric blunt abdominal trauma, particularly in stable patients.
• CEUS aids in the detection and characterization of various organ injuries, complementing conventional imaging.
• Further experience and literature review support CEUS as an important modality in pediatric trauma imaging.