<prompt> Which of the following statements on lymphoma is not Trne -A single classification system for Hodgkins disease HD is almost universally acceptedHD more often tends to remain localized to a single group of lymph nodes and spreads by contiguitySeveral types of non Hodgkins lymphoma NHL may have a leukemic phaseIn general follicular nodular NHL has worse prognossis compared to diffuse NHL  <response>: Diffuse NHL is high grade NHL is very aggresive, fatal if untreated poor prognosis.Follicular NHL is low grade NHL it has low proliferation rate with 5 yr survival in about 50-70.Reference :Davidson;s principles practice of medicine 22nd edition pg 1043. 