II. Causes

  1. Spinal Muscular Atrophy
  2. Mitochondrial Disease
  3. Huntington Disease
  4. Fragile X Syndrome
  5. Brain Tumor
  6. Hydrocephalus
  7. Vitamin B12 Deficiency and other Vitamin Deficiencies
  8. Heavy metal Poisoning
  9. Medication-induced Tremor (e.g. Stimulant Medications in ADHD)
  10. Pyruvate carboxylase deficiency
  11. Homocystinuria
  12. Wilson Disease
  13. Traumatic Brain Injury (Tremor may persists for up to 18 months)

III. Evaluation

  1. Refer to pediatric neurology without delay

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