18 research outputs found

    Evaluation de l'activité des véhicules de liaison infirmiers et de l'efficience de la paramédicalisation des interventions effectuées par les sapeurs-pompiers de Loire-Atlantique (étude rétrospective sur l'année 2005)

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    L'objectif de ce travail est d'Ă©valuer l'activitĂ© des infirmiers sapeurs-pompiers dans le cadre des interventions des vĂ©hicules de liaison infirmiers (VLI) du service dĂ©partemental d'incendie et de secours de Loire-Atlantique. Nous avons donc rĂ©alisĂ© une Ă©tude rĂ©trospective de l ensemble des interventions paramĂ©dicalisĂ©es par les VLI de Loire-Atlantique sur l annĂ©e 2005 (855 interventions regroupant 905 victimes). Les rĂ©sultats montrent une bonne efficacitĂ© de l antalgie des douleurs post-traumatiques sans contexte de gravitĂ©. La pathologie mĂ©dicale ne semble pas ĂȘtre une bonne indication du VLI. Une rĂ©gulation mĂ©dicale prĂ©coce est indispensable pour assurer l efficience de ce moyen. En conclusion, le vĂ©hicule de liaison infirmier a sa place dans l aide mĂ©dicale urgente pour des indications ciblĂ©es et des conditions rigoureuses de mise en Ɠuvre.NANTES-BU MĂ©decine pharmacie (441092101) / SudocPARIS-BIUM (751062103) / SudocSudocFranceF

    EnquĂȘte observationnelle prospective concernant l'utilisation de la ventilation non invasive au service d'accueil et urgence du CHU de Nantes (Ă  propos de 49 cas)

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    Nous avons rĂ©alisĂ© un Ă©tat des lieux de l'utilisation de la ventilation non invasive pour insuffisance respiratoire aigue aux urgences de Nantes par le biais d'une Ă©tude prospective observationnelle sur 6 mois (49 cas). On constate une mortalitĂ© importante (28,6%). La ventilation non invasive semble utilisable aux urgences en cas d'exacerbation de bronchopneumopathie chronique obstructive et d'insuffisance respiratoire hypercapnique. La prise en charge de l'ƓdĂšme aigu du poumon avec une ventilation Ă  deux niveaux de pression est plus discutable, la ventilation Ă  pression positive continue semblant prĂ©fĂ©rable. Les autres causes d'insuffisance respiratoire aigue ne devraient pas ĂȘtre ventilĂ©es aux urgences, sauf cas particulier. Il existe une population non nĂ©gligeable en limitation de soins actifs nĂ©cessitant une prise en charge spĂ©cifique. On observe enfin un recours insuffisant au rĂ©animateur. En conclusion, la ventilation non invasive semble utilisable aux urgences de Nantes pour certains cas d'insuffisance respiratoire aigue, moyennant une sĂ©lection des patients et une surveillance adaptĂ©e.NANTES-BU MĂ©decine pharmacie (441092101) / SudocPARIS-BIUM (751062103) / SudocSudocFranceF

    Aspergillose pulmonaire invasive chez les patients sous ventilation mécanique: incidence et devenir (APICOVID)

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    International audienceBackground - Recent studies identified coronavirus disease 2019 (COVID-19) as a risk factor for invasive pulmonary aspergillosis (IPA) but produced conflicting data on IPA incidence and impact on patient outcomes. We aimed to determine the incidence and outcomes of COVID-19-associated pulmonary aspergillosis (CAPA) in mechanically ventilated patients. Methods - We performed a multicenter retrospective observational cohort study in consecutive adults admitted to 15 French intensive care units (ICUs) in 2020 for COVID-19 requiring mechanical ventilation. CAPA was diagnosed and graded according to 2020 ECMM/ISHAM consensus criteria. The primary objective was to determine the incidence of proven/probable CAPA, and the secondary objectives were to identify risk factors for proven/probable CAPA and to assess associations between proven/probable CAPA and patient outcomes. Results - The 708 included patients (522 [73.7%] men) had a mean age of 65.2 ± 10.8 years, a median mechanical ventilation duration of 15.0 [8.0-27.0] days, and a day-90 mortality rate of 28.5%. Underlying immunosuppression was present in 113 (16.0%) patients. Corticosteroids were used in 348 (63.1%) patients. Criteria for probable CAPA were met by 18 (2.5%) patients; no patient had histologically proven CAPA. Older age was the only factor significantly associated with probable CAPA (hazard ratio [HR], 1.04; 95% CI 1.00-1.09; P = 0.04). Probable CAPA was associated with significantly higher day-90 mortality (HR, 2.07; 95% CI 1.32-3.25; P = 0.001) but not with longer mechanical ventilation or ICU length of stay. Conclusion - Probable CAPA is a rare but serious complication of severe COVID-19 requiring mechanical ventilation and is associated with higher day-90 mortality

    Design, Synthesis, and In Vitro and In Vivo Evaluation of Cereblon Binding Bruton’s Tyrosine Kinase (BTK) Degrader CD79b Targeted Antibody–Drug Conjugates

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    Antibody–drug conjugates (ADCs) are an established modality that allow for targeted delivery of a potent molecule, or payload, to a desired site of action. ADCs, wherein the payload is a targeted protein degrader, are an emerging area in the field. Herein we describe our efforts of delivering a Bruton’s tyrosine kinase (BTK) bifunctional degrader 1 via a CD79b mAb (monoclonal antibody) where the degrader is linked at the ligase binding portion of the payload via a cleavable linker to the mAb. The resulting CD79b ADCs, 3 and 4, exhibit in vitro degradation and cytotoxicity comparable with that of 1, and ADC 3 can achieve more sustained in vivo degradation than intravenously administered 1 with markedly reduced systemic exposure of the payload
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