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Syndrome reference sheet
Generated 13 Oct 2026
Neurology · Neurology / Neurodegenerative syndromes

Riley–Day syndrome

Also known as: Familial dysautonomia

Hereditary sensory and autonomic neuropathy type III.

Medical specialty
Neurology
Subspecialty
Neurology / Neurodegenerative syndromes
Sex & age distribution
Male: affected; Female: affected; Children: yes, Ashkenazi Jewish
Gene(s) involved
ELP1

Etiology & mechanism

IKBKAP/ELP1 splicing defect.

Gene(s) involved (1)

ELP1

Symptoms & signs (5)

absent fungiform papillaeabsent tearsautonomic crisesinsensitivity to painrecurrent pneumonia
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