Publications by authors named "Gutierrez-Sainz L"

Pancreatic ductal adenocarcinoma (PDAC) is characterized by its poor prognosis. The current challenge remains the absence of predictive biomarkers. Cytokines are crucial factors in the pathogenesis and prognosis of PDAC.

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Background: Soft tissue sarcomas (STSs) are an uncommon and heterogeneous group of tumours. Several drugs and combinations have been used in clinical practice as second-line (2L) and third-line (3L) treatment. The growth modulation index (GMI) has previously been used as an exploratory efficacy endpoint of drug activity and represents an intra-patient comparison.

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GATA4 and GATA6 are transcription factors involved in the differentiation and development of PDAC. GATA6 expression is related to the classic molecular subtype, while its absence is related to the basal-like molecular subtype. The aim was to determine the clinical utility of IHC determination of GATA4 and GATA6 in a series of patients with resected PDAC.

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Background: The prognosis of patients with stage II and stage III colon cancer is heterogeneous. Clinical and pathological characteristics, such as tumor budding, may help to further refine the recurrence risk. Methods: We included all the patients with localized colon cancer at Hospital Universitario La Paz from October 2016 to October 2021.

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Background: Tumor spread through air spaces (STAS) in lung adenocarcinoma is a novel mechanism of invasion. STAS has been proposed as an independent predictor of poor prognosis. The aim of this study was to evaluate the correlations between STAS status and other clinicopathologic variables and to assess the prognostic implications of STAS and the distance from the edge of the tumor to the farthest STAS in patients with resected lung adenocarcinoma.

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Lung cancer (LC) continues to be the leading cause of cancer-related deaths in both men and women worldwide. After complete tumour resection, around half of the patients suffer from disease relapse, emphasising the critical need for robust relapse predictors in this disease. In search of such biomarkers, 83 patients with non-microcytic lung cancer and 67 healthy volunteers were studied.

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Background: Thyroid metastases are extremely rare, with an incidence of 1-3% according to different data. Colon cancer is the second most common tumor that metastasizes to this organ.

Case Report: We report a case of a long-standing colon cancer with an atypical metastatic pattern and the appearance of a thyroid metastases.

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We present a clinical case of a solitary fibrous pleural tumor (TFSP) with abnormal behavior due to its high aggressiveness and poor short-term prognosis, where an ALK translocation was identified. TFSP is an infrequent tumor, with an estimated incidence of around 8 per 100,000 inhabitants and with few cases reported in the literature. The most common is that it is a neoplasm of benign behavior, with debut as a localized mass and whose The treatment of choice is surgical resection.

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Worldwide, lung cancer is the most common cause of cancer morbidity and mortality. Despite a trend towards an escalating diagnosis of resectable non-small cell lung cancer (NSCLC), overall survival (OS) in patients with resectable NSCLC remains poor. The incorporation of chemotherapy into the neoadjuvant setting has improved disease-free survival (DFS), time to distant recurrence, and OS.

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Lung cancer with EGFR mutation is rare in our country, with an estimated incidence of 7-10%. It is well known that, in this type of disease, specific inhibitors should be used, as they increase patient survival and therefore prognosis. So-called tumour heterogeneity, the possibility of various mutations concurring in the same tumour, is currently being debated.

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Background: Second-line (2L) treatments for advanced pancreatic ductal adenocarcinoma (PDAC) achieve a modest benefit at the expense of potential toxicity. In the absence of predictive factors of response, the identification of prognostic factors could help in the therapeutic decisions-making. The purpose of this study was to assess the prognostic factors associated with shorter survival in patients with advanced PDAC who received 2L treatment.

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Background: Malignant pleural mesothelioma (MPM) is a rare and aggressive tumor, with a poor prognosis. MPM needs to find prognostic factors of survival. We provided the management of patients with MPM and sought to determine whether pre-treatment levels of derived neutrophil-to-lymphocyte ratio (dNLR) as well as PD-L1 expression were reliable prognostic factors of survival.

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Gastrointestinal stromal tumor (GIST) is the most common mesenchymal tumor of the gastrointestinal tract. The majority of GISTs harbor gain of function mutations in either KIT or PDGFRα. Determination of the GIST molecular subtype upon diagnosis is important because this information informs therapeutic decisions in both the adjuvant and metastatic setting.

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Background: Cancer and cancer therapies have been associated with an increased incidence of venous thromboembolic events (VTE). However, the incidence of VTE in patients on immunotherapy has not been well characterized. The aim of this study was to assess the incidence of VTE in cancer patients receiving immunotherapy and ascertain its prognostic utility.

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Background: The prognostic value of neutrophil-to-lymphocyte ratio (NLR) has been extensively studied in cancer patients. However, the performance of NLR as an early marker of efficacy of immune checkpoint inhibitors (ICI) is still understudied. We studied the utility of NLR at baseline (bNLR), before the second dose of immunotherapy (NLR2) and the NLR trend for predicting efficacy outcomes.

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Background: Soft tissue sarcomas (STS) have a high risk of relapse in spite of the use of (neo)adjuvant chemotherapy. In this context, looking for new prognostic biomarkers is an interesting field of research. Our aim is to analyze the prognostic impact of neutrophil-to-lymphocyte ratio (NLR) and other serum markers in patients with STS who received chemotherapy with curative intent.

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