The new techniques of genetic analysis have made it possible to identify many new forms of inherited thrombocytopenias (IT) and study large series of patients. In recent years, this has changed the view of IT, highlighting the fact that, in contrast to previous belief, most patients have a modest bleeding diathesis. On the other hand, it has become evident that some of the mutations responsible for platelet deficiency predispose the patient to serious, potentially lifethreatening diseases. Today's vision of IT is, therefore, very different from that of the past and the therapeutic approach must take these changes into account while also making use of the new therapies that have become available in the meantime. This review, the first devoted entirely to IT therapy, discusses how to prevent bleeding in those patients who are exposed to this risk, how to treat it if it occurs, and how to manage the serious illnesses to which patients with IT may be predisposed.
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http://dx.doi.org/10.3324/haematol.2022.280856 | DOI Listing |
Blood Adv
January 2025
Centre for Haematology, Department of Immunology and Inflammation, Imperial College London, London, United Kingdom, London, United Kingdom.
Immune Thrombocytopenia (ITP) is a heterogenous autoimmune disorder diagnosed by excluding other conditions. Misdiagnosis of primary ITP occurs in patients with inherited thrombocytopenia and primary immunodeficiency syndromes. This study investigates whether genetic testing for inherited thrombocytopenia or primary immunodeficiency can enhance diagnostic accuracy in ITP, and guide treatment strategies.
View Article and Find Full Text PDFSemin Thromb Hemost
January 2025
Department of Pediatrics, Oncology and Hematology, Medical University of Lodz, Lodz, Poland.
22q11.2 deletion syndrome (22q11.2DS) is one of the most common congenital malformation syndromes resulting from disrupted embryonic development of pharyngeal pouches.
View Article and Find Full Text PDFCells
December 2024
Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy.
Mutations in the genes , , and cause three clinically overlapping thrombocytopenias characterized by a predisposition to hematological neoplasms. The gene, which encodes a protein involved in protein-protein interactions, is downregulated by RUNX1 during megakaryopoiesis. Mutations in 5'UTR of ANKRD26, leading to ANKRD26-RT, disrupt this regulation, resulting in the persistent expression of ANKRD26, which leads to impaired platelet biogenesis and an increased risk of leukemia.
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 PDFHaematologica
January 2025
Aix Marseille Univ, INSERM, INRAe, C2VN, Marseille.
Germline variants of FLI1, essential for megakaryopoiesis, are linked to bleeding disorders, platelet aggregation defects and mild thrombocytopenia. However, the mechanisms behind these abnormalities remain unclear. This study aims to elucidate the impact of FLI1 variants on human megakaryocytes and platelets.
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