Infantile spasms
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Updated: Oct 3, 2026

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Published on: February 2, 2024
1Division of Pediatric Neurology, University of Oklahoma College of Medicine, Oklahoma City.
Insights
Infantile spasms are a serious infant seizure disorder. Early treatment with ACTH can control seizures in most infants, but physicians must monitor for side effects.
Area of Science:
- Pediatrics
- Neurology
- Developmental Neuroscience
Background:
- Infantile spasms represent a significant seizure disorder in infants.
- The condition has varied causes, often linked to central nervous system disturbances during critical developmental periods.
Purpose of the Study:
- To summarize the understanding of infantile spasms, including their etiology, prognosis, and treatment.
- To highlight the role of adrenocorticotropic hormone (ACTH) in managing infantile spasms.
Main Methods:
- Review of existing literature on infantile spasms.
- Analysis of the efficacy and side effect profile of ACTH therapy.
Main Results:
- Prognosis for intellectual and neurological development is closely tied to the underlying cause of the spasms.
- Adrenocorticotropic hormone (ACTH) treatment can achieve seizure control in a majority of affected infants.
Conclusions:
- Early and appropriate ACTH treatment is a key strategy for managing infantile spasms.
- Physicians must be vigilant in anticipating and managing potential side effects associated with ACTH therapy.
Abstract:
Infantile spasms are a seizure disorder in young infants with diverse etiologies, suggesting that they arise from any disturbance of central nervous system function during susceptible periods of development. The prognosis for normal intellectual and neurologic development parallels that of the underlying etiology. Early and appropriate treatment with ACTH may lead to seizure control in a majority of patients. The treating physician must anticipate the side effects of this modality.
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