Cells! Cells! Cells!
100

What nucleated cell type is indicated by the green arrows?


What are mesenchymal cells

Often spindly in shape and recognized by thier oval nucleus and basophilic, wispy cytoplasm

200

FNA from an enlarged popliteal lymph node of a 7yr Pit X presenting for decreased appetite and newly found "lumps"

What is your cytologic diagnosis?


What is lymphoma?

Lymph nodes should be 80-90% small lymphocytes with few intermediate lymphocytes and rare large lymphocytes, plasma cells, macrophages, and mast cells


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