The skin biopsy is possibly valuable. We have many posts about it on PN. You can search that term and find many many posts.
The IVIG is only useful for people who have autoimmune issues.
Elevated autoimmune markers in the blood.
Keep him on his toes.... that seems to be working so far!
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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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