PMC5539931_01
The bone marrow biopsy showed a nodular proliferation of T cells ((a) H&E, 20x; (b) H&E, 400x; (c) CD3, 20x) and increased reticulin fibrosis ((d) reticulin stain, 400x).
CRIHEM2017-7506542.001.jpg
PMC5539931_01_CRIHEM2017-7506542.001.jpg
fig1
Immunohistochemistry of lymphocytes showed T cells expressing pan T cell markers including CD2, CD3, CD5, and CD7 (Figure 1).