975 results match your criteria: "Hospital General 'Dr. Manuel Gea Gonzalez'[Affiliation]"

Surgical site infection (SSI) is a growing global concern. The principal explanation for this is its adverse clinical outcomes, such as morbidity and mortality. However, the link between the economic burden of SSIs and patient outcomes needs to be sufficiently characterized.

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Metastasis remains the leading cause of mortality in prostate cancer patients. The presence of tumor cells in lymph nodes is an established prognostic indicator for several cancer types, such as melanoma, breast, oral, pancreatic, and cervical cancers. Emerging evidence highlights the role of microRNAs enclosed within extracellular vesicles as facilitators of molecular communication between tumors and metastatic sites in the lymph nodes.

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Elevated Levels of Cytotoxicity, Cytokines, and Anti-SARS-CoV-2 Antibodies in Mild Cases of COVID-19.

Viral Immunol

October 2023

Departamento de Microbiología y Parasitología, Facultad de Medicina, Universidad Nacional Autónoma de México (UNAM), Mexico City, Mexico.

Article Synopsis
  • * Interestingly, higher levels of certain cytokines (like IL-1, IL-6) were found in mild COVID-19 patients, along with significant cell damage in both mild and severe cases, contrasting with uninfected individuals.
  • * The study highlights that mild cases show elevated levels of both pro-inflammatory and anti-inflammatory cytokines, which may link to stronger IgM and IgG antibody production, and emphasizes the need to understand the cytotoxic effects of SARS-CoV-2 on the oral mucosa.
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Background: Early onset facial paralysis is usually managed with cross-face nerve grafts, however the low number of axons that reach the target muscle may result in weakness or failure. Multiple-source innervation, or 'supercharging', seeks to combine the advantages of different donor nerves while minimizing their weaknesses. We propose a combination of cross-face nerve grafts with local extra-facial nerve transfers to achieve earlier facial reanimation in our patients.

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It has been proposed that infection by adipogenic viruses constitutes a "low risk" factor for obesity. Here, we report the presence of adenovirus 36 (Ad36) and its viral load copy number in fat tissue of participants with obesity and normal weight; phylogenetic analysis was performed to describe their relationship and genetic variability among viral haplotypes. Adipose tissue obtained from 105 adult patients with obesity (cases) and 26 normal-weight adult participants as controls were analyzed by quantitative polymerase chain reaction (qPCR) amplifying the partial Ad36 E1a gene.

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The COVID-19 pandemic introduced unprecedented challenges in managing patients with Parkinson's disease (PD) due to disruptions in healthcare services and the need for social distancing. Understanding the effects of COVID-19 on PD symptoms is crucial for optimizing patient care. We conducted a comprehensive analysis of the data obtained during the period of COVID-19 lockdown, comparing it with analogous timeframes in 2018 and 2019.

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Consensus document on acute-on-chronic liver failure (ACLF) established by the Mexican Association of Hepatology.

Ann Hepatol

May 2024

Gastroenterology Department, Unidad Médica de Alta Especialidad # 71 Instituto Mexicano del Seguro Social, Torreón, Coahuila, Mexico.

Acute-on chronic liver failure (ACLF) has been an intensively debated topic mainly due to the lack of a unified definition and diagnostic criteria. The growing number of publications describing the mechanisms of ACLF development, the progression of the disease, outcomes and treatment has contributed to a better understanding of the disease, however, it has also sparked the debate about this condition. As an attempt to provide medical professionals with a more uniform definition that could be applied to our population, the first Mexican consensus was performed by a panel of experts in the area of hepatology in Mexico.

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Pressure alopecias: A review.

J Am Acad Dermatol

January 2024

Trichology Clinic, Department of Dermatology, Hospital General "Dr. Manuel Gea González," Mexico City, Mexico. Electronic address:

Article Synopsis
  • Pressure-induced alopecias (PAs) are a rare hair loss condition triggered by restricted blood flow to the scalp due to external pressure, occurring in two types: type 1 from prolonged pressure (such as during surgeries) and type 2 from cosmetic procedures involving injectables.
  • Type 2 PA is becoming more common and can be confused with vascular occlusion-induced alopecia, highlighting the need for accurate diagnosis through clinical evaluation and potential use of trichoscopy.
  • While hair loss can be evident, the condition is often self-limiting, with most cases seeing hair regrowth; treatment is generally unnecessary, but prognosis varies based on the extent of ischemia and response to timely interventions
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Background: There are limited data about the perioperative outcomes of coronavirus disease 2019 (COVID-19) patients that needed emergency general surgery. The aim of the present study was to describe the perioperative outcomes and mortality of patients with COVID-19 who underwent emergency surgery.

Materials And Methods: Retrospective study of COVID-19 patients symptomatic versus asymptomatic from March 2020 to February 2022 that needed an emergency surgery in a national referral hospital.

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Predictive validity of a parental questionnaire for identifying children with developmental language disorders.

Front Psychol

June 2023

Departamento de Fonoaudiología, Facultad de Medicina, Universidad de Chile, Santiago, Chile.

Background: The underdiagnosis of developmental language disorder (DLD) in children is a serious problem in developing countries with limited resources. It has long been noted that the concerns parents have about their children's health and development are richly informative, and if this information can be used for diagnosis, it may provide a means to address the problem of underdiagnosis of DLD. This study aimed to quantify the utility of parental linguistic concern questions (PLCQ) on the identification of language disorders in monolingual Spanish-speaking children in Mexico.

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Implication of myddosome complex genetic variants in outcome severity of COVID-19 patients.

J Microbiol Immunol Infect

October 2023

Laboratorio de Gerociencias, Dirección General, Medicina de Rehabilitación, Laboratorio de Infectología, Departamento de Reconstrucción Articular, Laboratorio de Medicina Genómica, Laboratorio Facilitador. Instituto Nacional de Rehabilitación Luis Guillermo Ibarra Ibarra, Secretaría de Salud, Ciudad de México, Mexico. Electronic address:

Article Synopsis
  • The study investigates the role of TLR7 and MyD88 gene polymorphisms in the severity of COVID-19 among unvaccinated individuals, analyzing a population of 618 patients.
  • A significant association was found between specific genetic variations (rs3853839 for TLR7 and rs7744 for MyD88) and worse clinical outcomes, with specific genotypes linked to critical and severe cases.
  • The findings suggest that these genetic markers could help predict COVID-19 severity and are associated with immune response factors like D-dimer and IFN-α concentrations.
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An Overview on Research in a University Hospital, Using a Payback Framework Categorization Approach.

Qual Manag Health Care

January 2024

Hospital General "Dr. Manuel Gea Gonzalez," Mexico City, Mexico (Drs Medellin-Lacedelli, Castro-Martinez, Martinez-Hernandez, Romero-Valdovinos, Suarez-Roa, Maravilla, Prado-Calleros, and Sierra-Martinez); and Departamento de Microbiologia y Parasitologia, Facultad de Medicina, Universidad Nacional Autonoma de Mexico, Mexico City, Mexico (Dr Flisser).

Background And Objective: Little information is available on how to assess the impact of research studies conducted in government hospitals in Latin America and specifically in Mexico. We aimed to determine the returns on investment of the research projects that were carried out in the Hospital General "Dr. Manuel Gea Gonzalez" (HGMGG), a general university hospital located in Mexico City, using a categorization model.

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Background: Obesity, a public health problem, is a state of metainflammation that influences the development of chronic degenerative diseases, particularly in patients with severe obesity.

Objective: The objective of this study was to evidence immunometabolic differences in patients with different degrees of obesity, including severe obesity, by determining correlations between lymphocyte subpopulations and metabolic, body composition, and clinical variables.

Methods: Peripheral blood immune cells (CD4+, CD8+ memory and effector T lymphocytes) were analyzed, and measures of body composition, blood pressure, and biochemical composition (glucose, glycated hemoglobin (HbA1c), insulin, C-reactive protein (CRP), and the lipid profile) were carried out in patients with different degrees of obesity.

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Patterns of drug ingestion may have a dissimilar impact on the brain, and therefore also the development of drug addiction. One pattern is binge intoxication that refers to the ingestion of a high amount of drug on a single occasion followed by an abstinence period of variable duration. In this study, our goal was to contrast the effect of continuous low amounts with intermittent higher amounts of Arachidonyl-chloro-ethylamide (ACEA), a CB1R agonist, on amphetamine seeking and ingestion, and describe the effects on the expression of CB1R and CRFR1 in the central nucleus of the amygdala (CeA) and in the nucleus accumbens shell (NAcS).

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The term ¨Lemmel Syndrome¨ is used to describe obstructive jaundice that is secondary to periampullary duodenal diverticula (PDD) in the absence of choledocholithiasis or neoplasia. PDD is found in 22% of the population. According to our knowledge, only two cases of Lemmel syndrome have been reported in Mexico.

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Surgical facelifts and noninvasive techniques such as mesotherapy, hyaluronic fillers and botulinum toxin, among other procedures are widely used nowadays to reverse skin ageing and achieve rejuvenation effects. Secondary alopecia due to cosmetic procedures is a rare side effect and is poorly described in the literature. The mechanisms in which hair loss develops after an aesthetical procedure or surgical technique are not well known.

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"Early detection of Spanish-speaking children with developmental language disorders: Concurrent validity of a short questionnaire and a screening test".

J Commun Disord

June 2023

Departamento de Fonoaudiología, Universidad de Chile, Independencia 1027, Independencia, Región Metropolitana, Chile. Electronic address:

Background: . Under-identification of Developmental Language Disorder (DLD) is a significant problem in monolingual Latin American Spanish-speaking children. We evaluated the identification utility of the sequential use of two screening tools, the "Parental Questionnaire (PQ)" and the "Screening for Language Problems (TPL)", to identify children who require confirmatory diagnosis of DLD.

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Objective: We present a case of primary cutaneous mucormycosis in a patient with bone marrow failure secondary to paroxysmal nocturnal haemoglobinuria (PNH).

Clinical Case: A 60-year-old male patient with a history of PNH, complicated to a severe aplastic anaemia, presented to the emergency department complaining of papules on the lower limbs that rapidly turned into necrotic plaques within 2 months. Histopathological examination showed granulomatous and suppurative dermatitis with tissue necrosis and the presence of non-septate hyphae.

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Identification of Blastocystis sp. in school children from a rural Mexican village: subtypes and risk factors analysis.

Parasitol Res

July 2023

Laboratorio de Investigacion en Parasitologia, Facultad de Ciencias Quimico Biologicas, Universidad Autonoma de Guerrero, El Centenario, 39086, Chilpancingo, Guerrero, Mexico.

Blastocystis sp. is a common eukaryotic microorganism that colonizes the intestinal tract of several animals, including humans, although its role as a pathogen is still unclear. In the present study, we report the prevalence and risk factors associated with Blastocystis infection in scholars from a rural community in Mexico.

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Effect of the JLM Strain Against Strains in Ripened Cheese.

Foodborne Pathog Dis

May 2023

Facultad de Medicina Veterinaria y Zootecnia, Universidad Nacional Autónoma de México, Ciudad de México, México.

This study evaluated the antagonistic effect of the JLM strain isolated from , against RB51, S19, and 2308 strains, during the manufacture of soft-ripened cheese. First, the tolerance of JLM was tested with pH values and bile salt concentrations for 3 h to simulate digestive tract conditions. The antagonistic effect against strains was evaluated through double-layer diffusion and agar well diffusion assays.

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 Craniofacial fibrous dysplasia (CFD) is an uncommon benign condition in which a bone is replaced by fibrous tissue. An adequate clinical characterization considering the number of affected bones and functional impairment is important to determine the most effective surgical intervention for its management. This study aims to present our institution's experience in the evaluation and management of CFD.

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Parotid gland neoplasms are rare; some benign lesions, such as Warthin's tumor (WT), can present as malignant degeneration to carcinomas or, even rarer, to lymphomas. In the literature, there are fewer than 30 reported cases of primary lymphoma of the parotid gland. We present a case of a 65-year-old male patient with a first diagnosis of WT of the parotid gland who later presented a tumor recurrence and underwent a second surgery, reporting diffuse large B-cell lymphoma of the parotid gland.

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Phenotypic and Genotypic Identification of Dermatophytes from Mexico and Central American Countries.

J Fungi (Basel)

April 2023

Departamento de Microbiología y Parasitología, Facultad de Medicina, Universidad Nacional Autónoma de México (UNAM), Ciudad Universitaria No. 3000, Mexico City 04510, Mexico.

Article Synopsis
  • Dermatophytes are a group of fungi identified through molecular techniques, speeding up the identification process and improving phylogenetic studies.
  • The research analyzed 94 dermatophyte isolates from several Central American countries, focusing on their morphological and genetic characteristics to understand their classification better.
  • Results showed that genotypic analysis effectively distinguished closely related species, revealing that different genes can provide varying levels of taxonomic insight, with the ITS gene being the most informative for phylogenetic analysis.
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