I believe so. I don't think EBV (if that is what you are referring to) is contagious, but many of these pathogens found in chronically ill patients are thought to be communicable.
Bacteria vs. genetic predisposition: the spread of chronic disease in families
http://bacteriality.com/2007/10/31/family/
Can this be passed on to your partner you are sexually active with?
Thanks.