This explains:
http://www.aruplab.com/guides/ug/tests/0051090.jsp
Some PN is due to hidden cancers, which secrete various antibodies and peptides. PN of this type is called paraneoplastic PN. It is not really common, but it does happen.
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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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