Indiana Code: IC 1-2-5-1 Sec. 1. The poem of Arthur Franklin Mapes, Kendallville, Indiana, the title and text of which are set forth in full as a part of this section, is hereby adopted as Indiana's official poem.
Lymphocytosis - Causes. 1  Lymphocytosis is a feature of infection, particularly in children. 2  Causes of absolute lymphocytosis include... 3  acute viral infections, such as infectious mononucleosis [3] (glandular fever), hepatitis [3] and Cytomegalovirus infection [3] 4  other acute infections such as pertussis [3]
Lymphocytosis is increase in the lymphocyte counts to what is normal for age. Lymphocyte count is highest at birth and falls with age. Normal lymphocyte counts in adults is 1000 to 4800 cells/mm 3. Causes of Lymphocytosis. Lymphocytosis may be reactive (see table below) or due to a malignancy. Reactive lymphocytosis is polyclonal. Lymphocytosis due to malignancy is monoclonal. The most common cause of reactive lymphocytosis is infectious mononucleosis due to Epstein-Barr virus infection. Reactive lymphocytosis may be seen in other viral infections, drug hypersensitivity, thymoma and after splenectomy. Persistent polyclonal B cell lymphocytosis is a condition found in middle aged women who smoke. Monoclonal B cell lymphocytosis and chronic lymphocytic leukaemia are the commonest causes of primary lymphocytosis.