Hematopathology Case 7 May 3, 2023 pathadmin 490 Comments 1. Presented and prepared by Laura Wake, MDClinical historyAn elderly patient with submandibular lymphadenopathyImmunohistochemical stains were performed. The cells of interest were positive for CD30, and negative for CD20, CD3 and ALK1.Choose the best diagnosis:Reactive lymphoid hyperplasiaChronic lymphocytic leukemia/small lymphocytic lymphoma (CLL/SLL)Anaplastic large cell lymphoma (ALCL), ALK-negativeDiffuse large B-cell lymphoma (DLBCL), NOS Loading...