Lymph node from a patient with CLL shows a diffuse infiltrative pattern. The best clues to the diagnosis are the pale-staining pseudofollicles (arrows).
From Warnke, RA, Weiss, LM, Chan, JK, Cleary, ML, Dorfman, RF. Tumors of the lymph nodes and spleen. Atlas of tumor pathology (electronic fascicle), Third series, fascicle 14, 1995, Washington, DC. Armed Forces Institute of Pathology.
