Publications by authors named "Giraud B"

Voxelotor (GBT440, OXBRYTA®) appeared recently as one of the possible treatments for sickle cell disease. This molecule, by binding the alpha globin of hemoglobin, causes hyperaffinity of the latter for oxygen and reduces its polymerization properties. Several therapeutic trials have been able to show its effectiveness on certain aspects of sickle cell disease; thus, the french HAS (High Authority of Health) college issued an early access authorization and, since 2021, this treatment can be offered to patients under a temporary authorization for use.

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Objectives: Non-adherence to biologic therapy is an issue in chronic inflammatory rheumatic diseases (CIRDs) and might be related to poor patient knowledge of the risk of these therapies. Our aim here was to evaluate the level of patient adherence to and knowledge of self-care safety skills for biologic therapy.

Methods: This was a multicentre, cross-sectional study in which out-patients visited an office- or hospital-based rheumatologist.

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Objectives: To compare accuracy of a continuous noninvasive cutaneous temperature using zero-heat-flux method to esophageal temperature and arterial temperature.

Design: Prospective study.

Setting: ICU and NeuroICU, University Hospital.

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Objectives: Nowadays, the recommended measures for optimal monitoring of axial Spondyloarthritis (ax-SpA) disease activity are either BASDAI and CRP, or ASDAS-CRP. However, there could be a gap between recommendations and daily practice. We aimed to determine the measures collected by rheumatologists in an ax-SpA follow-up visit, and to determine the impact of a meeting (where rheumatologists reached a consensus on the measures to be collected) on the collection of such measures.

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Non-invasive monitoring of haemoglobin concentration provides real-time measurement of haemoglobin concentration (SpHb) using multi-wavelength pulse co-oximetry. We hypothesised that in-vivo adjustment using the mean of three haemoglobinometer (HemoCue®) measurements from an arterial blood sample at the first SpHb measurement (HCueART) would increase the accuracy of the monitor. The study included 41 adults for a total of 173 measurements of haemoglobin concentration.

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Background: Various methods of haemoglobin (Hb) measurement are available to guide transfusion including several methods that allow for measurement at the bedside. This study directly compared their absolute and trend accuracy compared with values from the central lab (reference method).

Methods: Adult patients undergoing surgery with expected blood loss wore a rainbow ReSposable sensor connected to a Radical-7 Pulse CO-Oximeter (SpHb).

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Objective: Recent interest in the use of conducting polymers (CPs) for neural stimulation electrodes has been growing; however, concerns remain regarding the stability of coatings under stimulation conditions. These studies examine the factors of the CP and implant environment that affect coating stability. The CP poly(ethylene dioxythiophene) (PEDOT) is examined in comparison to platinum (Pt), to demonstrate the potential performance of these coatings in neuroprosthetic applications.

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Allogeneic hematopoietic stem-cell transplant (allo-SCT) remains the only cure for many hematological malignancies and some benign and congenital diseases. Busulfan, proposed in its injectable form, has quickly become a mainstay of pharmacological and myeloablative (or non-myeloablative) conditioning. This is following the outbreak in 2010 of a multicenter international clinical phase II trial, we tested the robustness and reliability of our organization in a complex model of organization and multifactorial partnership.

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To enable self-determination and participation equal with others for persons with disabilities, the social insurance agencies involved in rehabilitation provide benefits for rehabilitation and participation. In order to initiate and perform those benefits individually and purposively, it is necessary to detect and assess a potential need early across social insurance agencies. This requirement was strengthened by the UN Convention on the Rights of Persons with Disabilities.

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Importance Of The Field: The oxazaphosphorines (cyclophosphamide, ifosfamide and trofosfamide) are widely used in clinical practice for their antitumor and immunomodulatory activities. However, their use is associated with toxicities. The metabolism of oxazaphosphorines involves cytochrome P450 biotransformations, leading to highly reactive metabolites such as acrolein and chloroacetaldehyde responsible for urotoxicity, neurotoxicity and nephrotoxicity.

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Objective: Professional Practice Assessment (PPA) has become an obligation for all physicians in France, however its modalities remain unclear. The objective of this work was to evaluate the feasibility and accuracy of a PPA for private practice rheumatologists performed in the context of a network.

Methods: A list of items considered mandatory to collect during an outpatient visit for rheumatoid arthritis, was prepared by the network.

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Purpose Of The Study: Treatment of degenerative osteoarthritis of the wrist is aimed at preserving wrist motion and force while reducing pain. Limitation of the degenerative processes to certain joints raises the possibility of intracarpal arthrodesis, e.g.

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Purpose Of The Study: Reconstruction of the anterior cruciate ligament (ACL) is a common procedure, but use of lateral reinforcement is still a subject of debate. The purpose of this study was to compare two randomized series of ACL reconstructions, one using an intra-articular method (patellar tendon autograft) and the other an intra- and extra-articular method (Mac-InJones).

Material And Methods: From January 1995 to March 1998, 63 knees underwent surgery for ACL reconstruction.

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Purpose Of The Study: The objective of this study was to compare the dynamic hip screw (Synthes) and intramedullary fixation (Targon PF, Aesculap) for the treatment of pertrochanteric fractures in terms of stability, complications and cost effectiveness.

Material And Methods: This prospective randomized study included 60 patients hospitalized in an emergency setting for pertrochanteric fractures between December 2003 and June 2004. All surgeons in our unit participated in the study.

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Independent statistical observables for ultrametric disordered populations.

Phys Rev E Stat Phys Plasmas Fluids Relat Interdiscip Topics

December 1999

It is not exceptional that a sample of N random data X(i), i=1,...

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Superadditive correlation.

Phys Rev E Stat Phys Plasmas Fluids Relat Interdiscip Topics

May 1999

The fact that correlation does not imply causation is well known. Correlation between variables at two sites does not imply that the two sites directly interact, because, e.g.

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Formal neurons implementing wavelets have been shown to build nets that are able to approximate any multidimensional task. In this paper, we use a finite number of formal neurons implementing elementary tasks such as "sombrero" responses or even simpler "window" responses, with adjustable widths. We show this to provide a reasonably efficient, practical and robust, multifrequency analysis of tasks.

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Purpose: To validate an original technique described for pelvic node dissection.

Patients And Methods: A series of 192 patients were included in this study. The surgical technique we reported in 1987 is based on the use of a special retractor called the pelvioscope.

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Symmetries of independent statistical observables for ultrametric populations.

Phys Rev E Stat Phys Plasmas Fluids Relat Interdiscip Topics

September 2000

When N=2(G), random data X(i), i=1,ellipsis,N show ultrametric covariations, represented by a binary tree, decorrelated observables are defined by a covariance matrix diagonalization. Eigenvalue degeneracies lead one to regroup such observables into eigenprojectors. Symmetries of such projectors are discussed.

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Diffusion over a saddle with a langevin equation.

Phys Rev E Stat Phys Plasmas Fluids Relat Interdiscip Topics

February 2000

The diffusion problem over a saddle is studied using a multidimensional Langevin equation. An analytical solution is derived for a quadratic potential and the probability to pass over the barrier deduced. A very simple solution is given for the one-dimensional problem and a general scheme is shown for higher dimensions.

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Purpose: Retrospective analysis of the results of radiotherapy in localized prostatic adenocarcinoma. Complications were excluded.

Patients And Methods: Six-hundred-and-ten T1-T2 adenocarcinomas of the prostate were treated with continuous courses of external beam radiation therapy in 19 participating Institutes between January 1983 and January 1988.

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Glucocorticoids signal enhanced proteolysis in various instances of muscle atrophy and increased gene expression of components of the lysosomal, Ca(2+)-dependent, and/or ubiquitin-proteasome proteolytic pathways in both rat skeletal muscle and myotubes. Cushing's syndrome is characterized by chronic excessive glucocorticoid production, which results in muscle wasting. We report here no change in messenger RNA levels for cathepsin D (a lysosomal proteinase), m-calpain (a Ca(2+)-activated proteinase), ubiquitin, 14-kDa ubiquitin-activating enzyme E2, and 20S proteasome subunits (i.

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Objectives: To evaluate the efficacy and morbidity of surgical treatment of carcinoma of the penis. This series of patients was derived from a retrospective multicentre study (1959-1989), initially concerning 506 patients, all treatments combined.

Methods: One hundred and sixty-eight patients treated by surgery or surgery followed by external radiotherapy between 1959 to 1989 were included.

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Linear renal pelvis calcifications in a native kidney due to Corynebacterium urealyticum are described. These micro-organisms have an opportunistic behaviour and can be responsible for nosocomial urinary tract infection. Alkaline incrusted cystitis with linear vesical calcifications are considered as the most typical pattern.

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