2020 CPIP-H CASE 8: Hematology – Diagnostic Approach to Peripheral Blood Lymphocytosis

2020 CPIP-H CASE 8: Hematology – Diagnostic Approach to Peripheral Blood Lymphocytosis is organized by College of American Pathologists (CAP).,,Launch Date: August 17, 2020,Expiration Date: August 16, 2023,,Description:,Peripheral blood lymphocytosis is a common finding with a broad differential diagnosis, including both benign and neoplastic entities. When lymphocytosis is the presenting sign of a hematologic malignancy, the pathologist plays a crucial role in recognition, ensuring the use of appropriate diagnostic ancillary studies, and enabling cost-effective, high-quality care.,,Objectives:,After completing this SAM-eligible activity and post-test, you should be able to:,• Describe the optimal work-up for benign and malignant processes that elicit peripheral blood lymphocytosis.,• Compare and contrast the pathologic features of benign and malignant processes that present with absolute lymphocytosis.,• Discriminate between high-count monoclonal B-cell lymphocytosis (MBL), low-count MBL, and chronic lymphocytic leukemia (CLL).