Gasping syndrome

Gasping Syndrome

Gasping syndrome is a serious medical condition that primarily affects infants and is characterized by respiratory distress and gasping respirations. This condition is often associated with the administration of medications or products containing benzyl alcohol, which is used as a preservative.

Pathophysiology

Gasping syndrome occurs when benzyl alcohol is metabolized in the liver to benzoic acid and then conjugated with glycine to form hippuric acid. In neonates, especially premature infants, the metabolic pathways for detoxifying benzoic acid are immature, leading to the accumulation of toxic metabolites. This accumulation can result in metabolic acidosis, respiratory distress, and neurological impairment.

Clinical Presentation

Infants with gasping syndrome may present with the following symptoms:

• Gasping respirations
• Metabolic acidosis
• Hypotension
• Bradycardia
• Seizures
• Neurological deterioration

The onset of symptoms can occur within hours to days after exposure to benzyl alcohol-containing products.

Diagnosis

The diagnosis of gasping syndrome is primarily clinical, based on the history of exposure to benzyl alcohol and the presence of characteristic symptoms. Laboratory tests may reveal metabolic acidosis and elevated levels of benzoic acid in the blood.

Treatment

The primary treatment for gasping syndrome is the immediate cessation of exposure to benzyl alcohol. Supportive care, including respiratory support and correction of metabolic acidosis, is crucial. In severe cases, hemodialysis may be required to remove benzoic acid from the bloodstream.

Prevention

Prevention of gasping syndrome involves avoiding the use of benzyl alcohol-containing products in neonates, especially in premature infants. Healthcare providers should be aware of the potential risks and use alternative preservatives or formulations when possible.

Historical Context

Gasping syndrome was first recognized in the 1980s when a series of cases were reported in neonatal intensive care units. The syndrome was linked to the use of intravenous medications preserved with benzyl alcohol. This led to increased awareness and changes in pharmaceutical formulations to reduce the risk of exposure in vulnerable populations.

Also see

• Neonatal intensive care unit
• Metabolic acidosis
• Respiratory distress syndrome
• Benzyl alcohol