Figure 3.

(a) H & E section of a diffuse large cell lymphoma (DLBCL) [high grade NHL]; note the high mitotic index [blue arrows] (× 400). (b) H & E section of a small cell lymphoma [SCL] which is a low-grade NHL (× 400). (c) H & E section of a Hodgkin's disease mixed cellularity (HDMC) case; note the classical Reed-Sternberg (R-S) cell [blue arrows] and eosinophil cells [black arrows] (× 400). (d) H & E section of a BL; note the "starry-sky" appearance due to tingible-body macrophages [black arrows] (× 200).