A 73-Year-Old Man with Lumps on His Neck

A 73-Year-Old Man with Lumps on His Neck

A 73-year-old man presents complaining of lumps on his neck. On examination, you note the presence of several large, non-tender cervical lymph nodes. You organise for some blood tests to be performed, and the results show that he has a lymphocytosis of 16 x 109/l....