<prompt> 80 year old, asymptomatic man present with a Total Leucocyte Count of 100,000, with 80 lymphocytes and 20 PMCs. What is the most probable diagnosis?HIVCMLCLLTB  <response>: An elderly asymptomatic patient presenting with an incidental finding of absolute lymphocytosis suggests the possible diagnosis of Chronic Lymphoid Leukemia CLL. Ref: Harrisons Principles of Internal Medicine, 17th Edition, Page 693; 16th Edition, Page 648; Davidsons Principles and Practice of Medicine, 20th Edition, Page 1046 