Gene: [09q22/HSN1] hereditary sensory neuropathy, type 1; [HSAN1 ]

COM

The HSN1 gene was mapped to an 8-cM region flanked by D9S318 and D9S176 on 9q22.1-q22.3 (Nicholson-1996)."

PAT

The main symptoms are: lightning pains, painless skin injuries and ulceration, distal sensory loss to sharp, hot and cold sensation with loss of distal reflexes, distal muscle wasting and progressing deafness."

CAG

The locus for type III of hereditary sensory autonomic neuropathy (Riley-Day dysautonomia) is mapped to another region of the same chromosome: GEM:09q3/DYS."

REF

PAT,FOG "Danon MJ, Carpenter S: Neurology, 35, 1226-1229, 1985
PAT,FOG "Heller IH, Robb P: Neurology, 5, 15-29, 1955
PAT,LOC,LIN "Nicholson GA &: Nature Genet, 13, 101-104, 1996

KEY

neu

CLA

unknown, basic

LOC

09 q22.1-.3

MIM

MIM: 162400

SYN

HSAN1