There are documented cases of it being passed between partners, so it's always best to stay on the side of caution. Most definitely get her in to see the LLMD. It's not a matter of being 'sick enough' though, it's a matter of if she has the bacteria inside of her - you don't want her to wait until she's "sick enough" to prove she has it. That's when it take a lot of treatment to overcome it. Hit it now, before it seriously compromises her health.
If they don't believe it can be passed sexually, you can take these articles with you:
www.anapsid.org/lyme/bach.htmlwww.samento.com.ec/sciencelib/4lyme/recoveryoflyme.htmlwww.prweb.com/releases/2014/01/prweb11506441.htmAnd this is another discussion that was had here about
this very subject:
www.healingwell.com/community/default.aspx?f=30&m=2719717Best of luck.