Population structure and genetic diversity of Triatoma longipennis (Usinger, 1939) (Heteroptera: Reduviidae: Triatominae) in Mexico.

Triatoma longipennis (Usinger) is an important vector of Trypanosoma cruzi in western, central and northern Mexico, due to its wide distribution, high infection rates, and epidemiological indices. However, its population genetics has not been completely characterized. In this study, the intra-specific relationships between different T.

Hepamet Fibrosis Score in Nonalcoholic Fatty Liver Disease Patients in Mexico: Lower than Expected Positive Predictive Value.

Background: Nonalcoholic fatty liver disease (NAFLD) has been associated with different negative outcomes in the presence of advanced fibrosis. The Hepamet Fibrosis Score (HFS), a recently described noninvasive score, has shown excellent performance for the detection of advanced fibrosis. The aim of this study was to assess its performance in a Mexican population with NAFLD.

Power-Assisted Liposculpture in Male Patients: A Spectrum of Definitions.

Background: Liposculpture procedures have gained popularity over the last 2 decades with the evolution of surgeons' skills and technological advancement. According to the 2018 The Aesthetic Society report, liposuction is the second-most popular aesthetic procedure in the United States.

Objectives: The authors aimed to demonstrate that a spectrum of liposculpture definitions can be achieved utilizing power-assisted liposuction (PAL).

Control of Methicillin-Resistant Strains Associated With a Hospital Outbreak Involving Contamination From Anesthesia Equipment Using UV-C.

Methicillin-resistant (MRSA) is considered an opportunistic pathogen in humans and is mainly associated with healthcare-associated infections (HCAIs). This bacterium colonizes the skin and mucous membranes of healthy people and causes frequent hospital outbreaks. The aim of this study was to perform molecular typing of the staphylococcal cassette chromosome (SCC) and loci as wells as to establish the pulsotypes and clonal complexes (CCs) for MRSA and methicillin-sensitive .

Microbiota de la leche humana y su impacto en la salud humana.

Breast milk is a complex biological fluid. Additionally to its nutritional impact, it contains diverse bioactive elements related to early metabolic programming and molecular structures, such as microRNA related to the epigenetic signaling process. Now, we know that human milk is not sterile and contains a significant diversity of microorganisms such as bacteria (bacterioma), viruses (viroma) and fungi (mycobiome), all of which integrate the concept of the human milk microbiota.

Impacto de la suplementación con ácidos grasos omega-3 en el embarazo y la reducción del riesgo de parto pretérmino.

Preterm labor accounts for more than 85% of perinatal morbidity, frequently requiring intensive care and presenting complications that can have consequences throughout the individual's life. More than half of preterm delivery cases have unknown causes and therefore no clear preventable etiology. From observation in epidemiological studies that demonstrated longer pregnancies in populations with high consumption of marine oils, attempts have been made to define the benefit of omega-3 polyunsaturated fatty acids (n-3 PUFA) prevention in premature childbirth through randomized clinical trials, as well as its preventive value.

Importancia de la vitamina B12 y el folato en la salud perinatal.

Fetal development is characterized by great plasticity and the ability to respond to environmental factors, where DNA methylation is essential for proper embryonic development. One-carbon metabolism provides methyl groups for methylation and fetal DNA development and is highly dependent on maternal nutritional status. During pregnancy, the supply of methyl donors is critical and the demand for nutrients that support this process, such as folate and vitamin B12, is increased.

Importancia de la suplementación en el embarazo: papel de la suplementación con hierro, ácido fólico, calcio, vitamina D y multivitamínicos.

Health promotion and disease prevention are essential components of prenatal care. Maternal nutrient insufficiencies could negatively impact the morbidity and mortality of the mother-fetus pair as well as the health of the next generations. Although a healthy diet is usually sufficient to meet the increased nutrient needs, supplementation is part of routine care to ensure a healthy pregnancy and optimal fetal development.

Suplementos nutricionales para prevención de diabetes mellitus gestacional: lecciones aprendidas basadas en la evidencia.

Introduction: Gestational diabetes mellitus (GDM) affects between 5 and 40% of pregnant women. Recently different interventions with nutritional supplements have been evaluated for prevention of GDM.

Aim: To perform a synthesis of the evidence on the efficacy of nutritional supplements (myo-inositol, probiotics, and vitamin D) in the prevention of GDM.

General hospital outbreak of invasive candidiasis due to azole-resistant Candida parapsilosis associated with an Erg11 Y132F mutation.

An increasing number of outbreaks due to resistant non-albicans Candida species have been reported worldwide. Between 2014 and 2016, Candida isolates causing invasive candidiasis were recovered in a Mexican hospital. Isolates were identified to species level and antifungal susceptibility was determined.

Primary cutaneous blastic plasmacytoid dendritic cell neoplasm in a child: A challenging diagnosis and management.

Blastic plasmacytoid dendritic cell neoplasm (BPDCN) is a rare and aggressive malignancy of the skin and hematopoietic system. There are few pediatric cases reported in the literature. Management of primary cutaneous BPDCN is challenging because, despite an apparently indolent clinical presentation, rapid dissemination with high mortality can occur.

El daño colateral de la atención de la pandemia de COVID-19.

Throughout history, pandemics have had a major impact on humanity. The measures used to combat them cause collateral damage. During the COVID-19 pandemic, the actions taken to reduce the exposure, the number of infections, and the case fatality rate focus on reducing mortality, however, the collapse of the health system can cause an even greater number of deaths.

[Identification by images of the patient with diabetic foot of the type of injuries that required or will require amputation].

Introduction: Diabetes is a chronic-degenerative disease that develops after pancreatic dysfunction. An estimated 422 million people in the world are currently diagnosed with diabetes. One of its most common complications is diabetic foot.

An Unusual Case of Extra-Enteric Blastocystosis in the Uterine Cervix.

Extra-enteric infections by Blastocystis spp. have rarely been documented. Here, we report a case of extra-enteric blastocystosis in a patient with minimal cervicitis symptoms.

Increased incidence of and microbiologic changes in pyogenic liver abscesses in the Mexican population.

Background: Pyogenic liver abscess (PLA) is a rare disease with an estimated incidence that varies widely across the globe, being as high as 115.4/100000 habitants in Taiwan and as low as 1.1-1.

NLRP3 Inflammasome: The Stormy Link Between Obesity and COVID-19.

Several countries around the world have faced an important obesity challenge for the past four decades as the result of an obesogenic environment. This disease has a multifactorial origin and it is associated with multiple comorbidities including type 2 diabetes, hypertension, osteoarthritis, metabolic syndrome, cancer, and dyslipidemia. With regard to dyslipidemia, hypertriglyceridemia is a well-known activator of the NLRP3 inflammasome, triggering adipokines and cytokines secretion which in addition induce a systemic inflammatory state that provides an adequate scenario for infections, particularly those mediated by viruses such as HIV, H1N1 influenza, and SARS-CoV-2.

Molecular Epidemiology of - Complex Isolated From Children at the Hospital Infantil de México Federico Gómez.

The - () complex is regarded as a group of phenotypically indistinguishable opportunistic pathogens responsible for mainly causing hospital-acquired pneumonia and bacteremia. The aim of this study was to determine the frequency of isolation of the species that constitute the complex, as well as their susceptibility to antibiotics, and their distribution at the Hospital Infantil de Mexico Federico Gomez (HIMFG). A total of 88 strains previously identified by Vitek 2®, 40 as and 48 as complex were isolated from 52 children from 07, January 2015 to 28, September 2017.

Proteomics profiles of Cronobacter sakazakii and a fliF mutant: Adherence and invasion in mouse neuroblastoma cells.

Cronobacter sakazakii is an opportunistic foodborne pathogen associated with necrotizing enterocolitis, bacteremia, and meningitis in infants. A comparative proteomic study of C. sakazakii ATCC BAA-894 (CS WT) and a fliF::Tn5 mutant was performed, including the ability of both strains to adhere to and invade N1E-115 cells.

Factors Associated With Urgent-Start Peritoneal Dialysis Catheter Complications in ESRD.

Introduction: Urgent-start peritoneal dialysis (PD) in patients with newly diagnosed end-stage renal disease (ESRD) is a well-tolerated alternative to hemodialysis (HD). The primary aim of this study was to identify the demographic and clinical characteristics of ESRD patients, as well as the presurgical, surgical, and postsurgical factors associated with urgent-start PD complications.

Methods: A retrospective cross-sectional observational study was performed on 102 patients with ESRD who merited urgent-start PD from January 2015 to June 2019.

Dermatophytosis caused by Nannizzia nana.

In this paper, we reported three distinct cases of tinea, including tenia ungulum, tenia pedis, and tenia cruris caused by the infection of Nannizzia nana in the immunocompetent patients who were also the residents of Guatemala. Dermatophytes were identified phenotypically and genotypically. Thereafter, DNA was extracted from the fungal isolates and a fragment of the ITS1-5.

Clinical, trichoscopy, and light microscopic findings in hypohidrotic ectodermal dysplasia: Report of 21 patients and a review of the literature.

Introduction: Hypohidrotic ectodermal dysplasia (HED) is a genetic condition typified by alterations in skin structures including sweat glands, hair, nails, and teeth. Hair findings in HED have been poorly characterized in larger series.

Objective: To characterize scalp and hair findings of patients with HED clinically and with trichoscopy and light microscopy.

Manifestaciones extrapulmonares de la infección por SARS-CoV-2.

The disease caused by a new coronavirus, which started in 2019, was named COVID-19 and declared a pandemic on March 11, 2020 by the World Health Organization. Although it is true that the first reports emphasized the respiratory manifestations of this disease as an initial clinical presentation, little by little cases with different initial manifestations began to appear, involving other systems. In cases where central nervous system involvement was identified, the most frequent findings were dizziness, headache, and alteration of alertness.

Assessing the SARS-CoV-2 threat to wildlife: Potential risk to a broad range of mammals.

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) can infect animals, however, the whole range of potential hosts is still unknown. This work makes an assessment of wildlife susceptibility to SARS-CoV-2 by analyzing the similarities of Angiotensin Converting Enzyme 2 (ACE2) and Transmembrane Protease, Serine 2 (TMPRSS2)-both recognized as receptors and protease for coronavirus spike protein-and the genetic variation of the viral protein spike in the recognition sites. The sequences from different mammals, birds, reptiles, and amphibians, and the sequence from SARS-CoV-2 S protein were obtained from the GenBank.