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A member asked:
Dx'd with sfn by sweat test which just showed abnormalities in my feet and toes . skin bx was normal although pain is in legs , face& hands . confused!
A doctor has provided 1 answer
Not sure : What sfn is short for , but the test you speak of is qsart - quantitative sudomotor axonal response time . Speak to the physician who ran the test for more interpretation . Good luck.
Answered 10/4/2013
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