Table 2

The patterns of high-grade FLs
Patterns High grade P*
FL3A (N = 31) FL3B (N = 22)
n (%) n (%)
Pure FL3 23 (74.2) 9 (40.9) 0.015
DLBCL with FL3# 8 (25.8) 13 (59.1)

*Pearson’s chi-squared test. #According to 2008 World Health Organization (WHO) criteria, diffuse areas containing >15 centroblasts per high-power field are reported as DLBCL with FL. Pure FL3, FL3 with 100% follicular pattern. DLBCL, diffuse large B-cell lymphoma; FL3, FL grade 3; FL3A, FL grade 3A; FL3B, FL grade 3B; High grade, grade 3.

Zhang et al.

Zhang et al. Diagnostic Pathology 2013 8:154   doi:10.1186/1746-1596-8-154

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