Results 31 to 40 of about 604 (128)

CMV-induced immune thrombocytopenia and excessive hematogones mimicking an acute B-precursor lymphoblastic leukemia

open access: yes, 2003
Hematogones (B-lymphocyte progenitor-precursor cells) are normal bone marrow constituents which are morphologically distinct lymphoid cells with homogeneous, condensed uniform nuclear chromatin and scant cytoplasm.
Kara, Abdurrahman   +3 more
core   +1 more source

Germline TP53 Mutations Causing Diamond–Blackfan Anemia: A French Report

open access: yesPediatric Blood &Cancer, Volume 73, Issue 7, July 2026.
ABSTRACT Diamond–Blackfan anemia is a rare congenital erythroblastopenia typically caused by mutations in ribosomal protein genes. Recently, gain‐of‐function mutations in TP53 have been identified as a novel cause of Diamond–Blackfan anemia. We report two French patients who both harbored a heterozygous TP53 deletion (NM_000546.5: c.1077delA; p ...
Rafael Moisan   +6 more
wiley   +1 more source

Light-chain-restricted hematogones are a potential diagnostic pitfall for B-cell lymphoma

open access: yesIndian Journal of Pathology and Microbiology
Background and Objective: The aim is to differentiate light-chain-restricted hematogones (LCR-HGs) from B-cell lymphoma. Materials and Methods: We identified eight patients who underwent bone marrow (BM) flow cytometry (FLC) diagnosis or evaluation for ...
Xiaofeng Yang   +2 more
doaj   +1 more source

Next Generation Flow and Next Generation Sequencing for Measurable Residual Disease Assessment in Multiple Myeloma Patients: A Real‐Life Italian Multicenter Harmonization Experience

open access: yesCancer Medicine, Volume 15, Issue 3, March 2026.
ABSTRACT Background The level of measurable residual disease (MRD) is one of the most important features correlating depths of response and long‐term outcomes in multiple myeloma (MM) and MRD evaluation is currently the gold standard tool for assessing treatment response.
Stefania Oliva   +37 more
wiley   +1 more source

Hematogones as an Internal Control in Flow Cytometric Analysis of Suspected Acute Lymphoblastic Leukemia

open access: yes, 1999
Hematogones are benign immature B cells that commonly populate the bone marrow of children. Their presence has been noted to interfere with the flowcytometric analysis of cases of suspected acute lymphoblastic leukemia (ALL) because their ...
Susan L. Hasegawa   +2 more
core   +1 more source

Aplastic anemia secondary to nivolumab and ipilimumab in a patient with metastatic melanoma: a case report

open access: yesExperimental Hematology & Oncology, 2018
Background Immune checkpoint blockade (ICB) is becoming an increasingly prevalent strategy in the clinical realm of cancer therapeutics. With more patients being administered ICB for a host of tumor types, the scope of adverse events associated with ...
D. E. Meyers   +5 more
doaj   +1 more source

Automated CLL cell population detection using a weakly supervised approach and CLL MRD flow cytometry data

open access: yesCytometry Part B: Clinical Cytometry, Volume 110, Issue 2, Page 77-91, March 2026.
Abstract Minimal/measurable residual disease detection is routinely performed as part of post‐diagnostic treatment plans for many types of cancer, for which multiparameter flow cytometry is one possible modality frequently used. We propose a machine learning approach for binary prediction of minimal residual disease status with flow cytometry data. Our
Wikum Dinalankara   +5 more
wiley   +1 more source

Immunophenotypic abnormality quantification refines multiparameter flow cytometry‐based measurable residual disease testing in adults allografted for acute myeloid leukemia in morphologic remission

open access: yesHemaSphere, Volume 10, Issue 2, February 2026.
Abstract Flow cytometry‐based measurable residual disease (MRD) testing is routinely used in acute myeloid leukemia (AML), but methodologies need refinement to optimize assay characteristics. Here, we examined 1215 adults with AML or myelodysplastic syndrome/AML allografted in morphologic remission to study how the type(s) of leukemic blasts and degree/
Calvin M. Le   +8 more
wiley   +1 more source

Explainable Ensemble Learning With Stain Normalization and Deep Feature Extraction for Acute Lymphoblastic Leukaemia Classification

open access: yesHealthcare Technology Letters, Volume 13, Issue 1, January/December 2026.
We propose an automated framework for early detection of acute lymphoblastic leukaemia (ALL) and its subtypes using 20,000 peripheral blood smear images. The method combines Vahadane‐based colour normalization, deep neural network feature extraction, and a stacking ensemble classifier to accurately distinguish ALL from haematogones and identify disease
Faysal Ahmmed   +3 more
wiley   +1 more source

FIGURE 1 from Siglec-15 Promotes Evasion of Adaptive Immunity in B-cell Acute Lymphoblastic Leukemia

open access: yes, 2023
Sig15 is highly expressed in B-ALL and additional hematologic malignancies. A, Relative SIG15 expression. B-ALL (N = 147; P = 3.6 × 10−19) and AML (N = 542; P = 2.0 × 10−9) samples showed higher SIG15 than normal PBMC samples (N = 74).
Christopher C. Porter (16556935)   +17 more
core   +1 more source

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