Fatal Outcome of Imatinib in a Patient with Idiopathic Hypereosinophilic Syndrome

Figure 1

Lymph node biopsy. H&E stain. Low-power view (a). Paracortical (T-zone) hyperplasia (b). At higher magnification (c, d), this zone contains interdigitating dendritic cells, Langerhans cells, and melanin-containing histiocytes. There are also scattered immunoblasts in the paracortex of unknown significance.

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