Population
Families and relatives of patients with infantile spasms
Design
Other
Authors
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Low recurrence risks may inform family counseling; leaves open validation of polygenic models in prospective studies.
Infantile spasms likely have a multifactorial etiology involving polygenic susceptibility and environmental triggers, with a low but quantifiable recurrence risk in first-degree relatives.
Fleiszar et al. (1977) studied this question.
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