Eight pregnancies complicated by immunologic thrombocytopenic purpura are described and the literature is reviewed. We conclude that, while steroid treatment favorably influenced fetal platelet counts in our cases, overall experience with this disease indicates that such protection is incomplete in some cases and unnecessary in others. Antiplatelet antibody levels show promise as excellent indicators of fetal thrombocytopenia, and elevated levels may be an indication for steroid therapy for the improvement of fetal well-being in some cases.
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http://dx.doi.org/10.1016/0002-9378(83)90481-7 | DOI Listing |
Development
January 2025
Institute for Regenerative Medicine, State Key Laboratory of Cardiology and Medical Innovation Center, Shanghai East Hospital, School of Life Sciences and Technology, Tongji University, Shanghai 200092, China.
Hematopoietic development is tightly regulated by various factors. The role of RNA m6A modification during fetal hematopoiesis, particularly in megakaryopoiesis, remains unclear. Here, we demonstrate that loss of m6A methyltransferase METTL3 induces formation of double-stranded RNAs (dsRNAs) and activates acute inflammation during fetal hematopoiesis.
View Article and Find Full Text PDFPlacenta
January 2025
Department of Obstetrics and Gynecology, Peking University Shenzhen Hospital, Shenzhen, China; Shenzhen Key Laboratory on Technology for Early Diagnosis of Major Gynecological Diseases, Shenzhen, China. Electronic address:
Background: Preeclampsia is a major challenge for obstetricians due to its severe impacts on maternal and fetal health. Lysine lactylation (Kla) derived from lactate is a novel type of post-translational modification which has been confirmed to affect the malignant progression of diseases as an epigenetic modifier. However, the systemic lactylome profiling of preeclampsia is still unclear.
View Article and Find Full Text PDFJ Pediatr Hematol Oncol
January 2025
Departments of Laboratory Medicine.
Fetal and neonatal alloimmune thrombocytopenia (FNAIT) results from maternal antibodies targeting fetal platelets during pregnancy, often causing hemorrhagic manifestations detectable antenatally or shortly after birth. We report an atypical form of FNAIT with delayed onset in a healthy, breastfed male infant who developed diffuse petechiae 2 weeks after birth due to severe thrombocytopenia. The mother was shown to be negative for the human platelet antigen-1a (HPA-1a) allele but had anti-HPA-1a IgG antibodies, while the father and newborn were HPA-1a positive, confirming the diagnosis.
View Article and Find Full Text PDFEur J Haematol
January 2025
Division of Hematology and Medical Oncology, Oregon Health & Science University, Portland, Oregon, USA.
Hematologic complications are common in pregnancy and can significantly impact both maternal and fetal health. Recognizing and treating these complications can be challenging due to the limited evidence available to guide clinical consultants. Iron deficiency anemia is the most prevalent hematologic issue in pregnancy and often occurs due to increased maternal blood volume and the nutritional demands of the growing fetus.
View Article and Find Full Text PDFToxicon
January 2025
Emergency Department, Setthatirath Hospital,Vientiane,Lao PDR.
Snakebite envenoming in pregnant women is rare, accounting for approximately 0.5-1.8% of all snakebite cases.
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