It's extremely difficult being diagnosed in Canada. The outdated ELISA test available here has been proven to be flawed. (ELISA stands for Enzyme Linked Immunosorbent Assay). Many Manitobans will seek help with the igenex lab in California, who will seek the more comprehensive Western Blot test.
http://www.igenex.com/Website/#
Treatment for suspected Lyme at the time of or shortly after a suspicious bite usually consists of 4-6 weeks of Doxycycline antibiotic.
I also urge you to check out
http://canlyme.com/ as well as googling Dr. Ernie Murakami (Hope, B.C.)
PM me if you need further info.