Publications by authors named "Martinez-Hernandez N"

Airway pathology is a complex and incompletely mastered field. Historically, its management was rudimentary, with tracheostomies performed in ancient Egypt, and progress remained stagnant for millennia. Significant advances began in the late 19 century, followed by notable surgical and anesthetic progress in the mid-20 century.

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Background: Endoscopic thoracic sympathectomy is a well-known and effective treatment for palmar and axillary primary hyperhidrosis (PHH). Its most frequent drawback and the main complaint among patients who underwent surgery is the appearance of compensatory sweating (CS). To date, no long-term studies using internationally standardized tools have assessed the efficacy and impact of this surgery on patients.

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Background: Despite advances in lung cancer treatment and the subsequent improvement in oncological outcomes, the optimal frequency of radiological follow-up remains unclear. Current recommendations lack consensus and do not consider individual patient characteristics and tumor factors. This study aimed to examine the impact of radiological follow-up frequency on oncological outcomes following lung cancer resection.

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In the more than 2 years since its emergence, the SARS-CoV-2 pandemic has prompted important changes in healthcare systems and their organization. The aim of this study is to determine the implications in specialized thoracic surgery training as well as the repercussions on thoracic surgery residents. With this objective, the Spanish Society of Thoracic Surgery has conducted a survey among all its trainees and those who had finished their residency during the last 3 years.

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Introduction: Pectus excavatum is a wall deformity that often warrants medical evaluation. In most cases, it's a purely visual aesthetic alteration, while in others, it comes with symptoms. Several surgical techniques have been described, but their outcomes are difficult to assess due to the heterogeneity of presentations and the lack of long-term follow-up.

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Problems related to the use of the internet have triggered the appearance of internet addiction. With this problem comes the need for prevention. The objective of this study is to update the knowledge about the effectiveness of internet addiction prevention programs in schools.

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Objectives: In recent years, video-assisted thoracoscopic lung resections (VATS) have been associated with lower morbidity than open surgery. The aim of our study is to compare postoperative morbidity among patients from the national database of the Spanish Group of Video-Assisted Thoracic Surgery (GE-VATS) after open and video-assisted anatomic lung resections using a propensity score analysis.

Methods: From December 2016 to March 2018, a total of 3533 patients underwent anatomical lung resection at 33 centers.

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In the more than 2 years since its emergence, the SARS-CoV-2 pandemic has prompted important changes in healthcare systems and their organization. The aim of this study is to determine the implications in specialized thoracic surgery training as well as the repercussions on thoracic surgery residents. With this objective, the Spanish Society of Thoracic Surgery has conducted a survey among all its trainees and those who had finished their residency during the last 3 years.

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One of the main key aspects in ensuring that a transplant evolves correctly is the sterility of the medium. Decellularized tracheal transplantation involves implanting an organ that was originally in contact with the environment, thus not being sterile from the outset. While the decellularization protocol (through detergent exposition [2% sodium dodecyl sulfate], continuous stirring, and osmotic shocks) is conducted in line with aseptic measures, it does not provide sterilization.

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The most effective treatment for lung cancer is complete lung resection, although recurrences reach up to 10% and the appearance of second neoplasms, up to 6%. Therefore, the follow-up of these patients will be essential for the early detection and treatment of these events; however there is no definition of the form, time and cadence of these follow-ups. In this consensus document, we try to define them based on the available scientific evidence.

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Objective: To study the impact of neoadjuvant therapies on postoperative complications and mortality among non-small-cell lung cancer (NSCLC) patients subjected to anatomic lung resection and included in the Spanish cohort of the video-assisted thoracic surgery (GE-VATS) multicenter database.

Methods: The study included a total of 3085 patients from 33 centers between December 2016 and March 2018. We performed a comparative analysis of the complications and mortality in patients who received neoadjuvant therapies (n = 263) versus those who did not (n = 2822).

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The ideal tracheal substitute must have biomechanical properties comparable to the native trachea, but currently there is no standardised approach to evaluating these properties. Here we propose a novel method for evaluating and comparing the properties of tracheal substitutes, thus systematising both measurement and data curation. This system was tested by comparing native rabbit tracheas to frozen and decellularised specimens and determining the histological characteristics of those specimens.

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The most effective treatment for lung cancer is complete lung resection, although recurrences reach up to 10% and the appearance of second neoplasms, up to 6%. Therefore, the follow-up of these patients will be essential for the early detection and treatment of these events; however, there is no definition of the form, time and cadence of these follow-ups. In this consensus document, we try to define them based on the available scientific evidence.

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In tracheal replacement transplantation, prelamination is a critical stage. Nowadays, the most widely used prelamination technique is the prethoracic fascia flap with lateral thoracic artery. We propose a flap based on the internal thoracic artery, which allows a relatively non-aggressive double organ implant, and we have tested its efficacy in decellularized tracheas.

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After the first wave of COVID-19, the Spanish Society of Thoracic Surgeons (SECT) surveyed its members to assess the impact of the pandemic on thoracic oncology surgery in Spain. In May 2020, all SECT members were invited to complete an online, 40-item, multiple choice questionnaire. The questionnaire was developed by the SECT Scientific Committee and sent via email.

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Objective: The aim of this study was to optimize a decellularization protocol in the trachea of (pig) as well as to study the effects of long-term cryopreservation on the extracellular matrix of decellularized tracheas.

Methods: Porcine tracheas were decellularized using Triton X-100, SDC, and SDS alone or in combination. The effect of these detergents on the extracellular matrix characteristics of decellularized porcine tracheas was evaluated at the histological, biomechanical, and biocompatibility level.

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Introduction: The aim of this study was to develop a surgical risk prediction model in patients undergoing anatomic lung resections from the registry of the Spanish Video-Assisted Thoracic Surgery Group (GEVATS).

Methods: Data were collected from 3,533 patients undergoing anatomic lung resection for any diagnosis between December 20, 2016 and March 20, 2018. We defined a combined outcome variable: death or Clavien Dindo grade IV complication at 90 days after surgery.

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Introduction: Our study sought to know the current implementation of video-assisted thoracoscopic surgery (VATS) for anatomical lung resections in Spain. We present our initial results and describe the auditing systems developed by the Spanish VATS Group (GEVATS).

Methods: We conducted a prospective multicentre cohort study that included patients receiving anatomical lung resections between 12/20/2016 and 03/20/2018.

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Article Synopsis
  • In non-small cell lung cancer (NSCLC), centrally located tumors often indicate higher risk for hidden mediastinal involvement, prompting guidelines for more invasive staging.
  • A survey of 430 medical professionals in Spain highlighted inconsistencies in defining tumor centrality, with "lesions in contact with hilar structures" as the most favored definition.
  • The findings show a general lack of agreement on definitions and classifications used for tumor location, suggesting a need for clearer guidelines.
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Objectives: Metastatic lymph node affectation is the main prognostic factor in localised lung cancer. However, the pathological study of lymph nodes reveals tumour relapse for 20% of patients after oncological curative surgery. Recently, EMT (epithelial-mesenchymal transition) has been established as one of the main factors related to lymphatic dissemination and metastasis.

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We communicate the first reported application of video-assisted thoracic surgery for early repair of a postintubation tracheal laceration. The patient was a 60-year-old man. After an initial unsuccessful approach with conservative measures, surgical repair was indicated.

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Using a self-defining memory task, this work studies the exact moment in which abstinent alcoholics perceived themselves as addicted. Phenomenological variables involved in the memory were obtained asking participants to evaluate their cognitions, perceptions and emotions associated with that self-defining memory. The sample consisted of 12 female and 31 male ex-alcoholics, with abstinence ranging from 6 months to 23 years.

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