840253.fig.003a
(a)
840253.fig.003b
(b)
840253.fig.003c
(c)
840253.fig.003d
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(e)
Figure 3: Left axillary lymph node biopsy (original magnification ×400). Haematoxylin and eosin: (a) infiltration of the node by predominantly small lymphoid cells and occasional “hallmark” cells (circled in black), CD3 immunostain positive (b), CD8 immunostain positive (c), ALK immunostain-positive nuclear staining (d), and CD30 immunostain scattered positivity in large cells (e).