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Lawrence M. Weiss [M.D.]

  • Titles : Senior Consulting Pathologist
  • Affiliations : Clarient, a GE Healthcare Company

Dr. Weiss received his B.S. degree from the University of Maryland at College Park, and his M.D. degree from the University of Maryland School of Medicine at Baltimore. He took his residency training in Anatomic Pathology at the Brigham and Women's Hospital, and fellowship in Surgical Pathology at the Stanford University Medical Center. Dr. Weiss is Senior Consulting Pathologist for Clarient, a GE Healthcare Company, located in California. He was Chairman of the Department of Pathology at the City of Hope National Medical Center Duarte, California and President and Chairman of the Board of California Cancer Specialists Medical Group. Dr. Weiss serves on the editorial boards of the American Journal of Pathology, Applied Immunohistochemistry and Molecular Morphology, American Journal of Surgical Pathology, Human Pathology, Modern Pathology, Histopathology, and Pathology Case Reviews, among others. He is a member of the Board of Trustees, Southern California Lymphoma Group, and was a participant in the 4th WHO Classification of Tumours of Hematopoietic and Lymphoid Tissues. His diagnostic expertise is in tumor surgical pathology, lymph node pathology, and immunohistochemistry; his research interests are in Hodgkin lymphoma, non-Hodgkin lymphoma, the Epstein - Barr virus, and adrenal pathology.

  • Advances in Gynecologic, Soft Tissue and Lymphoid Lesions and Applications of Informatics in Surgical Pathology
  • Diagnosing Lymphomas and Leukemias -- What the Surgical Pathologist Needs to Know
  • Diagnosing Lymphomas and Leukemias: Challenges for the Surgical Pathologist
  • Diagnostic Surgical Pathology of Lymphoproliferative and Myeloid, Urinary Tract, CNS and Endocrine Lesions
  • For the Practicing Surgical Pathologist: Hematopathology from A to Z
  • Practical Hematopathology for the Surgical Pathologist – A Survival Guide for 2016

Past Lectures

  • Selected Histiocytic and Dendritic Cell Neoplasms (06/30/2016)
  • Case Presentations in the Gray Zone Between Hematolymphoid and Non-Hematolymphoid Tumors (06/29/2016)
  • Gray Zone Between Hematolymphoid and Non-Hematolymphoid Tumors (06/29/2016)
  • MALT and Other Extranodal B-Cell Lymphomas (06/28/2016)
  • Benign Lymphadenopathies: Emphasizing Those in the Differential Diagnosis of Malignant Lymphoma (06/27/2016)
  • Case Studies in Lymphoma Versus Non-Lymphoma (06/19/2014)
  • Accessory Cells: Histiocytes, Dendritic Cells and Their Neoplasms (06/18/2014)
  • Pitfalls in the Immunohistochemistry of Lymphoma (06/18/2014)
  • Selected Topics in Extranodal Lymphoma (06/17/2014)
  • Reactive Lymphadenopathy (06/16/2014)
  • Lymphoid Versus Non-Lymphoid Neoplasms (06/28/2012)
  • Accessory Cells: Histiocytic, Dendritic Cells and Their Neoplasms (06/28/2012)
  • Case Studies: Hematolymphoid Versus Non-Hematolymphoid (06/28/2012)
  • Reactive Lymphadenopathy (1-3) (06/27/2012)
  • Selected Topics in Extranodal Lymphomas (06/26/2012)
  • Nodal and Extranodal T-Cell Lymphomas (10/13/2011)
  • Nodal and Extranodal Low-Grade B-Cell Lymphomas (10/12/2011)
  • Hodgkin Lymphoma: The Importance of Immunophenotyping (10/12/2011)
  • Aggressive B-Cell Lymphomas (10/11/2011)
  • Recent Advances in the IHC of Non-Hodgkin Lymphoma (10/10/2011)
  • Topics in T-Cell Lymphoma (06/30/2011)
  • Hodgkin Lymphoma (06/29/2011)
  • Low-Grade B-Cell Lymphomas (06/28/2011)
  • High-Grade B-Cell Lymphomas: Major Changes in the 2008 WHO Classification (06/28/2011)
  • Immunohistochemistry of Malignant Lymphoma (06/27/2011)
  • Case Studies in the Border Between Surgical Pathology and Hematopathology (10/21/2010)
  • Histiocytic/Dendritic Cell Neoplasms (10/21/2010)
  • Non-Hematopoietic Neoplasms Mimicking Lymphomas/Leukemias (10/20/2010)
  • Reactive Lymphoid Hyperplasias: Nonspecific and Specific (10/20/2010)
  • Extranodal Lymphomas, MALT and Others (10/19/2010)


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