Publications by authors named "Soraya Benchikh el Fegoun"

Background:  Predicting annualized bleeding rate (ABR) during factor VIII (FVIII) prophylaxis for severe hemophilia A (SHA) is important for long-term outcomes. This study used supervised machine learning-based predictive modeling to identify predictors of long-term ABR during prophylaxis with an extended half-life FVIII.

Methods:  Data were from 166 SHA patients who received N8-GP prophylaxis (50 IU/kg every 4 days) in the pathfinder 2 study.

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Introduction: Challenges with personalised prophylaxis in haemophilia remain, including designing unique dosing schedules that require continual adjustments and monitoring using complex sampling procedures.

Aim: To assess long-term efficacy and pharmacokinetic outcomes with fixed-dose N8-GP prophylaxis.

Methods: Descriptive analyses were performed on data from the pathfinder 2 and pathfinder 5 trials of patients with severe haemophilia A.

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Introduction: Early treatment for acute bleeds in patients with haemophilia and inhibitors is feasible when patients are managed in haemophilia treatment centres (HTCs). Patients may need to attend non-HTCs for out-of-hours emergency care, especially if HTCs are not local and/or transport is difficult.

Aim: We evaluated the barriers to the fast treatment of bleeds in patients with haemophilia and inhibitors presenting at non-HTCs.

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Background: Acquired haemophilia (AH) is a rare bleeding disorder with significant morbidity and mortality. Most patients initially present to physicians without experience of the disease, delaying diagnosis and potentially worsening outcomes. Existing guidance in AH is limited to clinical opinion of few experts and does not address monitoring bleeds in specific anatomical locations.

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 Optimizing hemophilia care remains challenging in developing countries. Burden-of-disease studies are important to develop strategies for improving hemophilia care.  The HAEMOcare study evaluated the factors contributing to hemophilia-related orthopedic disease burden in developing countries.

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Background: Recombinant activated factor VII (rFVIIa; eptacog alfa activated, NovoSeven , Novo Nordisk A/S) is a bypassing agent used in congenital hemophilia A patients with inhibitors. Emicizumab (Hemlibra ; F Hoffmann-La Roche Ltd) is a recombinant, humanized, bispecific monoclonal antibody used for routine prophylaxis in patients with congenital hemophilia A with inhibitors. Concomitant use of the hemostatic agents rFVIIa and emicizumab carries a theoretical increased risk of thrombotic complications.

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Treating hemophilia A or B patients with inhibitors is particularly challenging, as they do not respond to replacement therapy with factor VIII or factor IX concentrates. A room temperature-stable formulation of recombinant activated factor VII (rFVIIa; NovoSeven ), which provides improved convenience and treatment access to patients compared with the earlier formulation of rFVIIa, was shown to be safe and effective in a post-authorization, multinational, observational study (Study Monitoring Antibodies against Room Temperature-stable factor 7 [SMART-7™]). In post hoc, subgroup analyses of SMART-7™ data, the hemostatic response following rFVIIa monotherapy in patients with hemophilia A or B with inhibitors by time to first treatment and in different age cohorts was assessed.

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Home therapy for uncomplicated mild/moderate bleeding can decrease healthcare burden, promote self-esteem, reduce complications, and provide near-normal quality of life. To evaluate recombinant activated factor VII (rFVIIa) as home therapy for joint bleeds in Algeria, Morocco, Oman, Saudi Arabia, and United Arab Emirates. Twenty-seven patients aged more than 2 years with congenital haemophilia and inhibitors were monitored for up to 8 months after a first haemarthrosis episode treated with rFVIIa.

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This updated safety review summarises the large body of safety data available on the use of recombinant activated factor VII (rFVIIa) in approved indications: haemophilia with inhibitors, congenital factor VII (FVII) deficiency, acquired haemophilia and Glanzmann's thrombasthenia. Accumulated data up to 31 December 2013 from clinical trials as well as post-marketing data (registries, literature reports and spontaneous reports) were included. Overall, rFVIIa has shown a consistently favourable safety profile, with no unexpected safety concerns, in all approved indications.

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Acquired haemophilia (AH) is a rare, often severe bleeding disorder characterised by autoantibodies to coagulation factor VIII (FVIII). Observational studies offer crucial insight into the disease and its treatment. Recombinant activated factor VII (rFVIIa, eptacog alfa activated) was available on an emergency and compassionate use basis from 1988 to 1999 at sites in Europe and North America.

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