Reye syndrome

Reye's Syndrome is a rare but serious condition that causes swelling in the liver and brain. It most commonly affects children and teenagers recovering from a viral infection, most often the flu or chickenpox. The exact cause of Reye's Syndrome is unknown, though it has been associated with the use of aspirin or other salicylates during viral infections.

Symptoms

The symptoms of Reye's Syndrome progress through several stages, typically starting with vomiting and lethargy. As the condition progresses, symptoms may include:

• Personality changes, such as irritability or aggressive behavior
• Confusion, delirium, or hallucinations
• Seizures
• Loss of consciousness

If Reye's Syndrome is suspected, immediate medical attention is necessary as the condition can rapidly progress to coma or death.

Causes

While the exact cause of Reye's Syndrome is unknown, several factors have been associated with its development:

• Use of aspirin or salicylate-containing medications to treat viral infections in children and teenagers
• Exposure to certain toxins
• Metabolic disorders
• Viral infections such as influenza and varicella (chickenpox)

Diagnosis

Diagnosis of Reye's Syndrome involves a thorough medical history and physical examination, as well as various tests to rule out other conditions. These tests may include:

• Blood tests to check liver function and detect any metabolic disorders
• Lumbar puncture to rule out meningitis
• Liver biopsy to examine liver tissue
• Brain scans to detect swelling in the brain

Treatment

There is no cure for Reye's Syndrome, so treatment focuses on managing symptoms and complications. This may include:

• Hospitalization to monitor vital signs and mental status
• Intravenous (IV) fluids to prevent dehydration
• Medications to prevent seizures
• Diuretics to reduce swelling in the brain
• Supportive care for breathing or other vital functions, if necessary

Prevention

The most effective way to prevent Reye's Syndrome is to avoid giving aspirin or salicylate-containing medications to children and teenagers, especially during a viral illness. Alternative pain relievers, such as acetaminophen, can be used instead.

Prognosis

The prognosis for Reye's Syndrome varies. Early detection and treatment can lead to full recovery, but severe cases can result in permanent brain damage or death. The mortality rate has decreased significantly with better recognition and supportive care.

See Also

• Viral infection
• Liver function tests
• Brain swelling
• Aspirin
• Acetaminophen