A 78-year-old man was previously diagnosed with chronic lymphocytic leukemia (CLL). Periodic CBCs were ordered, and several months of CBCs maintained an appearance consistent with cases of CLL. Which...

A 78-year-old man was previously diagnosed with chronic lymphocytic leukemia (CLL). Periodic CBCs were ordered, and several months of CBCs maintained an appearance consistent with cases of CLL.

Which of the following is most likely?

 a. The patient has developed Se´zary syndrome b. The patient has developed prolymphocyticleukemia c. The patient has developed multiple myeloma d. The patient now has a concurrent case of CLL and ALL