Lymphocytosis

Increased lymphocytes reactive polyclonal proliferation neoplastic monoclonal proliferation of mature lymphocytes chronic lymphoblastic leukemia non-Hodgkin's lymphoma infectious atypical polyclonal t lymphocytes viral (ebv, cmv rubella mumps hepatitis) Bordetella pertussis other hypersensitivity reactions drugs stress asplenia autoimmune rheumatoid arthritis neoplastic monoclonal proliferation of mature lymphocytes chronic lymphoblastic leukemia non-Hodgkins lymphoma