It is an infectious disease result from an infection with a bacteria known as borrelia. The classical infectious sign of this disease is the classic erythema margins which occurs almost after a week from the infection. Other signs and symptoms like flu-like symptoms cardiac and neourologic manifestations occur as the stage of the disease progress. The transmission occurs by an infected tick (Ixodes) bite. Treatment depends on the patients stage of the disease and mainly it is an antibiotic intervention.