Preferred Label : familial dysautonomia;
RADLEX synonyms : Riley-Day syndrome;
Definition : An autosomal disorder of the peripheral and autonomic nervous systems limited to individuals
of Ashkenazic Jewish descent. Clinical manifestations are present at birth and include
diminished lacrimation, defective thermoregulation, orthostatic hypotension (hypotension,
orthostatic), fixed pupils, excessive sweating, loss of pain and temperature sensation,
and absent reflexes. Pathologic features include reduced numbers of small diameter
peripheral nerve fibers and autonomic ganglion neurons. (From Adams et al., Principles
of Neurology, 6th ed, p1348; Nat Genet 1993;4(2):160-4) [MeSH];
UMLS CUI (RADLEX) : C0013364;
Origin ID : RID5269;
UMLS CUI : C0013364;
Associated condition of
Semantic type(s)
UMLS correspondences (same concept)
An autosomal disorder of the peripheral and autonomic nervous systems limited to individuals
of Ashkenazic Jewish descent. Clinical manifestations are present at birth and include
diminished lacrimation, defective thermoregulation, orthostatic hypotension (hypotension,
orthostatic), fixed pupils, excessive sweating, loss of pain and temperature sensation,
and absent reflexes. Pathologic features include reduced numbers of small diameter
peripheral nerve fibers and autonomic ganglion neurons. (From Adams et al., Principles
of Neurology, 6th ed, p1348; Nat Genet 1993;4(2):160-4) [MeSH]