Restless Legs Syndrome in Children


Restless Legs Syndrome in Children, Pediatric Restless Leg Syndrome

  • Epidemiology
  1. Prevalence: 2% in children
  • Risk Factors
  • Symptoms
  1. See Restless Leg Syndrome
  2. Urge to move legs and leg discomfort (may be difficult for a child to express)
  • Complications
  1. Sleep deprivation and secondary negative impact on behavior, mood, attention and cognition
  • Diagnosis
  1. Polysomnogram (Sleep Study)
    1. May be needed in unclear cases (especially is too young to communicate a history)
  2. Diagnostic criteria: At least 2 of the following (if child unable to communicate symptoms)
    1. Sleep disturbance
    2. First degree relative with Restless Legs Syndrome
    3. Periodic Limb Movements 5 or more per hour during Polysomnogram
  • Management
  1. Avoid Caffeine
  2. Avoid Tobacco (nicotine)
  3. Avoid medications that provoke Restless Legs Syndrome
    1. See Restless Legs Syndrome
    2. Antihistamines
    3. Selective Serotonin Reuptake Inhibitors
    4. Tricyclic Antidepressants
  4. Treat Iron Deficiency Anemia
    1. Iron Replacement indicated for Serum Ferritin <50 mcg/L
    2. Recheck Serum Ferritin again in 3 months
    3. Kryger (2002) Sleep Med 3(2): 127-32 [PubMed]
  5. Medications
    1. No medications are approved in children for Restless Legs Syndrome
    2. Gabapentin (Neurontin) has been used in severe cases