A Diagnosis of CLL Requires Morphologic and Phenotypic Findings of Which

A diagnosis of CLL requires morphologic and phenotypic findings of which of the following?

A) Variable absolute lymphocyte counts with few prolymphocytes and CD38+
B) Sustained absolute lymphocyte counts with mature lymphocytes, few prolymphocytes, smudge cells, CD20+, and ZAP-70+
C) Marked absolute lymphocytosis, anemia, and thrombocytopenia; prolymphocytes less than 10%
D) Sustained absolute lymphocyte counts; mature lymphocytes; CD3−, CD2+, CD4−, CD8−, CD7+, CD16+, CD56+/CD57−

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