Extrapyramidal Symptoms - Neonatal Disorders

What are Extrapyramidal Symptoms?

Extrapyramidal symptoms (EPS) are a group of movement disorders that can occur as a side effect of certain medications, particularly those that affect the central nervous system. These symptoms arise due to disruptions in the brain's basal ganglia, a group of nuclei responsible for coordinating movement. In pediatrics, EPS are most commonly associated with the use of antipsychotic medications and can significantly impact a child's quality of life.

What Causes Extrapyramidal Symptoms in Children?

The primary cause of EPS in children is the use of medications that interfere with dopamine pathways. These include first-generation antipsychotics (typical antipsychotics) and some second-generation antipsychotics (atypical antipsychotics). While these drugs are effective in managing psychiatric disorders, they can inadvertently affect the extrapyramidal system, leading to symptoms such as tardive dyskinesia, dystonia, parkinsonism, and akathisia.

What are the Signs and Symptoms of EPS in Children?

Symptoms of EPS can vary widely and may include:
Tardive Dyskinesia: Involuntary, repetitive movements, often affecting the face and tongue.
Dystonia: Sustained muscle contractions causing twisting and repetitive movements or abnormal postures.
Parkinsonism: Symptoms similar to Parkinson's disease, such as tremor, rigidity, and bradykinesia (slowness of movement).
Akathisia: A feeling of inner restlessness and an uncontrollable need to be in constant motion.

How are Extrapyramidal Symptoms Diagnosed in Pediatrics?

Diagnosis of EPS in children involves a thorough clinical assessment by a healthcare professional. This includes a detailed medical history, a review of current and past medications, and a physical examination. In some cases, additional tests such as brain imaging or neurophysiological tests may be conducted to rule out other causes of movement disorders.

What are the Treatment Options for EPS in Children?

Treatment of EPS primarily involves addressing the underlying cause, which may include adjusting the dosage or switching the offending medication. Other treatment options include:
Anticholinergic medications: These can help alleviate some of the symptoms, particularly parkinsonism and dystonia.
Benzodiazepines: These may be used to manage akathisia and dystonia.
Beta-blockers: Sometimes prescribed for akathisia.

Can Extrapyramidal Symptoms be Prevented in Pediatrics?

While it may not always be possible to prevent EPS, certain strategies can help reduce the risk:
Using the lowest effective dose of antipsychotic medications.
Regular monitoring for early signs of EPS.
Educating parents and caregivers about potential side effects.
Considering alternative medications with a lower risk of EPS.

What is the Prognosis for Children with Extrapyramidal Symptoms?

The prognosis for children with EPS varies depending on several factors, including the type of symptoms, their severity, and how quickly they are addressed. Early intervention and management can significantly improve outcomes. Some children may experience a reduction in symptoms once the offending medication is adjusted or discontinued, while others may have persistent symptoms that require ongoing management.

Conclusion

Extrapyramidal symptoms in pediatrics are a significant concern, particularly for children on long-term antipsychotic therapy. Awareness, early detection, and appropriate management are crucial in minimizing the impact of EPS on a child's development and quality of life. Collaboration between healthcare professionals, parents, and caregivers is essential to ensure the best possible outcomes for affected children.



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Issue Release: 2024

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