435 results match your criteria: "Clinica Santa Maria[Affiliation]"

Background: Most patients who take antihypertensive medications continue taking them on the morning of surgery and during the perioperative period. However, growing evidence suggests this practice may contribute to perioperative hypotension and a higher risk of complications. This protocol describes an acute kidney injury substudy of the Perioperative Ischemic Evaluation-3 (POISE-3) trial, which is testing the effect of a perioperative hypotension-avoidance strategy versus a hypertension-avoidance strategy in patients undergoing noncardiac surgery.

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Background: The use of rosuvastatin plus colchicine and emtricitabine/tenofovir in hospitalized patients with SARS-CoV-2 disease (COVID-19) has not been assessed. The objective of this study was to assess the effectiveness and safety of rosuvastatin plus colchicine, emtricitabine/tenofovir, and their combined use in these patients.

Methods: This was a randomized, controlled, open-label, multicentre, parallel, pragmatic study conducted in six referral hospitals in Bogotá, Colombia.

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Effect of Epicatechin on Skeletal Muscle.

Curr Med Chem

March 2022

Laboratory of Antioxidants, Nutrition and Food Technology Institute, University of Chile, Santiago, Chile.

Loss of skeletal muscle (SkM) quality is associated with different clinical conditions such as aging, diabetes, obesity, cancer, and heart failure. Nutritional research has focused on identifying naturally occurring molecules that mitigate the loss of SkM quality induced by pathology or syndrome. In this context, although few human studies have been conducted, epicatechin (Epi) is a prime candidate that may positively affect SkM quality by its potential ability to mitigate muscle mass loss.

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Article Synopsis
  • The study examines differences in clinical, laboratory, and imaging outcomes between methicillin-resistant Staphylococcus aureus (MRSA) and methicillin-susceptible S. aureus (MSSA) infections in pediatric patients in Bogotá, Colombia.
  • It analyzed 551 pediatric cases from 2014 to 2018, finding that MRSA was linked to more severe infections, especially in cases like bacteremia, osteoarticular infections, and pneumonia.
  • Results suggest that traditional risk factors for MRSA may also apply to MSSA infections, indicating a need for broader understanding and treatment approaches.
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We sought to assess the residual effects (post 72-h training cessation) on fasting plasma glucose (FPG) and fasting insulin (FI) after 12-weeks of high-intensity interval training (HIIT), resistance training (RT), or concurrent training (CT) in women with insulin resistance (IR). We also aimed to determine the training-induced, post-training residual impact of CT. A total of adult 45 women (age 38.

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Objective: To evaluate changes in general and oral health-related quality of life (HRQoL) in patients with dentofacial deformity undergoing orthognathic surgery, and whether these changes vary according to type of deformity.

Material And Methods: This is a prospective longitudinal multicenter study of patients with dentofacial deformities (n = 90). The Orthognathic Quality of Life Questionnaire (OQLQ), Oral Health Impact Profile (OHIP-14), and Short-Form Health Survey version2 (SF-36v2) were self-completed by patients before surgery, 3 and 6 months after orthognathic surgery.

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Recognizing the role of technology in the development of medicine and the impact of telecommunication advances, we reflect on the meaning and ethics of the use of Telemedicine, both in its general dimension for the use and distribution of knowledge, as well as in the delivery of health actions, scientific research, and data management. Teleconsultation is discussed in greater detail, analyzing its process and application, reviewing its possible advantages and disadvantages, from the point of view of providers and patients. We highlight the need to carry out an appropriate evaluation of each instance, from the point of view of both the patient and the professional who uses it.

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We report the case of a newborn girl with jaundice due to increased indirect bilirubin with a positive direct antiglobulin test (DAT) and compensated hemolysis. The result of the newborn's DAT was discrepant with the negative result of the mother's indirect antiglobulin test. The multiparous mother had a previous history of fetal hydrops miscarriage, with no known cause, and no record of the cause was found at the hospital where she was treated.

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The fasting-feeding metabolic transition regulates mitochondrial dynamics.

FASEB J

October 2021

Laboratorio de Ciencias del Ejercicio, Escuela de Kinesiologia, Facultad de Medicina, Universidad Finis Terrae, Santiago, Chile.

In humans, insulin resistance has been linked to an impaired metabolic transition from fasting to feeding (metabolic flexibility; MetFlex). Previous studies suggest that mitochondrial dynamics response is a putative determinant of MetFlex; however, this has not been studied in humans. Thus, the aim of this study was to investigate the mitochondrial dynamics response in the metabolic transition from fasting to feeding in human peripheral blood mononuclear cells (PBMCs).

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Gonyautoxins 2/3 Local Periarticular Injection for Pain Management after Total Knee Arthroplasty: A Double-Blind, Randomized Study.

J Knee Surg

March 2023

Membrane Biochemistry Laboratory, Department of Physiology and Biophysics, Faculty of Medicine Universidad de Chile, Santiago, Chile.

The purpose of this study was to compare the efficacy of periarticular infiltration of gonyautoxin 2/3 (GTX 2/3) and a mixture of levobupivacaine, ketorolac, and epinephrine for pain management after total knee arthroplasty (TKA). Forty-eight patients were randomly allocated to receive periarticular infiltration of 40 µg GTX 2/3 ( = 24) diluted in 30 mL of sodium chloride 0.9% (study group) or a combination of 300 mg of levobupivacaine, 1 mg of epinephrine, and 60 mg ketorolac ( = 24) diluted in 150 mL of sodium chloride 0.

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Background: Despite being introduced 20 years ago minimally invasive aortic valve replacement is only performed routinely in a minority of patients world-wide.

Aim: To report the operative outcome of minimally invasive aortic valve replacement done through a partial upper sternotomy.

Patients And Methods: Retrospective analysis of data recorded prospectively of 450 consecutive patients with a median age of 66 years (59% males) who had a minimally invasive aortic replacement.

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Background: Bariatric surgery (BS) is the most effective procedure in the management of obesity, achieving a significant decrease in energy intake.

Aim: To measure calorie and macronutrient intake in patients subjected to gastric bypass (GBP) or sleeve gastrectomy (SG).

Material And Methods: We studied 53 patients subjected to SG and 27 subjected to GBP, who were in the first, second or sixth postoperative month.

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Introduction: Rhabdomyosarcoma (RMS) is a malignant solid tumor of mesenchymal origin. It is the most com mon soft-tissue sarcoma in childhood and adolescence. 65% of cases are diagnosed before the age of 6.

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Validation of the Spanish version of the Goodman score in total hip arthroplasty.

J Orthop Surg Res

August 2021

Orthopaedic Department, Hospital Clinico San José, 999 Santos Dumont Street, 3rd Floor, Office 351, 8380456, Santiago, Independencia, Chile.

Purpose: Currently, patient-reported outcome measures (PROMs) are the standard instruments used to compare arthroplasty results. Goodman et al. recently published a well-constructed scale with excellent psychometric properties that can be quickly administered.

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Objective: To rapidly exclude severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection using artificial intelligence applied to the electrocardiogram (ECG).

Methods: A global, volunteer consortium from 4 continents identified patients with ECGs obtained around the time of polymerase chain reaction-confirmed COVID-19 diagnosis and age- and sex-matched controls from the same sites. Clinical characteristics, polymerase chain reaction results, and raw electrocardiographic data were collected.

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Inflammatory myofibroblastic tumor (IMT) of the uterus is an uncommon mesenchymal neoplasm that frequently harbors ALK rearrangements. In this report, we describe the first uterine IMT with a FN1-ROS1 fusion, which occurred in a 43-year-old woman who presented with menorrhagia. Morphologically, the well-circumscribed 3 cm tumor was comprised of compact and myxoid foci of relatively bland spindle cells admixed with scattered chronic inflammatory cells limited to the myxoid areas.

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Current status of pediatric electrophysiology in Latin America: a LAHRS survey.

J Interv Card Electrophysiol

December 2021

Clinical Investigation Department, Instituto Nacional de Cardiología Ignacio Chávez, Mexico City, Mexico.

Purpose: Over the last years, pediatric electrophysiology (EP) has evolved as a consolidated subspecialty of pediatric cardiology. In the USA, Canada, and Europe, there is a clear picture of the status of pediatric EP, but the situation in Latin America is largely unknown.

Methods: A descriptive cross-sectional observational study was performed.

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Incidence, Clinical Characteristics and Management of Inflammatory Bowel Disease in Spain: Large-Scale Epidemiological Study.

J Clin Med

June 2021

Department of Gastroenterology, Hospital Universitario de La Princesa, Instituto de Investigación Sanitaria Princesa (IIS-IP), Universidad Autónoma de Madrid, and Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd), 28006 Madrid, Spain.

(1) Aims: To assess the incidence of inflammatory bowel disease (IBD) in Spain, to describe the main epidemiological and clinical characteristics at diagnosis and the evolution of the disease, and to explore the use of drug treatments. (2) Methods: Prospective, population-based nationwide registry. Adult patients diagnosed with IBD-Crohn's disease (CD), ulcerative colitis (UC) or IBD unclassified (IBD-U)-during 2017 in Spain were included and were followed-up for 1 year.

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Characteristics of Early-Onset vs Late-Onset Colorectal Cancer: A Review.

JAMA Surg

September 2021

Centre for Colorectal Disease, St Vincent's University Hospital, Dublin, Ireland.

Article Synopsis
  • The incidence of early-onset colorectal cancer (diagnosed in individuals under 50) is on the rise globally, with distinct clinical and molecular characteristics compared to late-onset cases.
  • Factors contributing to this increase may include diet, obesity, antibiotic use, and changes in gut microbiome, with most cases occurring sporadically rather than being genetically inherited.
  • There is a need for tailored preventive and therapeutic approaches for early-onset colorectal cancer, as younger patients often present with more severe disease stages but similar outcomes to older patients after treatment.
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Background & Aims: Corticosteroids are the only effective therapy for severe alcohol-associated hepatitis (AH), defined by a model for end-stage liver disease (MELD) score >20. However, there are patients who may be too sick to benefit from therapy. Herein, we aimed to identify the range of MELD scores within which steroids are effective for AH.

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Purpose: Management of anterior ring injuries is still a matter of discussion, and there are only few studies reporting anterior external fixator as definitive treatment for unstable pelvic injuries. This study aimed to describe the clinical and radiological outcomes of a consecutive series of mechanically unstable pelvic injuries that were treated with definitive anterior supra-acetabular external fixator for the anterior ring, and to identify risk factors for failure.

Methods: We included a consecutive series of patients with unstable pelvic ring fractures who underwent anterior supra-acetabular external fixation for definitive treatment, between January 2012 and January 2020.

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Objective: During the prenatal period, steroidogenic factor 1 is required for the development of the adrenal glands and for gonadal determination and differentiation, and after birth, it regulates gonadal progenitor cell formation and their survival. Here, we describe the clinical phenotype of three 46,XY patients (2 brothers and an unrelated subject) with disorder of sex development due to the same genetic variant.

Methods: All patients underwent hormonal and pelvic ultrasound studies.

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Purpose: To compare the stability and cost of the used implants in nonanatomic and anatomic acromioclavicular joint repair/reconstruction (ACCR) techniques tested in cadaveric shoulder biomechanical studies during the last decade.

Methods: A systematic review and meta-analysis were performed following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines and prospectively registered in PROSPERO. Two independent reviewers searched PubMed, Embase, and Virtual Health Library databases.

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