Coexistence of diffuse large B-cell lymphoma, acute myeloid leukemia, and untreated lymphoplasmacytic lymphoma/waldenström macroglobulinemia in a same patient: A case report

Figure 1 The biopsy and imaging of chest wall mass. A-O: The HE and immunohistochemistry of chest wall mass; A: Hematoxylin-Eosin (HE) staining × 20 objective; B: HE staining × 40 objective; C-O: The immunohistochemistry shows Ki-67 (++, approximately 70%), CD20 (++), PAX-5 (++), CD10 (+), MUM-1 (++), BCL-6 (++), c-MYC (+, < 40%), BCL-2 (+, < 50%), CD3 (T cells few +), CK-pan (-), myeloperoxidase (MPO) (-), CD 56 (-), and EBER (-). P: Enlarged axillary lymph node (arrow) in the chest computed tomography (CT) scan; Q and R: Infiltration of masses (arrows) to the lung and chest wall on mediastinum window (Q) and lung window (R). S and T: Unenhanced (S) and contrast-enhanced (T) CT images shows the infiltration of masses (arrows) to the lung and chest wall on mediastinal window.