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• PO77 | The clinical awareness of mixing test interpretation in the era of complex reporting algorithm: do we forget the origins? A. Fassina, L. De Valentin, S. Luzi, R. Turrini, A. Antico, L. Zardo | Laboratorio Analisi Castelfranco Veneto, ULSS Marca Trevigiana, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.346

  635

  PDF: 16
• 

  Persistence of functional anti-PF4 antibodies and neutrophil activation in vaccine-induced immune thrombotic thrombocytopenia

  Eleonora Petito, Anna Maria Mezzasoma, Emanuela Falcinelli, Chiara Conti, Erica De Candia, Raimondo De Cristofaro, Silvia Sorrentino, Gian Marco Podda, Mariangela Scavone, Anna Falanga, Marina Marchetti, Luca Barcella, Stefania Basili, Lucia Stefanini, Andrea Boccatonda, Laura Contino, Patrizia Sciancalepore, Igor Florio, Egidio Imbalzano, Rossella Marcucci, Angela Rogolino, Patrizia Noris, Marta Panella, Rita Santoro, Maria Costanza Turi, Gaetano Vaudo, Rosa Curcio, Paolo Gresele

  18-11-2025

  https://doi.org/10.4081/btvb.2025.400

  967

  PDF: 178

  HTML: 206

• CO50 | Diagnostic accuracy of the heparin-induced multiple electrode aggregometry (HIMEA) functional test for heparin-induced thrombocytopenia M. Bovara¹, M. Sebastiani², Am. Gori^3,4, A. Rogolino^3,4, A. Bertelli^3,4, G. Ciarrocca Taranta^3,4, R. Marcucci^3,4, M. Sartori⁵, B. Cosmi⁵, M. Silingardi⁶, A. M. Pizzini⁶, A. Marrocchi¹, R. Mancini¹ | ¹Laboratorio Unico Metropolitano Ospedale Maggiore, AUSL Bologna; ²IRCCS Istituto delle Scienze Neurologiche, Bologna; ³Centro Malattie Aterotrombotiche Azienda Ospedaliera Universitaria Careggi, Firenze; ⁴Dipartimento di Medicina Sperimentale e Clinica, Università di Firenze; ⁵U.O. di Angiologia e Malattie della Coagulazione dell’Azienda Ospedaliero Universitaria Policlinico S. Orsola-Malpighi, Bologna; ⁶Medicina Interna Ospedale Maggiore, Bologna, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.260

  623

  PDF: 17
• 

  Diagnostic challenges in current laboratory practice at Italian Hemophilia Centers: findings from a nationwide survey

  Tiziano Martini, Alessandra Valpreda, Marina Marchetti, Alberto Catalano, Laura Contino, Raimondo De Cristofaro, Augusto Bramante Federici, Ilaria Quaglia, Rossana Rossi, Rita Carlotta Santoro, Armando Tripodi, Angelo Claudio Molinari

  12-03-2026

  https://doi.org/10.4081/btvb.2026.431

  427

  PDF: 111

  Supplementary: 51

• PO084 | BRIDGING THE CLINICAL CHASM: GENETIC ANALYSIS AS A CONFIRMATORY TOOL IN MISMATCHED GLANZMANN THROMBASTHENIA R. Pastorino^1|3, F. Bocchi^1|3, A. Valpreda⁴, G. Murante^1|2|3, S. Bergonzi^1|2|3, M. Capetta^1|2|3, F. Valeri^1|2, C. Dainese^1|2, M. Gilestro⁵, D. Peruccio⁶, E. De Candia⁷, P. Concolino⁸, B. Bruno^2|3, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases, AOU Città della Salute e della Scienza, Italy; ²Division of Hematology, AOU Città della Salute e della Scienza di Torino, Italy; ³Department of Molecular Biotechnology and Health Sciences, University of Turin, Italy; ⁴Central Laboratory Baldi and Riberi, AOU Città della Salute e della Scienza di Torino, Torino, Italy; ⁵AOU Citta' della Salute e della Scienza , PO Molinette, Anatomy and Pathological Histology 1 U, Department of Laboratory Medicine - Flow Cytometry Laboratory, Torino, Italy; ⁶AOU Citta' della Salute e della Scienza di Torino, Maternal-Infant and Trauma Transfusion Medicine, Regina Margherita Hospital, Department of Laboratory Medicine, Torino, Italy; ⁷Haemostasis and Thrombosis Unit, Fondazione Policlinico Universitario A.Gemelli, IRCCS, Department of Translational Medicine, Università Cattolica del Sacro Cuore, Roma, Italy; ⁸Fondazione Policlinico Universitario A. Gemelli, IRCCS, Department of Laboratory and Hematological Sciences, Unit of Clinical Chemistry, Biochemistry and Molecular Biology, UOSD of Molecular and Genomic Diagnostics, Roma, Italy

  Rebecca Pastorino

  26-10-2026

  https://doi.org/10.4081/btvb.2026.900

  20

  PDF: 7

• CO103 | DIAGNOSTIC VALUE OF PLATELET GRANULE CONTENT AND RELEASE IN PATIENTS WITH INHERITED PLATELET FUNCTION DISORDERS WITH NORMAL PLATELET AGGREGATION L. Bury, E. Petito, E. Falcinelli, V. Fazzi, A.M. Mezzasoma, P. Gresele | Department of Medicine and Surgery, Section of Internal and Cardiovascular Medicine, University of Perugia, Italy

  Loredana Bury

  26-10-2026

  https://doi.org/10.4081/btvb.2026.805

  21

  PDF: 10

• CO-45 | BRIDGING THE CLINICAL CHASM: GENETIC ANALYSIS AS A CONFIRMATORY TOOL IN MISMATCHED GLANZMANN THROMBASTHENIA R. Pastorino^1|3, F. Bocchi^1|3, A. Valpreda⁴, G. Murante^1|2|3, S. Bergonzi^1|2|3, M. Capetta^1|2|3, F. Valeri^1|2, C. Dainese^1|2, M. Gilestro⁵, D. Peruccio⁶, E. De Candia⁷, P. Concolino⁸, B. Bruno^2|3, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases, AOU Città della Salute e della Scienza, Italy; ²Division of Hematology, AOU Città della Salute e della Scienza and University of Turin, Italy; ³Department of Molecular Biotechnology and Health Sciences, University of Turin, Italy; ⁴Central Laboratory Baldi and Riberi, AOU Città della Salute e della Scienza di Torino, Italy; ⁵AOU Citta' della Salute e della Scienza, PO Molinette, Anatomy and Pathological Histology 1 U, Department of Laboratory Medicine - Flow Cytometry Laboratory, Torino, Italy; ⁶AOU Citta' della Salute e della Scienza di Torino, Maternal-Infant and Trauma Transfusion Medicine, Regina Margherita Hospital, Department of Laboratory Medicine, Torino, Italy; ⁷Haemostasis and Thrombosis Unit, Fondazione Policlinico Universitario A.Gemelli, IRCCS, Department of Translational Medicine, Università Cattolica del Sacro Cuore, Roma, Italy; ⁸Fondazione Policlinico Universitario A. Gemelli, IRCCS, Department of Laboratory and Hematological Sciences, Unit of Clinical Chemistry, Biochemistry and Molecular Biology, UOSD of Molecular and Genomic Diagnostics, Roma, Italy

  Rebecca Pastorino

  14-10-2026

  https://doi.org/10.4081/btvb.2026.655

  48

  PDF: 12

• CO-37 | STEW-EFA STUDY: MULTICENTER EVALUATION OF ONE-STAGE AND CHROMOGENIC ASSAYS FOR EFANESOCTOCOG ALFA MEASUREMENT ON STAGO AND WERFEN PLATFORMS A.C. Molinari¹, M. Marchetti², A. Catalano³, L. Contino⁴, R. De Cristofaro⁵, A.B. Federici⁶, T. Martini⁷, I. Quaglia⁸, R. Rossi⁹, R. Santoro¹⁰, A. Tripodi¹¹, A. Valpreda¹² | ¹Regional Reference Centre for Hemorrhagic Diseases, Department of Hemato-Oncology, IRCCS Istituto Giannina Gaslini, Genova, Italy; ²Department of Immunohematology and Transfusion Medicine, ASST Papa Giovanni XXIII, Bergamo, Italy; ³Società per la Promozione dell'educazione Medica (S.P.E.Me), Italy; ⁴Hemostasis and Thrombosis Unit, AOU SS Antonio e Biagio e C Arrigo, Alessandria, Italy; ⁵Dipartimento di Medicina e Chirurgia Traslazionale, Facoltà di Medicina e Chirurgia "Agostino Gemelli," Università Cattolica S. Cuore, Roma, Italy - Servizio Malattie Emorragiche e Trombotiche, Fondazione Policlinico Universitario "A. Gemelli" Istituto di Ricerca e Cura a Carattere Scientifico, Roma, Italy; ⁶School of Medicine and Surgery, University of Milan-Bicocca, Milano, Italy; ⁷Hemophilia Centre, Immune-Hematology and Transfusion Medicine, University Hospital “Città della Salute e della Scienza", Torino, Italy; ⁸Center for Thrombosis and Hemorrhagic Diseases, IRCCS Humanitas Research Hospital Rozzano, Milan, Italy; ⁹Laboratory of Clinical Chemistry and Hematology, University Hospital of Parma, Italy; ¹⁰Hemophilia, Hemostasis, and Thrombosis Unit, Azienda Ospedaliero Universitaria Dulbecco, Catanzaro, Italy; ¹¹IRCCS Ca' Granda Maggiore Hospital Foundation and Angelo Bianchi Bonomi Hemophilia and Thrombosis Center, Milano, Italy; ¹²Central Laboratory Baldi and Riberi, AOU Città della Salute e della Scienza, Turin, Italy, reference laboratory of the Regional Center for Hemostasis and Thrombosis.

  Angelo Claudio Molinari

  14-10-2026

  https://doi.org/10.4081/btvb.2026.647

  39

  PDF: 15

• PO010 | D-DIMER TESTING BEYOND THROMBOSIS: A LABORATORY AUDIT OF TEST UTILIZATION, APPROPRIATENESS AND INTERPRETIVE CHALLENGES A. Mameli¹, E. Casula², E. Poma², F. Marongiu¹, D. Barcellona¹ | ¹Haemostasis and Thrombosis Unit; ²Laboratory Clinical Chemical Analysis and Microbiology, Azienda Ospedaliero-Universitaria (A.O.U.), Cagliari, Italy

  Antonella Mameli

  26-10-2026

  https://doi.org/10.4081/btvb.2026.826

  26

  PDF: 9

• PO047 | TRANSIENT IDIOPHATIC ACQUIRED VON WILLEBRAND SYNDROME: A RARE CHALLENGING CONDITION WITH A POSSIBLE RAPIDLY AND FAVOURABLE EVOLUTION G. Murante^1|2|4, S. Bergonzi^1|2|4, M. Capetta^1|2|4, F. Valeri^1|2, C. Dainese^1|2, A. Valpreda³, R. Pastorino^1|4, F. Bocchi^1|4, B. Bruno^2|4, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases; ²Division of Hematology; ³Central Lab. Baldi and Riberi, AOU Città della Salute e della Scienza di Torino, Italy; ⁴Dep. of Molecular Biotechnology and Health Sciences, University of Turin, Italy

  Giovanni Murante

  26-10-2026

  https://doi.org/10.4081/btvb.2026.863

  25

  PDF: 10

• PO63 | Atypical venous thrombosis in young patient with systemic lupus erythematosus and high-risk APL profile: provoked or not? E. Marrone, A. Parisi, G. Di Monda, F. Gallucci, D. Morelli, C. Romano, U. Malgeri, D. D’Auria, P. Morella | Internal Medicine Unit 3, Cardarelli Hospital, Naples, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.332

  611

  PDF: 23
• 

  Descriptive analysis of patients positive for anti-phospholipid antibodies included in two Italian registries

  Vittorio Pengo, Luca Sarti, Emilia Antonucci, Stefania Di Agostino, Elisa Bison, Gentian Denas, Daniela Poli, Pier Luigi Meroni, Roberto Gerli, Antonella Radice, Gualtiero Palareti, on behalf of FIRMA group and START collaborators

  12-10-2023

  https://doi.org/10.4081/btvb.2023.92

  1520

  PDF: 491

• CO-88 | TRANSIENT IDIOPHATIC ACQUIRED VON WILLEBRAND DISEASE: A RARE, CHALLENGING CONDITION WITH A POSSIBLE RAPID AND FAVORABLE EVOLUTION G. Murante^1|2|3, S. Bergonzi^1|2|3, M. Capetta^1|2|3, F. Valeri^1|2, C. Dainese^1|2, A. Valpreda⁴, R. Pastorino^1|3, F. Bocchi^1|3, B. Bruno^2|3, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases, AOU Città della Salute e della Scienza of Turin, Italy; ²Division of Hematology, AOU Città della Salute e della Scienza, University of Turin, Italy; ³Dep. of Molecular Biotechnology and Health Sciences, University of Turin, Italy; ⁴Central Lab. Baldi and Riberi, AOU Città della Salute e della Scienza of Turin, Italy

  Giovanni Murante

  14-10-2026

  https://doi.org/10.4081/btvb.2026.698

  41

  PDF: 20

• CO-51 | HEMOSTATIC AND CARDIOVASCULAR PROFILES IN HEMOPHILIA PATIENTS WITH AND WITHOUT ATHEROSCLEROSIS A. Napolitano, E. Zanon, L. Spiezia, G. Camporese, P. Scarinzi, F. Ahmad, G. Saggiorato, C. Bulato, S. Toffanin, S. Gavasso, F. Sartorello, C. Simion, E. Campello, P. Simioni | Hemophilia Center, University Hospital of Padua, Italy

  Angela Napolitano

  14-10-2026

  https://doi.org/10.4081/btvb.2026.661

  44

  PDF: 13

• PO075 | HEMOSTATIC AND CARDIOVASCULAR PROFILES IN HEMOPHILIA PATIENTS WITH AND WITHOUT ATHEROSCLEROSIS A. Napolitano, E. Zanon, L. Spiezia, G. Camporese, P. Scarinzi, F. Ahmad, G. Saggiorato, C. Bulato, F. Sartorello, S. Toffanin, A. Montagna, V. Azzaro, C. Simion, E. Campello, P. Simioni | Department of Medicine, University of Padova, Italy

  Angela Napolitano

  26-10-2026

  https://doi.org/10.4081/btvb.2026.891

  24

  PDF: 7

• CO36 | Inhibitor titer at diagnosis and clinical course in acquired hemophilia A: a single-center experience C. Simion, B. Stocco, E. Dalla Porta, E. Campello, G. Furlan, L. Spiezia, G. Saggiorato, F. Sartorello, E. Zanon, P. Simioni | Department of Medicine – DIMED, University of Padua, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.243

  588

  PDF: 33
• 

  Lupus anticoagulant: a never-ending story. New insights from anti-prothrombin antibodies

  Vittorio Pengo

  28-08-2026

  https://doi.org/10.4081/btvb.2026.469

  336

  PDF: 203

• PO046 | BLEEDING PHENOTYPE AND PLATELET FUNCTION TESTS IN BERNARD-SOULIER SYNDROME: A CORRELATION STUDY L. Onorati, S. Ferrari, D. Regazzo, A. Galbiati, A. Cerbo, L. Gianesello, C. Samà, A. Bertomoro, L. Spiezia, P. Simioni | Dipartimento di Medicina, Azienda Osp. Università di Padova, Italy

  Luca Spiezia

  26-10-2026

  https://doi.org/10.4081/btvb.2026.862

  22

  PDF: 9

• PO33 | Whole blood hypercoagulable profiles in patients with rheumatoid arthritis L. Spiezia¹, A. Giollo², C. Samà¹, A. Benetti¹, L. Di Luozzo², M. Salvato², A. Doria², P. Simioni¹ | ¹First Chair of Internal Medicine, Thrombotic and Hemorrhagic Diseases Unit, Department of Medicine, University Hospital of Padova; ²Rheumatology Unit, Department of Medicine, University Hospital of Padova, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.296

  632

  PDF: 17

• CO104 | PERIOPERATIVE BLEEDING IN CHILDREN WITH LOW VON WILLEBRAND FACTOR UNDERGOING ENT SURGERY: A 15-YEAR SINGLE-CENTER EXPERIENCE T. Martini¹, B. Borsellino¹, C. Linari², U. Miglio², B. Pollio¹ | ¹Hemophilia Centre, Immune-Hematology and Transfusion Medicine, University Hospital "Città della Salute e della Scienza", Torino, Italy; ²Laboratory Medicine, Regina Margherita Children's Hospital, 10126 Turin, Italy

  Beatrice Borsellino

  26-10-2026

  https://doi.org/10.4081/btvb.2026.806

  24

  PDF: 11
• 

  PO38 | PERICATHETER AND SYSTEMIC THROMBOSIS DURING CAR-T LYMPHOCYTAPHERESIS: INCIDENCE AND CLINICAL CORRELATES I. Pansini^1|2, E. Galli¹, A. Corrente², N. Piccirillo^1|2, M. Viscovo^1|2, S. Hohaus^1|2, P. Chiusolo^1|2, F. Sorà^1|2, S. Sica^1|2 | ¹Department of Laboratory and Hematologic Sciences, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome; ²Hematology Section, Department of Radiologic and Hematologic Sciences, Università Cattolica del Sacro Cuore, Rome, Italy

  ICTHIC 2026

  16-04-2026

  https://doi.org/10.4081/btvb.2026.532

  441

  PDF: 100

• BEST-02 | PERIOPERATIVE BLEEDING IN CHILDREN WITH LOW VON WILLEBRAND FACTOR UNDERGOING ADENOID AND TONSIL SURGERY: A 15-YEAR SINGLE-CENTER EXPERIENCE T. Martini¹, B. Borsellino^1|2, B. Pollio¹ | ¹Haemophilia Centre, Immune-Haematology and Transfusion Medicine, University Hospital “Città della Salute e della Scienza”, Torino, Italy; ²Department of Biomedicine and Prevention, PhD in Immunology, Molecular Medicine and Applied Biotechnology, University of Rome Tor Vergata, Roma, Italy

  Tiziano Martini

  14-10-2026

  https://doi.org/10.4081/btvb.2026.602

  101

  PDF: 19

• CO-04 | INTEGRATING EXPERTISE: IMPLEMENTATION OF A MULTIDISCIPLINARY PATHWAY FOR GENETIC TESTING AND COUNSELLING IN INHERITED BLEEDING DISORDERS E. Zacchi^1|2, L. Piscitelli¹, C. Manzi¹, L. Godino², F. Riccardi³, A. Vaisfeld^2|4, L. Valdrè¹ | ¹Inherited Bleeding Disorders Unit, IRCCS AOUBO, Bologna, Italy; ²Medical Genetics Unit, IRCCS AOUBO, Bologna, Italy; ³Regional Hub Centre for Hemophilia and Inherited Bleeding Disorders, University Hospital of Parma, Italy; ⁴Department of Medical and Surgical Sciences, University of Bologna, Italy

  Eliana Zacchi

  14-10-2026

  https://doi.org/10.4081/btvb.2026.614

  85

  PDF: 13

• CO100 | ANTIPHOSPHATIDYLSERINE–PROTHROMBIN ANTIBODIES IN ANTIPHOSPHOLIPID SYNDROME: CLINICAL ASSOCIATIONS AND DIAGNOSTIC GAPS MAPPED BY A SCOPING REVIEW H. Parikh¹, G. Gobbo^2|3, F. Albiero^2|3, J. Dass⁴, E. Esteve-Valverde^5|6, J. Alijotas-Reig^5|7, P. Simioni^2|3, A. Hoxha^2|3 | ¹Hemato-Oncology Clinic Vedanta, Ahmedabad, India; ²Department of Medicine (DIMED), University of Padua, Italy; ³Internal Medicine Unit and Thrombotic and Bleeding Disorder Centre, University Hospital of Padua, Padova, Italy; ⁴Department of Hematology, All India Institute of Medical Sciences, New Delhi, India; ⁵Vall d'Hebron Research Institute, Vall d'Hebron Hospital Campus, Barcelona, Spain; ⁶Systemic Autoimmune Diseases Unit, Department of Medicine, Hospital Sant Camil, Consorci Sanitari Alt-Penedes-Garraf, Sant Pere de Ribas, Barcelona, Spain; ⁷Department of Medicine, Universitat Autonoma, Barcelona, Spain

  Ariela Hoxha

  26-10-2026

  https://doi.org/10.4081/btvb.2026.802

  25

  PDF: 10

• CO22 | Assessment of coagulation profiles in septic patients using viscoelastic coagulation monitoring and rotational thromboelastometry in an internal medicine setting G. Gottardi, C. Simion, D. Regazzo, C. Samà, G.P. Arcidiacono, L. Gianesello, E. Campello, P. Simioni | Department of Medicine – DIMED, University of Padua, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.228

  567

  PDF: 26

• PO040 | PHARMACODYNAMIC CHARACTERIZATION OF THROMBIN GENERATION IN SEVERE HEMOPHILIA A PATIENTS ON EMICIZUMAB PROPHYLAXIS: A REAL-WORLD LONGITUDINAL STUDY M. Bergamaschi, A. Pallotta, M. Biglietto, S. Sorella, S. Ligia, E. Baldacci, A. Chistolini, C. Santoro, R. Mormile | Department of translational and precision Medicine, Sapienza, University of Rome, Italy

  Martina Bergamaschi

  26-10-2026

  https://doi.org/10.4081/btvb.2026.856

  24

  PDF: 8

• PO25 | Baseline thrombin generation test does not predict thrombotic events in acute leukemia: a monocentric prospective study M. Biglietto, R. Mormile, M.L. Bisegna, A. Laganà, A. L. Faccini, A. Papa, E. Baldacci, C. Santoro, M.S. De Propris, A. Chistolini | Hematology, Department of Translational and Precision Medicine Sapienza University of Roma, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.286

  654

  PDF: 13

• PO087 | BEYOND POSITIVITY: THE HIERARCHICAL ROLE OF IMMUNOASSAYS IN HEPARIN INDUCED THROMBOCYTOPENIA G. Murante^1|2|3, S. Bergonzi^1|2|3, M. Capetta^1|2|3, F. Valeri^1|2, C. Dainese^1|2, A. Valpreda⁴, R. Pastorino^1|3, F. Bocchi^1|3, A. Porreca⁵, B. Bruno^2|3, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases, AOU Città della Salute e della Scienza di Torino, Italy; ²Division of Hematology, AOU Città della Salute e della Scienza, Università di Torino, Italy; ³Dep. of Molecular Biotechnology and Health Sciences, University of Turin, Italy; ⁴Central Lab. Baldi and Riberi, AOU Città della Salute e della Scienza di Torino, Italy; ⁵Dep. of Human Sciences and Quality of Life Promotion, Clinical and Molecular Epidemiology, IRCCS San Raffaele Roma, Italy

  Giovanni Murante

  26-10-2026

  https://doi.org/10.4081/btvb.2026.903

  22

  PDF: 8

• PO034 | ASSESSMENT OF PLATELET AGGREGATION FOR THE DIAGNOSIS OF INHERITED PLATELET DISORDERS USING A FULLY AUTOMATED COAGULATION ANALYSER: COMPARISON WITH LTA AND MEA E. Falcinelli¹, L. Bury¹, E. Giglio¹, A.M. Mezzasoma¹, V. Fazzi¹, A. Rechner², P. Gresele¹ | ¹Dept. of Medicine and Surgery, Section of Internal and Cardiovascular Medicine, University of Perugia, Italy; ²Sysmex Europe

  Emanuela Falcinelli

  26-10-2026

  https://doi.org/10.4081/btvb.2026.850

  22

  PDF: 12

• PO114 | A CASE OF ACQUIRED HEMOPHILIA AFTER TAVI AND CORONARY ANGIOPLASTY IN PATIENT WITH ATRIAL FIBRILLATION AND MULTIPLES CARDIOVASCULAR RISK FACTORS – THE ART AND SCIENCE OF THERAPEUTIC CONFLICT M.M. Poggi¹, C. Tamburini², M. Littera², M. Mazzetti² | ¹SOC Medicina 1, Nuovo Ospedale Prato, Prato, Italy; ²SOD Medicina Interna Interdisciplinare, Azienda Ospedaliera Universitaria Careggi, Firenze, Italy

  Matteo Maria Poggi

  26-10-2026

  https://doi.org/10.4081/btvb.2026.930

  26

  PDF: 7

• PO042 | ACQUIRED HEMOPHILIA A AND ANTIPHOSPHOLIPID SYNDROME: CONCURRENCY OR OVERLAPPING? E. Galimberti¹, C. Ambaglio¹, T. Zollner¹, F. Schieppati^1|2, O.C. Cretu¹, F. Zunino¹, V. Brusegan¹, M. Marchetti^1|2, A. Falanga^1|2, L. Barcella¹ | ¹Immunohematology and Transfusion Medicine, Department of Transfusion Medicine and Hematology, ERN-EuroBloodNet - European Reference Network in Rare Hematological Diseases, ASST Papa Giovanni XXIII, Bergamo, Italy; ²School of Medicine and Surgery, University of Milano-Bicocca, Milano, Italy

  Elisa Galimberti

  26-10-2026

  https://doi.org/10.4081/btvb.2026.858

  25

  PDF: 8
• 

  Rationale and design of a study on D-dimer use to stratify patients after a first unprovoked venous thromboembolism for their risk of recurrence: extended low-dose Apixaban given only to patients with positive D-dimer results The Apidulcis study

  Gualtiero Palareti, Paolo Prandoni, Cristina Legnani, Emilia Antonucci, Serena Zorzi, Alberto Tosetto, Lorenza Bertù, Sophie Testa, Vittorio Pengo, Walter Ageno, Ida Martinelli, Benilde Cosmi, Eugenio Bucherini, Daniela Poli

  22-03-2022

  https://doi.org/10.4081/btvb.2022.10

  1890

  PDF: 564

  APPENDIX: 144

• CO-65 | COVID-19-ASSOCIATED HYPERCOAGULABILITY IN TYPE 2B VON WILLEBRAND DISEASE: INSIGHTS FROM GLOBAL HEMOSTATIC ASSAYS I. Condonato, C. Simion, E. Zanon, P. Simioni | Hemophilia Center, University Hospital of Padua, Italy

  Irene Condonato

  14-10-2026

  https://doi.org/10.4081/btvb.2026.675

  43

  PDF: 16
• 

  Availability of direct oral anticoagulants testing among Italian anticoagulation clinics: a rapid evolution of clinical practice On behalf of the Italian Federation of Centers for the Diagnosis of Thrombotic Disorders and the Surveillance of the Antithrombotic Therapies

  Daniela Poli, Antonio Ciampa, Valeria De Micheli, Angela Maria Iannone, Giuseppe Malcangi, Giuseppe Rescigno, Cinzia Scarone, Sophie Testa, Marco Marietta

  26-06-2026

  https://doi.org/10.4081/btvb.2026.485

  874

  PDF: 101

• PO131 | BEYOND THE INHIBITOR TITER: THE IMPORTANCE OF EARLY COMBINED IMMUNOSUPPRESSIVE THERAPY IN THE MANAGEMENT OF ACQUIRED HEMOPHILIA A M. Luongo¹, P. Massaro¹, M. Di Mascio¹, P.G. Simeone², F. Santilli², S. Verna¹ | ¹Immunohematology Service, Asl 02 Abruzzo, Chieti, Italy; ²Department of Medicine and Aging Sciences, and Center for Advanced Studies and Technology, “G. d’Annunzio” University of Chieti–Pescara, Italy

  Myriam Luongo

  26-10-2026

  https://doi.org/10.4081/btvb.2026.947

  26

  PDF: 8

• CO099 | OPTIMIZING CUT-OFFS FOR LUPUS ANTICOAGULANT TESTING: EVIDENCE FROM A MULTICENTER REGIONAL STUDY S. Nannini¹, G. Andreani², C. Bellini³, M. Bombara⁴, S. Brizzi¹, P. Calzoni⁵, M. Casini⁶, F. Cesari⁷, D. Fineschi⁸, A.M.G. Gelli⁹, L. Iordache¹⁰, M. Lorubbio¹¹, M. Martelloni⁹, A. Rogolino⁷, V. Scaccia³, M. Spagnuolo⁴, A. Terrosi³, F. Veneziani¹², R. Marcucci⁷, A.M. Gori⁷ | ¹SOS Patologia Clinica San Jacopo, Pistoia e SS Cosma e Damiano, Pescia, Azienda USL Toscana Centro, Italy; ²S.S.D Analisi Chimico-Cliniche Apuane e Microbiologia molecolare, Osp. delle Apuane, Azienda U.S.L Toscana Nord-Ovest, Italy; ³Lab. Analisi Chimico-Cliniche, Dip. di Medicina Diagnostica, Trasfusionale e Dei Servizi, Osp. Misericordia Grosseto AUSL TSE, Italy; ⁴Azienda USL Toscana Nordovest - Dipartimento Diagnostiche di Laboratorio, U.O.C. Laboratorio Analisi Chimico Cliniche, Ambito Territoriale Livorno, Italy; ⁵UOS Coagulazione, UOC Laboratorio di Patologia Clinica, AOU Senese, Italy; ⁶U.O. Analisi Chimico-Cliniche Azienda Ospedaliero Universitaria Pisana, Italy; ⁷Azienda Ospedaliero Universitaria Careggi, Dipartimento di Medicina Sperimentale e Clinica, Università di Firenze, Italy; ⁸UOC Laboratorio di Patologia Clinica, AOU Senese, Italy; ⁹SOS Patologia Clinica PO San Giuseppe, Empoli, Italy; ¹⁰Laboratorio Di Analisi Chimico-Cliniche E Microbiologiche, Ospedale Santo Stefano, Prato, Italy; ¹¹UOSD Medicina di Laboratorio Valdarno, Azienda USL Toscana Sud Est, Arezzo, Italy; ¹²Laboratorio Patologia Clinica, Ospedale San Giovanni di Dio, Firenze, Italy

  Michela Di Gioia

  26-10-2026

  https://doi.org/10.4081/btvb.2026.801

  26

  PDF: 10
• 

  PO70 | HEMOSTATIC ABNORMALITIES IN A PATIENT WITH WALDENSTRÖM'S MACROGLOBULINEMIA M. Gagliardi, L. Capone, A. Ciampa | Haemostasis Centre, AORN Moscati, Avellino, Italy

  ICTHIC 2026

  16-04-2026

  https://doi.org/10.4081/btvb.2026.559

  501

  PDF: 112

• PO27 | B-cell lymphoproliferative disorder and acquired coagulopathy: an insidious link C. Caputo, P. Conca, I.L. Calcaterra, E. Cimino, M. Romeo, M. Aversano, E. Franco, C. De Luca, R. Russo, C. Fierarossa, M.N.D. Di Minno, A. Tufano | Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.288

  623

  PDF: 15

• PO01 | Diagnosis of inherited platelet function disorders by platelet aggregometry using a fully automated coagulation analyzer E. Falcinelli¹, A.M. Mezzasoma¹, L. Bury¹, R. Martini¹, I. Tano¹, A. Rechner², P. Gresele¹ | ¹Department of Medicine, Section of Internal and Cardiovascular Medicine, University of Perugia, Italy; ²Sysmex Europe, Germany

  22-10-2025

  https://doi.org/10.4081/btvb.2025.311

  656

  PDF: 15

• CO016 | PLATELET HYPER-REACTIVITY AND PROCOAGULANT PHENOTYPE IN ESSENTIAL THROMBOCYTHEMIA: INSIGHTS FROM ADVANCED PLATELET FUNCTION TESTING A. Pozzi, G. Rosati, C. Barale, M. Padrini, R.M. Medici, G. Ferrari, E. Mordohovich, M. Tamietti, M. Armenio, M. Geminiani, M. De Gobbi, I. Russo, A. Morotti | Dip. Scienze Cliniche e Biologiche, Torino, Italy

  Alessandro Pozzi

  26-10-2026

  https://doi.org/10.4081/btvb.2026.718

  23

  PDF: 10

• CO29 | Emergency room physicians and oral anticoagulants related bleeding D. Barcellona^1,2, G. Melis¹, A. Bussu¹, M. Orrù¹, Ml. Caddeo¹, E. Antonucci², A. Mameli¹, F. Marongiu^1,2 | ¹SSD Emostasi e Trombosi, AOU Cagliari; ²Fondazione Arianna, Bologna, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.235

  666

  PDF: 21

• PO143 | GENDER DIFFERENCES IN COAGULATION PROFILE IN OBSTRUCTIVE CORONARY ARTERY DISEASE: PRELIMINARY RESULTS FROM AN ANGIOGRAPHICALLY CONTROLLED COHORT STUDY N. Osti¹, G. Musuraca¹, M. Spizzo², P. Pattini², G. Mango², F. Ambrosani², G. Poli³, C. Brocco¹, C. Angheben¹, M. Donini¹, F. Presa², M. Grusse⁴, P. Van Dreden⁴, A. Anesi¹, G. Lippi³, M. Del Greco¹, A. Castagna², S. Friso², A. Ferro¹, N. Martinelli² | ¹Azienda Sanitaria Universitaria Integrata del Trentino, Trento, Italy; ²Dip. di Medicina, Università di Verona, Verona, Italy; ³Sez. di Biochimica Clinica, Università di Verona, Verona, Italy; ⁴Clinical Research, Diagnostica STAGO, Gennevillers, France

  Nicola Osti

  26-10-2026

  https://doi.org/10.4081/btvb.2026.959

  21

  PDF: 7

• PO069 | PERIOPERATIVE CHALLENGES IN ACQUIRED THROMBOTIC THROMBOCYTOPENIC PURPURA DURING CAPLACIZUMAB TREATMENT J. Agnelli Giacchello¹, P. Sciancalepore¹, N.F. Trincheri², L. Contino¹, M. Ladetto³, R.M. Santi¹ | ¹SSD Emostasi e trombosi e malattie rare; ²SC Laboratorio Analisi; ³SCDU Ematologia, AOU SS. Antonio e Biagio e Cesare Arrigo, Alessandria, Italy

  Jacopo Agnelli Giacchello

  26-10-2026

  https://doi.org/10.4081/btvb.2026.885

  22

  PDF: 8

• CO-71 | ACQUIRED FACTOR XIII DEFICIENCY IN A PATIENT POST-CAR-T THERAPY FOR NON-HODGKIN LYMPHOMA: A CASE REPORT A. Strangio, M. Leotta, A. Ierardi, R.C. Santoro | Hemophilia, Hemostasis and Thrombosis Unit, Azienda Ospedaliero Universitaria Renato Dulbecco, Catanzaro, Italy

  Alessandra Strangio

  14-10-2026

  https://doi.org/10.4081/btvb.2026.681

  41

  PDF: 19

• PO65 | Utilization of emicizumab in acquired hemophilia A: a case report C. Caputo, P. Conca, I.L. Calcaterra, E. Cimino, M. Romeo, M. Aversano, E. Franco, C. De Luca, G. D’errico, L. Jr Valletta, M. Di Minno, A. Tufano | Department of Clinical Medicine and Surgery, Federico II University, Naples, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.334

  628

  PDF: 26

• PO132 | POST KIDNEY TRANSPLANT PRESENTATION OF ACQUIRED THROMBOTIC THROMBOCYTOPENIC PURPURA: A CASE OF PRE-EXISTING ADAMTS13 INHIBITORS G. Murante^1|2|5, S. Bergonzi^1|2|5, M. Capetta^1|2|5, F. Valeri^1|2, C. Dainese^1|2, A. Valpreda⁴, R. Pastorino^1|5, F. Bocchi^1|5, L. Biancone³, E. Gallo³, B. Bruno^2|5, A. Borchiellini^1|2 | ¹Regional Centre for Hemorrhagic and Thrombotic Diseases; ²Division of Hematology; ³Nephrology Dialysis and Transplant U; ⁴Central Lab. Baldi and Riberi, AOU Città della Salute e della Scienza di Torino, Italy; ⁵Dep. of Molecular Biotechnology and Health Sciences, University of Turin, Italy

  Giovanni Murante

  26-10-2026

  https://doi.org/10.4081/btvb.2026.948

  25

  PDF: 7

• PO60 | Asymptomatic PNH clone in acquired aplasia (AA) E. Marrone¹, U. Valentino¹, C. Mastrobuoni¹, A. Abate¹, A. Magliocca¹, F. Cinque¹, R. Buono¹, M. Annunziata², A. Picardi³, P. Morella¹ | ¹UOC Medicina 3, ²UOC Ematologia, ³UOC Ematologia, e Trapianto, AORN A. Cardarelli, Napoli, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.329

  577

  PDF: 16

• PO09 | Comparison of different aggregometry methods for evaluation of platelet function in patients with myeloproliferative neoplasms C. Fortino, I. Bertozzi, D. Regazzo, L. Gianesello, G. Nuozzi, F. Sartorello, V. Azzaro, G. Saggiorato, A. Bertomoro, P. Simioni | First Medical Clinic, Department of Medicine – DIMED, Università degli Studi di Padova, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.271

  557

  PDF: 12

• CO23 | Markers of inflammation and hypofibrinolysis are associated with cognitive dysfunction and motor performances in atrial fibrillation patients on oral anticoagulant therapy: insights from the Strat-AF study F. Alfano^1,2, F. Cesari^1,2, A.M. Gori^1,2, M. Berteotti^1,2, E. Salvadori³, B. Giusti^1,2, A. Bertelli^1,2, F. Fratini⁴, A. Rogolino^1,2, B. Formelli^4,5, F. Pescini^4,5, E. Fainardi⁶, E. Barucci⁴, G. Salti⁵, A. Cavaliere⁴, A. Ginestroni⁶, A. Poggesi^4,5, R. Marcucci^1,2 | ¹Department of Experimental and Clinical Medicine, University of Firenze; ²Center for Atherothrombotic Diseases, Careggi University Hospital, Firenze; ³Department of Biomedical and Clinical Sciences, University of Milan; ⁴NEUROFARBA Department, Neuroscience Section, University of Firenze; ⁵Stroke Unit, Careggi University Hospital, Firenze; ⁶Neuroradiology Unit, Careggi University Hospital, Department of Experimental and Clinical Biomedical Sciences, University of Firenze, Italy

  22-10-2025

  https://doi.org/10.4081/btvb.2025.229

  732

  PDF: 26

• CO44 | First interlaboratory validation workshop of immunofluorescence microscopy on the peripheral blood smear for recognizing patients with inherited platelet disorders C. Zaninetti¹, L. Bury², V. Bozzi³, A. Zamora-Cánovas⁴, K. Althaus⁵, G. Uzun⁵, S. Brown⁶, A. Norman⁶, D. Faille⁷, A. Stepanian⁸, C. Freyer¹, L. Kager⁹, T. Bakchoul⁵, A. Pecci³, P. Gresele², T. Thiele¹, J. Rivera⁴, A. Greinacher¹ | ¹Institut für Immunologie und Transfusionsmedizin, Universitätsmedizin Greifswald, Germany; ²Department of Medicine, Section of Internal and Cardiovascular Medicine, University of Perugia, Italy; ³Department of Internal Medicine, University of Pavia, Italy; General Medicine 1, IRCCS Policlinico San Matteo Foundation, Pavia, Italy; ⁴Servicio de Hematología, Hospital Universitario Morales Meseguer, Centro Regional de Hemodonacio´n, Universidad de Murcia, Spain; ⁵Institute for Clinical and Experimental Transfusion Medicine, University Hospital of Tuebingen, Germany; Center for Clinical Transfusion Medicine, Tuebingen, Germany; ⁶Centre for Children’s Health and Research CCHR, South Brisbane, Australia; ⁷Laboratoire d’Hématologie, Assistance Publique Hôpitaux de Paris, Hôpital Bichat-Claude-Bernard, Paris, France; ⁸AP-HP, Service d’Hématologie Biologique, Hôpital Lariboisière, Paris Cité University, Paris, France; ⁹St. Anna Kinderspital, Universitätsklinik für Kinder- und Jugendheilkunde der Medizinischen Universität Wien, Austria

  22-10-2025

  https://doi.org/10.4081/btvb.2025.250

  595

  PDF: 20

• CO-76 | MILD HEMOPHILIA A CARRIER WITH CONCOMITANT STORAGE POOL DISEASE: DIAGNOSTIC CHALLENGES IN A SYMPTOMATIC FEMALE PATIENT A. Strangio, M. Leotta. A. Ierardi, R.C. Santoro | Hemophilia center, AOU Renato Dulbecco, Catanzaro, Italy

  Alessandra Strangio

  14-10-2026

  https://doi.org/10.4081/btvb.2026.686

  34

  PDF: 19