Botulinum Neurotoxin Injections in Children with Self-Injurious Behaviors

Mariam Hull1,2, Mered Parnes1,2, Joseph Jankovic2

  • 1Pediatric Movement Disorders Clinic, Section of Pediatric Neurology and Developmental Neuroscience, Texas Children's Hospital and Baylor College of Medicine, Houston, TX 77030, USA.

Toxins
|April 27, 2023
PubMed

Insights

Botulinum neurotoxin injections show promise in reducing self-injurious behaviors in children with neurodevelopmental conditions. This innovative treatment offers a potential new avenue for managing these challenging and distressing actions.

Area of Science:

  • Neuroscience
  • Pediatric Medicine
  • Behavioral Science

Background:

  • Self-injurious behaviors (SIB) are persistent actions causing physical harm, often seen in neurodevelopmental and neuropsychiatric conditions, frequently associated with intellectual disability.
  • SIB can result in severe, distressing, and potentially life-threatening injuries, posing significant challenges for patients and caregivers.
  • Current treatment approaches are multimodal, including restraints, behavioral therapy, pharmacotherapy, and surgical interventions, but often prove difficult.

Purpose of the Study:

  • To investigate the efficacy of botulinum neurotoxin injections as a novel therapeutic strategy for managing self-injurious behaviors in children.
  • To evaluate the potential of botulinum neurotoxin in preventing or reducing the severity of self-harm in a pediatric cohort.

Main Methods:

  • Retrospective case series describing 17 children who presented with self-injurious behaviors.
  • Botulinum neurotoxin injections were administered as an intervention for these behaviors.
  • Outcomes focused on the prevention or reduction of self-injury following treatment.

Main Results:

  • Botulinum neurotoxin injections were found to be helpful in preventing or lessening self-injurious behaviors in the studied pediatric population.
  • The intervention demonstrated a positive impact on reducing the frequency or intensity of self-harm.

Conclusions:

  • Botulinum neurotoxin injections represent a promising therapeutic option for children experiencing self-injurious behaviors.
  • This approach may offer a valuable addition to the existing treatment paradigms for SIB, particularly in cases refractory to other interventions.

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