Lymphofollicular hyperplasia is an increase in the number of cells found in lymph node. These follicles contain normal white blood cells called lymphocytes. Your body produces more lymphocytes to help prevent bacteria, viruses, and other types of germs from entering the bloodstream.
Lymphadenopathy; Lymphofollicular hypertrophy
Winter JN. Approach to the patient with lymphadenopathy and splenomegaly. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:chap 159.