<prompt> The risk groups for pneumococcal pneumonia includes all of the following except:Chronic renal failureLymphomaOld AgeThalassemia  <response>: Asplenia or splenic dysfunction, chronic respiratory disease, chronic hea disease, chronic kidney disease, Diabetes, Immunosuppressionimmunocompromised, extremities of age, smoking, alcoholism, crowding, prior hospitalization ..etc are clinical risk groups for pneumococcal infectionRef: Harrisons 19e 949 