Well done for your persistence in getting treatment. Your positive result for band 41 is a very good hint that you have Lyme disease; unless you have syphilis or terrible gum disease.
Igenex was investigated some years ago (like thirteen), and it was a matter of documentation, not the test itself. So those guys are a little out of date.
In some cases people notice a sudden onset of symptoms after a shock or physical stress. Sometimes the symptoms leading up are comparatively minor and the patient just puts it down to the usual wear and tear of growing older.
Hope your treatment helps you out soon.
Long inadequately treated infection, treatment and then re-infection. Doing quite well but still being treated. In short, getting well.