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What is Leigh Syndrome?

Published in Medical Disorder 2 mins read

Leigh syndrome is a severe neurological disorder that primarily affects infants and young children.

Key Characteristics of Leigh Syndrome

Characteristic Description
Age of Onset Typically becomes apparent within the first year of life.
Neurological Impact Characterized by progressive loss of mental and movement abilities (psychomotor regression).
Prognosis Leads to death within two to three years, often due to respiratory failure.

In-Depth Look at Leigh Syndrome

Leigh syndrome is a devastating disease impacting the central nervous system. The condition is marked by progressive regression in psychomotor skills, meaning affected individuals gradually lose their abilities to think, move, and interact with their environment.

  • Early Onset: The fact that Leigh syndrome usually manifests within the first year of a child's life highlights the severity and rapid progression of the disease.
  • Neurological Decline: The "psychomotor regression" indicates that children who previously had achieved developmental milestones begin to lose those abilities.
  • Fatal Outcome: Tragically, the disease is often fatal within a few years, most often because of respiratory failure.

Understanding the Impact of Leigh Syndrome

Leigh syndrome is a mitochondrial disorder, impacting the energy production within cells. This leads to widespread dysfunction, especially affecting the brain.

  • Progressive Nature: The symptoms of Leigh syndrome steadily worsen over time.
  • Limited Treatment: Currently, there is no cure for Leigh syndrome. Treatment focuses on managing symptoms and providing supportive care.
  • Respiratory Failure: The most common cause of death is respiratory failure, as the disease weakens the muscles involved in breathing.

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