144 research outputs found

    The Business Intelligence and Its Influence on Decision Making

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    Nowadays, organizations seek to be within the framework of the fourth industrial revolution and build the competitive pillars of today's business based on a different value proposition that satisfies customer needs based on business intelligence. The purpose of this paper is to share an author's review based on diverse points of view whose convergence focuses on the importance of internal and external data collection, which after an evaluation and validation process, becomes specialized information that is integrated as knowledge and influence in decision making

    Organization and Society: Understanding Corporate Social Responsibility and The Inclusive Business in The Peruvian Business Environment

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    The concepts and terminologies that link the efforts of companies and society for poverty reduction are increasingly numerous and lend themselves to confusion, both conceptually and in their practical business applications. Terms such as inclusive innovation, inclusive business, corporate social responsibility, sustainability, and third sector-social enterprise, all, in essence, have some link between the vision of a business and its contribution to society through its management model. But in practice, that linkage does not mean that they have the same approach and objective. The abundance of terms makes it difficult to create more dynamic progress toward the common goals established by the United Nations at the World Economic Forum in Davos (1999). These goals emphasize the relevance of collaborative contributions from the business sector for the preservation of social values and global economic progress, as well as sustainable global development. In this work, our objective is to clarify two concepts of business management—corporate social responsibility and inclusive business—in the Peruvian Business Environment. This research is intended to generate clarity for future research that seeks to strengthen the link between business and society in Peru. We present, as an introductory framework, a brief review of scenarios related to world poverty, and, poverty in Peru

    Three dimensional rotational angiography imaging of double aortic arch vascular ring

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    Three dimensional (3D) rotational angiography is a technique used increasingly for imaging in congenital heart disease. Here the use of this technique for imaging of double aortic arch vascular ring is described and the advantages of this modality. are discussed. 3D rotational angiography is an excellent tool for imaging of various vascular anomalies. It provides high quality accurate images through a quick and safe procedure.peer-reviewe

    The Evolving Role of Taxanes in Combination With Cetuximab for the Treatment of Recurrent and/or Metastatic Squamous Cell Carcinoma of the Head and Neck : Evidence, Advantages, and Future Directions

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    The addition of cetuximab to platinum-based chemotherapy (cisplatin or carboplatin plus 5-fluorouracil [5-FU]), followed by maintenance cetuximab until disease progression (EXTREME), resulted in the first regimen to yield significantly improved survival outcomes in the first-line treatment of patients with recurrent and/or metastatic squamous cell carcinoma of the head and neck (R/M SCCHN) in over 30 years. Currently, the EXTREME regimen is a guideline-recommended treatment in the first-line R/M setting, and, therefore, it is used as a control arm in all new first-line, phase 3 immunotherapy trials. More recently, new checkpoint inhibitor approaches have emerged and are changing the treatment landscape for PD-L1\u2013positive patients with R/M SCCHN. Additionally, alternative chemotherapy backbones in R/M SCCHN are continually investigated. Replacing 5-FU with a taxane in the EXTREME regimen seeks to take advantage of the potential immunogenic and proapoptotic synergy between cetuximab and docetaxel or paclitaxel. These cetuximab-, platinum-, and taxane-based treatments have demonstrated promising survival results and cytoreductive properties in single-arm studies. Thus, these combination treatments may be of importance to patients with high tumor burden and dangerous site involvements (e.g., causing bleeding, suffocation, dysphagia, or ulceration), in whom symptom relief is a key treatment goal. TPExtreme is the first large, randomized trial comparing a cetuximab, platinum, and taxane combination regimen with EXTREME. Currently, the substitution of 5-FU with a taxane is a feasible and clinically beneficial option for patients with contraindications to 5-FU. The TPEx regimen appears to be a new option in first-line R/M SCCHN, with a shorter time on CT and significantly lower toxicity than the EXTREME regimen. For patients with R/M disease in whom further cisplatin- or carboplatin-based treatment is unsuitable, or whose disease has already progressed on first-line R/M therapy, treatment options such as cetuximab plus a taxane, which capitalize on the combinative ability of the 2 agents, can be considered. Notably, it is as of yet unknown what second-line treatments may be suitable to follow a checkpoint inhibitor-based first-line therapy

    Phase II study of CC-486 (oral azacitidine) in previously treated patients with locally advanced or metastatic nasopharyngeal carcinoma

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    BACKGROUND: Treatment options are limited for recurrent nasopharyngeal carcinoma (NPC). We report results from a phase II study of CC-486 (oral azacitidine) in advanced NPC. PATIENTS AND METHODS: Patients with locally advanced or metastatic NPC and 1-2 prior treatment regimens received CC-486 300 mg daily on days 1-14 of 21-day cycles until disease progression or unacceptable toxicity. The first 6 patients of Asian-Pacific Islander (API) ethnicity received a reduced dose of 200 mg to preserve safety and tolerability; if well tolerated, subsequent API patients received CC-486 300 mg. The study could advance to stage 2 if > 4 patients achieved a response. Co-primary end-points were overall response rate (ORR) and progression-free survival (independent review). Key secondary end-points were overall survival and safety. RESULTS: Owing to faster-than-anticipated enrolment, 36 patients, including 13 of API ethnicity, were enrolled; the median age was 54.0 years. Most patients were male (81%) and had an Eastern Cooperative Oncology Group performance status 64 1 (97%). Among 25 efficacy-evaluable patients, the ORR was 12%; the median progression-free and overall survival were 4.7 and 18.0 months, respectively. The most common grade III/IV treatment-emergent adverse events were neutropenia (33%) and febrile neutropenia (11%). Twenty-one posttreatment deaths, primarily due to progressive disease or disease complications, and 1 on-treatment death (epistaxis, unrelated to study drug) occurred. The study did not advance to stage 2. CONCLUSION: CC-486 did not show sufficient clinical activity to support further development as monotherapy in this patient population. The safety profile of CC-486 in NPC was consistent with that in other solid tumours

    Consensus guidelines for the management of radiation dermatitis and coexisting acne-like rash in patients receiving radiotherapy plus EGFR inhibitors for the treatment of squamous cell carcinoma of the head and neck

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    Background: Radiation dermatitis occurs to some degree in most patients receiving radiotherapy, with or without chemotherapy. Patients with squamous cell carcinoma of the head and neck (SCCHN) who receive radiotherapy in combination with epidermal growth factor receptor (EGFR) inhibitors, such as cetuximab, may develop a characteristic acne-like rash in addition to dermatitis. Design: An advisory board of 11 experienced radiation oncologists, medical oncologists and dermatologists discussed the management options for skin reactions in patients receiving EGFR inhibitors and radiotherapy for SCCHN. Skin toxicity was categorised according to the National Cancer Institute—Common Terminology Criteria for Adverse Events (version 3) grading. Results: Both general and grade-specific approaches for the management of dermatitis in this patient group are presented. It was concluded that where EGFR inhibitor-related acne-like rash and dermatitis coexist within irradiated fields, management should be based on the grade of dermatitis: for grade 1 (or no dermatitis), treatment recommendations for EGFR-related acne-like rash outside irradiated fields should be followed; for grades 2 and above, treatment recommendations for dermatitis were proposed. Conclusions: This paper presents comprehensive consensus guidelines for the treatment of dermatitis in patients with SCCHN receiving EGFR inhibitors in combination with radiotherap

    SEOM clinical guidelines for the treatment of head and neck cancer (2020)

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    Head and neck cancers (HNC) are defined as malignant tumours located in the upper aerodigestive tract and represents 5% of oncologic cases in adults in Spain. More than 90% of these tumours have squamous histology. In an effort to incorporate evidence obtained since 2017 publication, the Spanish Society of Medical Oncology (SEOM) presents an update of the squamous cell HNC diagnosis and treatment guideline. Most relevant diagnostic and therapeutic changes from the last guideline have been updated: introduction of sentinel node biopsy in early oral/oropharyngeal cancer treated with surgery, concomitant radiotherapy with weekly cisplatin 40 mg/m2 in the adjuvant setting, new approaches for HPV-related oropharyngeal cancer and new treatments with immune-checkpoint inhibitors in recurrent/metastatic disease

    Evaluation of EGFR gene copy number as a predictive biomarker for the efficacy of cetuximab in combination with chemotherapy in the first-line treatment of recurrent and/or metastatic squamous cell carcinoma of the head and neck: EXTREME study

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    Background: The phase III EXTREME study demonstrated that combining cetuximab with platinum/5-fluorouracil (5-FU) significantly improved overall survival in the first-line treatment of patients with recurrent and/or metastatic squamous cell carcinoma of the head and neck (R/M SCCHN) compared with platinum/5-FU alone. The aim of this investigation was to evaluate elevated tumor EGFR gene copy number as a predictive biomarker in EXTREME study patients

    Donovanosis, reporte de caso

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    La Donovanosis es una enfermedad ulcerativa crónica y progresiva que ataca por lo común la región genital, es producida por el Calymmatobacterium granulomatis, bacteria Gram negativa. La Azitromicina ha emergido como la droga de elección para su tratamiento. Se presenta un caso de Donovanosis en un varón de 46 años, quien tenía relaciones heterosexual y homosexual, el cuál presento papula anal que evoluciono a una úlcera crónica, le realizan el diagnostico de tumoración anorrectal a descartar una neoplasia anorrectal y le realizan colostomía. El retardo en la sospecha clínica en un área no endémica concluyo con su diagnóstico con un extendido en lámina para microscopia con coloración Giemsa

    Assessment of treatment outcomes of multidrug-resistant tuberculosis patients in D R Congo: A study based on drug regimens used between 2007 to 2017: Évaluation des issues thérapeutiques des patients atteints de la tuberculose à bacilles multi résistants : étude basée sur les régimes de médicaments utilisés en République Démocratique du Congo de 2007 à 2017

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    Context. Little is known about therapeutic successes in MDR-TB patients under regimens containing second-line molecules. The present study aimed to assess therapeutic outcomes in patients under therapeutic regimens applied in DR Congo. Methods. This historical cohort study has included confirmed MDR-TB patients who received treatment between 2007 and 2017 in 218 TB centers in DR Congo. Treatment outcome and survival at 36 months were analyzed using Zscore and chi square test. Kaplan-Meier method was performed to describe survival and Log Rank test helped in comparing curve based on the therapeutical regimen. Factors associated with therapeutic success and mortality predictors were assessed using multivariate logistic regression and Cox regression analysis, respectively. Results. The therapeutic success in the study group (n=1,724) was 72% (range 68-74%) for all regimen combined. The average death rate was 12.8% although the group of patients receiving Cyclosérine and Ofloxacine was the most affected (16%). The death rate was significantly higher in patients living in urban areas (15.2% versus 14.9%, p = 0.013) and also among MDR-TB/HIV co-infected patients (28.4% vs 15.7%, p<0.001) patients. The median survival of the study group was 722.7 days compared to 601.1 days for MDR-TB/HIV co-infected patients, and 736.7 days for HIV negative patients (p<0.001). Conclusion. Therapeutic successes are significant for the short regimen. However, the death rate remains high when Cycloserine and Ofloxacin are included in the regimen. The predictors of mortality are HIV infection and living in urban areas. Contexte. L’issue thérapeutique de la tuberculose multi résistante (TB-MR) sous les molécules de deuxième intention n’est pas très bien connue. La présente étude a évalué les régimes thérapeutiques appliqués, en termes de succès thérapeutique et de survie. Méthodes. L’étude de cohorte historique a inclu les patients TB-MR confirmés et traités entre 2007 et 2017 dans 218 centres de tuberculose en RD Congo. L’issue thérapeutique et la survie à 36 mois ont été analysées. Le score Z ou le test de chi carré ont comparé des issues. La méthode de Kaplan-Meier a décrit les courbes de survie et le test de Log Rank a comparé la survie en fonction du regime therapeutique. Les facteurs associés au succès thérapeutique et les prédicteurs de mortalité ont été analysés respectivement, par l’analyse multivariée de régression logistique et de Cox. Résultats. Dans le groupe étudié (n=1724), le succès thérapeutique a été de 72% (68-74%) pour l’ensemble des régimes. Le taux était plus élevé pour le régime court (74%) et plus faible pour le régime contenant la Cyclosérine et l’Ofloxacine (68%). La moyenne de décès était de 12,8% ; mais plus élevée dans le groupe sous regime contenant la Cyclosérine et l’Ofloxacine (16%). Le taux de décès était significativement plus élevé en milieu urbain (15,2% versus 14,9 %, p = 0,013) et également chez les sujets co-infectés par la MDR-TB  et le VIH (28.4% vs 15.7%, p <0,001). La survie médiane dans le groupe était de 722,7 jours contre 601,1 jours chez les co-infectés MDR-TB/VIH, et de 736,7 jours) chez les patients VIH négatifs (p<0,001). Conclusion. Les succès thérapeutiques sont acceptables en particulier, pour le régime court ; toutefois, le taux de décès demeure encore très élevé dans le groupe sous Cyclosérine et Ofloxacine. Les prédicteurs de mortalité sont l’infection à VIH et la vie citadine. &nbsp
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