PMC5925176_01
Right inguinal adenopathy.
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A computed tomography (CT) scan of the abdomen showed a right superficial inguinal centrally necrotic nodal mass measuring 5.3 x 2.3 cm and a right deep inguinal lymph node measuring 3.0 x 2.3 cm (Figure 1).
Hemophagocytosis on bone marrow biopsy.
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A bone marrow biopsy showed many histiocytes and significant hemophagocytic macrophages (Figure 2).
Right inguinal lymph node biopsy showing large pleomorphic and anaplastic cells.
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Large pleomorphic and anaplastic cells with irregular nuclei and finely dispersed chromatin were identified (Figure 3).