Herpes virus causing Mononucleosis, also called Infectious Mononucleosis or Glandular Fever - see programs for these, and see EBV programs.Encyclopedia Entry for Epstein Barr :Epstein Barr Virus. May cause:MononucleosisAutoimmune diseasesChronic obstructive pulmonary diseaseSeasonal affective disorderLupusMultiple sclerosisUlcerative rectocolitisRheumatoid arthritisSj gren syndromeAnkylosing spondylitisCrohn's diseaseBreast cancerBurkitt's lymphomaEsophageal cancerHodgkin's lymphomaNasopharyngeal carcinoma.Information from Marcello Allegretti.Encyclopedia Entry for Epstein Barr :Epstein Barr virus infectious mononucleosis (Mono). Source of disease: Epstein Barr virus (EBV)