Venipuncture activates the cerebral cortex in children with intellectual disability
Stefano Bembich1, Giuliana Morabito2, Valentina Simeon2
1IRCCS Materno Infantile Burlo Garofolo, Trieste, Italy.
Archives of Disease in Childhood
|August 10, 2020
Summary
Children with intellectual disability show distinct brain activity and report more pain during venipuncture compared to healthy peers, even with anesthesia. Further research is needed on factors like anxiety and restraint.
Area of Science:
- Neuroscience
- Pediatrics
- Pain Management
Background:
- Understanding pain perception in children with intellectual disability is crucial for effective management.
- Venipuncture is a common, painful procedure that can cause distress.
Purpose of the Study:
- To investigate cortical activation patterns during venipuncture in children with intellectual disability.
- To compare pain and distress levels between children with and without intellectual disability during a painful procedure.
Main Methods:
- A cohort study involving 16 children with intellectual disability and 20 cognitively healthy children (ages 4-17).
- Cerebral near-infrared spectroscopy (NIRS) measured oxyhaemoglobin and deoxyhaemoglobin (Hbb) variations.
- Validated pain scales assessed pain and distress.
Main Results:
- Children with intellectual disability showed bilateral somatosensory and right motor cortex activation (p<0.006).
- Cognitively healthy peers did not exhibit cortical activation.
- Children with intellectual disability reported significantly more pain (p=0.001).
Conclusions:
- Intellectual disability is associated with unique cortical responses to painful stimuli, even with topical anesthesia.
- Children with intellectual disability experience greater pain during venipuncture.
- Further research should explore the impact of anxiety, fear, and physical restraint on pain perception.
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