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Related Experiment Videos

Hyperekplexia in two siblings.

M L Kulkarni1, B Kannan, Prakash Mathadh

  • 1Department of Pediatrics, JJMMC, Davangere, Karnataka, India. kams_rams@yahoo.com

Indian Journal of Pediatrics
|January 5, 2007
PubMed
Summary
This summary is machine-generated.

Hyperekplexia, a rare genetic disorder, causes exaggerated startle responses. This study highlights its presentation in neonates and its link to glycine receptor gene mutations.

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Area of Science:

  • Neurology
  • Genetics
  • Pediatrics

Background:

  • Hyperekplexia is a rare, hereditary, non-epileptic disorder.
  • It is characterized by an exaggerated startle reaction to various stimuli.

Observation:

  • A case of a one-day-old neonate with jitteriness and tonic spasms is presented.
  • The neonate's elder sister also had hyperekplexia.

Findings:

  • Hyperekplexia is a crucial differential diagnosis for refractory infantile tonic spasms.
  • Mutations in glycine receptor alpha and beta subunit genes are associated with hyperekplexia.

Implications:

  • Early diagnosis and genetic testing are important for managing hyperekplexia.
  • Understanding the genetic basis improves the prognosis for hereditary hyperekplexia.