A 75 year old man with diabetes, coronary artery disease, dyslipidemia, COPD, diverticulosis, untreated chronic lymphocytic leukemia diagnosed 3 years ago, and a history of CVA 5 years ago presents with new onset of fever, night sweats, and weight loss. Examination shows abdominal lymphadenopathy, and splenomegaly. Labs show an increased lactate dehydrogenase, anemia (Hgb 10.5 g/dL), and thrombocytopenia (plts 80,000/mcL). Biopsy of a lymph node is shown below:
Challenge: This finding was described in 1928. What new diagnosis does he now have?
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