The identification of IGH::TCL1 fusion in these two cases of splenic B-cell lymphoma/leukemia suggests that TCL1 gene rearrangements can occur in B-cell lymphoma/leukemia and should not be considered exclusive to T-cell prolymphocytic leukemia. Accurate diagnosis of splenic B-cell lymphoma/leukemia with TCL1 rearrangement requires evaluation of morphologic and immunophenotypic features and genetic assessment of TCL1.
4 days ago
Journal
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CD5 (CD5 Molecule) • MME (Membrane Metalloendopeptidase) • TCL1A (TCL1 Family AKT Coactivator A)
P2, N=60, Recruiting, Fred Hutchinson Cancer Center | Trial completion date: Jan 2028 --> Mar 2029 | Trial primary completion date: Feb 2026 --> Apr 2027
7 days ago
Trial completion date • Trial primary completion date
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HLA-DRB1 (Major Histocompatibility Complex, Class II, DR Beta 1)
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cyclophosphamide • fludarabine IV • busulfan • cyclosporin A microemulsion • Grafapex (treosulfan) • Neupogen (filgrastim)
One proposed mechanism for the development of both hematologic malignancies in this patient is the acquisition of a KMT2A rearrangement, raising the possibility of clonal evolution resulting in therapy-related or secondary leukemia. Another explanation is the presence of a common clonal stem cell progenitor harboring a JAK3 mutation.
P2, N=41, Completed, Ohio State University Comprehensive Cancer Center | Active, not recruiting --> Completed | Trial completion date: Dec 2025 --> May 2025 | Trial primary completion date: Aug 2025 --> May 2025
3 months ago
Trial completion • Trial completion date • Trial primary completion date
P1, N=18, Active, not recruiting, City of Hope Medical Center | Trial completion date: Nov 2025 --> Nov 2026 | Trial primary completion date: Nov 2025 --> Nov 2026
3 months ago
Trial completion date • Trial primary completion date
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CCND1 (Cyclin D1) • FCER2 (Fc Fragment Of IgE Receptor II)
Standard therapies include alemtuzumab-based regimens and hematopoietic stem cell transplantation, although relapse rates remain high. This case underscores the need to recognize indolent presentations of T-cell prolymphocytic leukemia that may be managed conservatively. Further research is required to identify prognostic markers and optimize therapeutic strategies.
4 months ago
Review • Journal
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ATM (ATM serine/threonine kinase) • CD8 (cluster of differentiation 8) • CD4 (CD4 Molecule) • STAT5B (Signal Transducer And Activator Of Transcription 5B) • TCL1A (TCL1 Family AKT Coactivator A)
P=N/A, N=200, Recruiting, Masonic Cancer Center, University of Minnesota | Trial completion date: Oct 2026 --> Feb 2027 | Trial primary completion date: Oct 2025 --> Feb 2026
4 months ago
Trial completion date • Trial primary completion date