Background: Preoperative transfusions are frequently given to prevent morbidity in nonpregnant patients with sickle cell disease. We describe a case of a life-threatening delayed hemolytic transfusion reaction with hyperhemolysis syndrome in pregnancy.
Case: A multigravida with sickle cell disease underwent prophylactic blood transfusion before repeat cesarean delivery. Her immediate postpartum course was uneventful, but on postoperative day number 6 she presented in grave condition with what was thought initially to be an infection versus crisis. Delayed hemolytic transfusion reaction with hyperhemolysis was ultimately diagnosed.
Conclusion: In the gravida with sickle cell disease and known multiple red cell antibodies, blood transfusion may incur a higher risk for delayed transfusion reaction, hyperhemolysis syndrome, and possible death. Blood transfusion should be used cautiously in these patients.
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http://dx.doi.org/10.1097/01.AOG.0000258784.61584.f5 | DOI Listing |
Transfusion
January 2025
Blood Bank - Laboratory of Immunohematology, Centre Hospitalier Universitaire Brugmann/Université Libre de Bruxelles (ULB), Brussels, Belgium.
Background: Detection of alloantibodies associated with the JK system may be tricky. They are nevertheless associated with transfusion reactions and their detection is crucial.
Study Design And Methods: Retrospectively and over a period of 7 years, we compared the results obtained using two different assays for antibody detection.
Arch Pathol Lab Med
December 2024
Hematopathology and Transfusion Medicine, University Health Network, Toronto, Ontario, Canada (Xia).
Context.—: Small biopsies are used for histologic, immunophenotypic, cytogenetic, molecular genetic, and other ancillary studies. Occasionally, this diagnostic tissue is exhausted before molecular testing can be performed.
View Article and Find Full Text PDFBiochem Cell Biol
January 2025
Department of Breast Surgery, Ganzhou People's Hospital, Ganzhou, Jiangxi 341000, China.
The paper aimed to reveal the impacts and the possible mechanism of action of lectin mannose-binding 2 protein (LMAN2) in HER2-positive breast cancer (BC). The expression, prognostic potential of LMAN2, and the correlation between LMAN2 and HEAT repeat containing 3 (HEATR3) in BC were analyzed in TCGA database. Intact, Mentha, and BioGrid databases predicted LMAN2-HEATR3 interactions.
View Article and Find Full Text PDFAm J Ther
January 2025
Anesthesiology and Perioperative Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA.
Clinical Features: Sickle cell patients may develop a multitude of antibodies and experience life-threatening events with transfusion such as hyperhemolysis syndrome or delayed hemolytic transfusion reaction. Further transfusion may not be possible in such cases.
Therapeutic Challenge: When conventional blood products are not available for transfusion yet the patient requires additional oxygen-carrying support, artificial oxygen carriers may be required.
Talanta
January 2025
Department of Transfusion Medicine, School of Laboratory Medicine and Biotechnology, Southern Medical University, Guangzhou, 510515, China; Shenzhen Bao'an District Central Blood Station, Shenzhen, 518101, China. Electronic address:
Respiratory syncytial virus (RSV) is a major cause of acute respiratory tract infections in infants and elderly individuals, leading to hospitalisation and potentially fatal outcomes, posing a serious threat to global health and economy. This study proposes a smartphone-based mobile digital pressure sensor (smartphone-MDPS) for the quantitative detection of the RSV fusion protein (RSV-F) in clinical nasopharyngeal samples. The smartphone-MDPS utilized two monoclonal antibodies (mAbs) specific to the F protein, of which mAb1 was conjugated with Au@PtNPs (Au@PtNPs-mAb1) as the detection antibody and mAb2 was coupled with magnetic beads (MB-mAb2) as a coating antibody to establish a novel sandwich immunoassay.
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