LYMPHOMA

Borrelia infection and risk of non-Hodgkin lymphoma
non-hodgkin lymphoma

Lyme borreliosis and multiple sclerosis are associated with primary effusion lymphoma.
http://www.ncbi.nlm.nih.gov/pubmed/17197115?ordinalpos=7&itool=EntrezSystem2.PEntrez.Pubmed.Pubmed_ResultsPanel.Pubmed_DefaultReportPanel.Pubmed_RVDocSum

Lyme disease meningopolyneuritis simulating malignant lymphoma.

http://www.ncbi.nlm.nih.gov/pubmed/3222255

(Please note that Epstein-Barr Virus is considered a coinfection of Lyme Disease. http://dominiccrock.wordpress.com/2012/03/14/chronic-fatigue-epstein-barr-virus-and-infectious-mononucleosis-chronic-lyme-disease-co-infection/)
Epstein–Barr virus and Burkitt lymphoma
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2095571/

Primary cutaneous B-cell lymphoma and Borrelia burgdorferi infection in patients from the Highlands of Scotland.
http://www.ncbi.nlm.nih.gov/pubmed/10976703