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Restless Sleep Disorder in Children: An Educational Review on Diagnosis, Pathophysiology, and Management

Gulcin Benbir Senel1, Lourdes M DelRosso2

  • 1Sleep and Disorders Unit, Department of Neurology, Cerrahpasa Faculty of Medicine, Istanbul University-Cerrahpasa, Istanbul, Turkey.

Movement Disorders Clinical Practice
|May 31, 2025
PubMed

Insights

Restless sleep disorder (RSD) affects 7.7% of children, causing movement during sleep. Iron supplementation is key for treatment, though more research is needed for better management.

Area of Science:

  • Pediatric Neurology
  • Sleep Medicine
  • Movement Disorders

Background:

  • Restless sleep disorder (RSD) is a pediatric movement disorder causing frequent large muscle movements during sleep.
  • It disrupts sleep architecture and leads to daytime impairments.
  • RSD is distinct from restless legs syndrome (RLS) and periodic limb movement disorder (PLMD).

Purpose of the Study:

  • To inform clinicians about RSD prevalence, pathophysiology, diagnosis, and treatment.
  • To highlight the clinical significance of RSD in pediatric populations.
  • To provide a comprehensive overview for healthcare professionals.

Main Methods:

  • Literature synthesis of studies on RSD clinical presentation.
  • Analysis of polysomnographic features and therapeutic interventions.
  • Review focused on diagnostic challenges and management strategies.

Main Results:

  • RSD impacts approximately 7.7% of children in sleep clinics.
  • Characterized by large muscle movements, altered cyclic alternating pattern (CAP) rates, and sympathetic activation.
  • Iron deficiency is central; video-polysomnography (vPSG) is crucial for diagnosis.

Conclusions:

  • RSD is a distinct disorder needing greater clinical recognition.
  • Iron supplementation is a primary treatment; pharmacological options are limited.
  • Future research should explore biomarkers, advanced therapies, and long-term outcomes.
Abstract

Keywords:
large muscle movements of sleeprestless sleepsleep movement disorders

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