I don't really have alot of experience with TOS. But we have a very nice forum here about it.
From what I see that hand symptom is connected to TOS.
TOS can be neurological, with entrapment of nerves. Or a circulatory compromise, or both.
http://neurotalk.psychcentral.com/forum24.html
I would post there, and also visit.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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