Medicine All are features of typical B cell CLL , EXCEPT: A Increased monoclonal B cells expressing the CD5 antigen B The peripheral blood smear show C trisomy 12 is found in 25-30% D Abnormalities in chromosome 11- 💡 Explanation All are features of typical B cell CLL , EXCEPT: ✓ Correct Answer: D. Abnormalities in chromosome 11-