Browse the corpus
Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.
1 passage
©2013 UpToDate ® Print Email ALK+ anaplastic large cell lymphoma immunohistochemistry Immunohistochemistry with hematoxylin counterstain. (A) The lymphoma cells are strongly positive for ALK with a cytoplasmic pattern of staining. (B) All of the neoplastic cells are strongly positive for CD30 in a membranous and paranuclear, dot-like pattern (target-like). (C) The neoplastic cells are negative for CD3. Small reactive T cells are positive and serve as an internal control. (D) The neoplastic cells are positive for EMA (MUC1). Reproduced with permission from: Ioachim HL, Medeiros LJ. Ioachim’s Lymph Node Pathology, 4th ed, Lippincott Williams & Wilkins, Philadelphia 2009. Copyright © 2009 Lippincott Williams & Wilkins. file://www.lww.com