Publications by authors named "Daniel Xibille Friedmann"

Objective: Being Mexico a very diverse developing country, the access to health care varies among geographical regions. We aimed to assess the differences in clinical features and treatment prescription in 3 regions of Mexico using data from the Mexican Adverse Events Registry (BIOBADAMEX).

Methods: We included all BIOBADAMEX patients from 2016 to 2023, compared the prescription patterns, the sociodemographic, clinical, and treatment characteristics between the northern (NR), central (CR), and southern regions (SR), and addressed the treatment survival by calculating hazards ratios (HRs).

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Article Synopsis
  • The update of the Mexican Guidelines for the Treatment of Systemic Lupus Erythematosus has been developed with input from various experts across the country.
  • The new guidelines follow the GRADE system, which helps in evaluating the quality of evidence for healthcare recommendations.
  • Key new topics included in the update are vaccines, pregnancy, and cardiovascular risk, which were not addressed in the previous guidelines from 2017.
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Objective: To develop updated guidelines for the pharmacological management of rheumatoid arthritis (RA).

Methods: A group of experts representative of different geographical regions and various medical services catering to the Mexican population with RA was formed. Questions based on Population, Intervention, Comparison, and Outcome (PICO) were developed, deemed clinically relevant.

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Objective: To describe characteristics of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in patients with rheumatic immune-mediated inflammatory diseases (IMIDs) from Argentina, Mexico and Brazil, and to assess factors associated with mortality in this population.

Methods: Data from 3 national registries, SAR-COVID (Argentina), CMR-COVID (Mexico), and ReumaCoV-Brasil (Brazil), were combined. Adult patients with IMIDs and SARS-CoV-2 infection were recruited.

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Article Synopsis
  • A study was conducted in a Covid-19 hospital in Morelos, Mexico, to assess the prevalence of SARS-CoV-2 antibodies among healthcare workers (HCW) and identify factors linked to infection.
  • The findings revealed that 31% of participants had antibodies, while only 13.1% had tested positive via RT-PCR, with higher seroprevalence seen in social workers (35.7%) compared to laboratory personnel (12.0%).
  • The study emphasizes the value of serological testing for accurately assessing infection rates in healthcare settings where only symptomatic cases are typically documented.
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Medication compliance is critical to achieve therapeutic efficacy in patients with rheumatoid arthritis; however, among other factors, low patient-health literacy plays a negative role. Therefore, the development and validation of audiovisual educational material with the participation of health specialists and patients could lead to an improved level of compliance with treatment, while favoring its acceptance. To design and validate audiovisual educational material generated by a multidisciplinary and participative group of patients and health specialists.

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Background: This article presents evidence and recommendations regarding the efficacy and safety of the approved and available therapies in Mexico to treat severe or established osteoporosis with the aim of developing a position regarding therapeutics in this stage of the disease, according to the descriptive cards of the National Drug Formulary of the National General Health Council of Mexico.

Methods: We performed a systematic and narrative review of the evidence of teriparatide and denosumab, from their pharmacological profile, effectiveness, and safety derived from clinical trials, as well as an analysis of the general recommendations of the national and international clinical practice guidelines.

Results: The evidence establishes that teriparatide and denosumab belong to different therapeutic classes, with biologically opposed mechanisms of action and indications of use, which are clearly differentiated in their respective national codes, therefore these drugs cannot be substitutable or interchangeable in severe osteoporosis therapy.

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Unlabelled: Therapeutic advances in rheumatoid arthritis require periodic review of treatment guidelines.

Objective: To update the Mexican College of Rheumatology guidelines on the pharmacological treatment of rheumatoid arthritis.

Method: Board certified rheumatologists from different health institutions and regions of the country participated.

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The aim of this paper is to evaluate the relationship of salivary ammonium levels and the presence of bacteria with rheumatoid arthritis (RA) clinical disease activity in a cross-sectional study of Mexican patients. From a periodontal and disease activity standpoint, 132 consecutive RA patients fulfilling clinical criteria were evaluated. Ammonia levels (including peptidyl arginine deiminase activity) were evaluated by colorimetric assay and the presence of , , and was evaluated by polymerase chain reaction (PCR) technique.

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There are national and international clinical practice guidelines for systemic lupus erythematosus treatment. Nonetheless, most of them are not designed for the Mexican population or are devoted only to the treatment of certain disease manifestations, like lupus nephritis, or are designed for some physiological state like pregnancy. The Mexican College of Rheumatology aimed to create clinical practice guidelines that included the majority of the manifestations of systemic lupus erythematosus, and also incorporated guidelines in controversial situations like vaccination and the perioperative period.

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The aim of this study was to determine the levels of leptin (Lep) and adiponectin (AdipoQ) in patients with gout and its relationship with joint inflammatory data and/or with metabolic syndrome (MetS) variables, during 1 year follow-up.Forty-one patients (40 males) with gout diagnosis, attending for the first time to a rheumatology department, were included. Evaluations were performed baseline, at 6 and 12 months.

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Biologic therapies, predominantly TNF-α inhibitors, have revolutionized the treatment of rheumatoid arthritis (RA). However, their clinical utility can be limited by the development of antidrug antibodies (ADAs). Immunogenicity is a complex phenomenon related to various drug, disease, and patient characteristics, and may be more common with the monoclonal antibodies than with etanercept, a soluble TNF receptor-Fc immunoglobulin fusion protein.

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Introduction: Rheumatoid arthritis (RA), an important cause of disability, affects 1% of the population. Early diagnosis and referral to a rheumatologist are positive prognostic factor but diagnosis in many cases is in the hands of primary care physicians (PCP).

Objective: To determine the criteria used by PCP for diagnosis of RA and referral of these patients to a rheumatologist; to evaluate how many cases can be classified as RA according to the ACR.

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