{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,30]],"date-time":"2026-04-30T03:40:21Z","timestamp":1777520421721,"version":"3.51.4"},"reference-count":83,"publisher":"Oxford University Press (OUP)","issue":"1","license":[{"start":{"date-parts":[[2025,7,1]],"date-time":"2025-07-01T00:00:00Z","timestamp":1751328000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/academic.oup.com\/pages\/standard-publication-reuse-rights"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2025,7,11]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>This session included 51 cases submitted to the workshop \u201cProgress in T- and NK-cell Lymphomas and Leukemias\u201d by the Society for Hematopathology and European Association for Haematopathology under \u201cBlood\/Bone Marrow\u2013Based Mature T- and NK-Cell Leukemias\/Lymphomas\u201d or \u201cT\/NK-cell neoplasms with a Leukemic Presentation.\u201d Entities encompassed T-cell prolymphocytic leukemia, T-cell large granular lymphocytic leukemia (LGLL), natural killer (NK)-LGLL\/chronic lymphoproliferative disorder of NK cells, adult T-cell leukemia\/lymphoma, aggressive NK-cell leukemia, and their mimics. Submitted cases illustrated classic and variant morphology, immunophenotype, and clinical features; the overlaps with reactive T-cell \/NK-cell lymphoproliferations; and challenges in differentiating these entities from other T-cell\/NK-cell neoplasms with a leukemic presentation. The cases were assessed using a multidisciplinary approach that included advancements in molecular genetics with their potential impact on clinical practice. We used the most recent classifications and summarized the key points relevant to diagnoses and differential diagnoses of respective entities.<\/jats:p>","DOI":"10.1093\/ajcp\/aqaf009","type":"journal-article","created":{"date-parts":[[2025,7,12]],"date-time":"2025-07-12T02:44:41Z","timestamp":1752288281000},"page":"7-25","source":"Crossref","is-referenced-by-count":2,"title":["Blood- and bone marrow\u2013based mature T-cell and natural killer cell leukemias and lymphomas: a summary in the series of the 2023 SH\/EAHP Workshop"],"prefix":"10.1093","volume":"164","author":[{"given":"Wei","family":"Wang","sequence":"first","affiliation":[{"name":"Department of Hematopathology, The University of Texas MD Anderson Cancer Center , Houston, TX ,","place":["United States"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Magdalena","family":"Czader","sequence":"additional","affiliation":[{"name":"Department of Pathology and Laboratory Medicine, Indiana University School of Medicine , Indianapolis, IN ,","place":["United States"]}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sa A","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Hematopathology, The University of Texas MD Anderson Cancer Center , Houston, TX ,","place":["United States"]}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"286","published-online":{"date-parts":[[2025,7,11]]},"reference":[{"key":"2025071122443672500_CIT0001","doi-asserted-by":"publisher","first-page":"1720","DOI":"10.1038\/s41375-022-01620-2","article-title":"The 5th edition of the World Health Organization classification of haematolymphoid tumours: lymphoid neoplasms","volume":"36","author":"Alaggio","year":"2022","journal-title":"Leukemia."},{"key":"2025071122443672500_CIT0002","doi-asserted-by":"publisher","first-page":"1229","DOI":"10.1182\/blood.2022015851","article-title":"The International Consensus Classification of mature lymphoid neoplasms: a report from 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