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Published on: September 19, 2018
Elasticity of abdominal wall vessels in children: clinical implications in child abuse
Lucy Goddard1, Brendon Bowkett, Diane Kenwright
1Department of Paediatric Surgery, Wellington Children's Hospital, Wellington, New Zealand.
Insights
Children
Area of Science:
- Pediatric Surgery
- Vascular Biology
- Child Abuse Forensics
Background:
- Non-accidental abdominal trauma in children carries significant morbidity and mortality.
- Abdominal injuries in children often present without external bruising, posing diagnostic challenges.
- A hypothesis suggests high elasticity of pediatric abdominal vessels may prevent bruising.
Purpose of the Study:
- To investigate the elasticity of subcutaneous abdominal wall vessels in young children.
- To determine if vessel elasticity can explain the absence of bruising in pediatric abdominal trauma.
Main Methods:
- Vessel elasticity was measured in 20 children under 5 years old during routine surgery.
- Subcutaneous vessels were stretched to maximum length before rupture and compared to resting length.
- Histological examination assessed vessel wall composition, specifically elastin content.
Main Results:
- Pediatric abdominal vessels stretched to an average of 3.4 times their resting length without rupturing.
- Histology confirmed a high concentration of elastin in the vessel walls.
- Findings indicate significant elasticity in the abdominal vasculature of young children.
Conclusions:
- The high elasticity of young children's abdominal vessels may explain the lack of bruising after blunt abdominal trauma.
- These findings have implications for the clinical evaluation of suspected child abuse.
- Understanding vessel elasticity is crucial for pediatric surgeons and forensic practitioners.
Background:
Abdominal trauma secondary to non-accidental injury is associated with high rates of morbidity and mortality. It has been noted that children who have suffered abusive abdominal injuries often lack abdominal wall bruising. We hypothesize that children have highly elastic vessels that stretch instead of rupturing when the abdomen is punched. Our study investigates the degree of elasticity in abdominal wall vessels in young children.
Methods:
Twenty children aged less than 5 years undergoing routine hernia repair or orchidopexy were included in our study. Subcutaneous vessels were identified during the procedures. The vessels were measured at resting length and when stretched to maximum length prior to rupture. Samples of the vessels were then collected for histological examination.
Results:
On average, we were able to stretch the vessels to 3.4 times their resting length without rupture. Histology revealed that the vessel walls contained a high amount of elastin.
Conclusion:
We have demonstrated a high degree of elasticity in the abdominal wall vessels of young children. This may help to explain why children do not bruise when hit in the abdomen. Our findings have potential implications for both clinical practitioners and paediatric surgeons involved in child abuse cases.
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