Intellectual Developmental Disorder With Cardiac Arrhythmia; Iddca


Intellectual developmental disorder with cardiac arrhythmia is an autosomal recessive multisystem disorder characterized by delayed psychomotor development, severe intellectual disability with poor or absent speech, and bradycardia and/or cardiac sinus arrhythmias. Additional features include visual abnormalities, seizures, hypotonia, and gastric reflux (summary by Lodder et al., 2016).

Clinical Features

Top most frequent phenotypes and symptoms related to Intellectual Developmental Disorder With Cardiac Arrhythmia; Iddca

  • Intellectual disability
  • Seizures
  • Global developmental delay
  • Generalized hypotonia
  • Nystagmus
  • Delayed speech and language development
  • Absent speech
  • Arrhythmia
  • Retinal degeneration
  • Hypsarrhythmia

And another 4 symptoms. If you need more information about this disease we can help you.

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Incidence and onset information

— Currently we don't have prevalence information about this disease (Not enough data available about incidence and published cases.)
No data available about the known clinical features onset.

Researches and researchers

Currently, we don't have any information about doctors, researches or researchers related to this disease. Please contact us if you would like to appear here.

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Sources and references

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OMIM Genetic Syndrome Finder

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