Carlos Jimenez

Hospital General Dr. Manuel Gea Gonzalez · Dirección de Enseñanza e Investigación

Intestinal bacteria may influence lung homeostasis via the gut-lung axis. We conducted a single-center, quadruple-blinded, randomized trial in adult symptomatic Coronavirus Disease 2019 (Covid19) outpatients. Subjects were allocated 1:1 to probiotic formula (strains Lactiplantibacillus plantarum KABP022, KABP023, and KAPB033, plus strain Pediococcu...

Objective: The role of cholecystectomy as a risk factor in patients with metabolic-associated fatty liver disease (MAFLD) remains unclear. This study aimed to investigate if long-standing cholecystectomy is associated with advanced liver fibrosis and cirrhosis in patients with recently diagnosed MAFLD. Methods: A retrospective observational stud...

Background: Probiotics have been proposed as adjuvants for Coronavirus Disease 2019 (Covid19) but randomized controlled trials (RCT) are lacking. Methods: Single-center, quadruple-blinded RCT. Symptomatic Covid 19 outpatients (aged 18 to 60 years) with positive SARS-CoV2 nucleic acids test were randomized to active (n=150; ≥2x109 colony-forming uni...

Pharyngitis and tonsillitis are the most common acute respiratory infections (ARIs) in children aged ≤5 years. The analysis of published data showed that some probiotics could decrease the frequency and number of days with ARIs. This study evaluated the safety and efficacy of Limosilactobacillus reuteri ATCC PTA 5289 and DSM 17938 to reduce the dur...

The present study examined the validity of the coronaphobia phenomenon with healthcare professionals using a psychometric approach. Using SurveyMonkey, an adapted version of the Coronavirus Anxiety Scale—Healthcare version (CAS-HC) was administered to 231 adult healthcare professionals in Mexico. Confirmatory factor analysis demonstrated that dysfu...

Background Pityriasis rosea is a scaly, itchy rash that mainly affects young adults and lasts for 2 to 12 weeks. The effects of many available treatments are uncertain. This is an update of a Cochrane Review first published in 2007. Objectives To assess the effects of interventions for the management of pityriasis rosea in any individual diagnosed...

Background: Soy infant formulas (SIF) have long been used as an alternative for infants with special nutritional requirements. However, the medical indications for their use, their allergenicity, safety and efficacy are still controversial. Objective: To present recommendations for the use of SIF based on the existing literature. Methods: We c...

Background. Upper respiratory infections (URIs) remains as significant cause of morbidity in children. Evidence on efficacy of probiotics to prevent URIs in children is increasing. This systematic review was assembled to analyze evidence about the efficacy of probiotics to reduce duration of upper respiratory infections in ambulatory children. Meth...

The aim of this study was to describe the tracheal growth pattern and its zoometric relationship in related medium-sized mongrel puppies through adulthood. Fourteen puppies were studied. CT monitoring was performed monthly, starting in the 1st month of life through the 7th month and subsequently at the 9th and 12th months. Additionally, six zoometr...

Background 5% to 40% of infants cry excessively, usually accompanied by fussiness and excessive of gas. There are no uniform criteria for treatment of infantile colic. Lactobacillus reuteri DSM 17938 has been used with promising results. The objective of this network-meta-analysis (NMA) is to compare the efficacy of L reuteri DSM 17938 with other i...

Background:5% to 40% of infants cry excessively, usually accompanied by fussiness and excessive of gas. There are no uniform criteria for treatment of infantile colic. Lactobacillus reuteri DSM 17938 has been used with promising results. The objective of this network-meta-analysis (NMA) is to compare the efficacy of L reuteri DSM 17938 with other i...

Background. Increasing evidence demonstrate that concentration of protein in infant formula >1.9g/100Kcal with high levels of insulinogenic aminoacids is associated with accelerated weight gain, increased fat mass accumulation and risk of adiposity. Purpose of this study was to conduct a systematic review to determine the metabolic effects in infan...

During the preparation of the figures in the above article, the authors inadvertently duplicated in Fig. 1B, a and b (high and low magnification images) the images that had already appeared as Figs. 5A, a and c (high and low magnification images), respectively, of the following paper: Huerta-Yepez S, Baritaki S, Baay-Guzman G, Hernandez-Luna MA, He...

Mucormycosis is a lethal opportunistic fungal infection, described mostly in immunocompromised patients. A comparative cohort study was conducted to compare the evolution of the study group patients with rhino-orbital mucormycosis, in which a therapeutic protocol was instituted, in which the pterygomaxillary fossa is systematically surgically appro...

Myopericytoma is a perivascular tumor of the skin and subcutaneous tissue of the extremities, it is a rare finding in the head and neck, and even rarer is its deep location. Methods. A 38-year-old woman presented with a slowly growing mass at the right carotid triangle. Contrast-enhanced CT scan revealed a moderately enhancing mass. At surgery, the...

Rationale: Emergency health care demanded by adolescents has increased due to a variety of specific disorders. Aims: (1) Describe the frequency of emergency services utilization by adolescents; (2) Identify the reason for the visit; (3) Describe psychosocial and health features of patients; and (4) Describe information related to informed assent...

We describe the surgery and reconstruction employed with a sternocleidomastoid myocutaneous flap for the treatment of a heterotopic glioma in a 2-year-old boy with incomplete palatal fissure who presented with dysphagia and snoring, in whom a lateral pharyngeal wall mass obstructing 60% of the airway was noted. Heterotopic gliomas are uncommonly re...

Rationale: Emergency health care demanded by adolescents has increased due to a variety of specific disorders. Aims: (1) Describe the frequency of emergency services utilization by adolescents; (2) Identify the reason for the visit; (3) Describe psychosocial and health features of patients; and (4) Describe information related to informed assent. M...

Mucormycosis is a lethal opportunistic fungal infection, described mostly in immunocompromised patients. A comparative cohort study was conducted to compare the evolution of the study group patients with rhino-orbital mucormycosis, in which a therapeutic protocol was instituted, in which the pterygomaxillary fossa is systematically surgically appro...

Background: The importance of prebiotics consumption is increasing all over the world due to their beneficial effects on health. Production of better prebiotics from endemic plants raises possibilities to enhance nutritional effects in vulnerable population groups. Fructans derived from Agave Plant have demonstrated their safety and efficacy as pr...

Racional del estudio: A pesar de los grandes avances en su tratamiento, la diarrea aguda continúa representando un problema de salud pública en menores de cinco años. Existe poca sistematización en el tratamiento, y la mayor parte de publicaciones establecen comparaciones del coadyuvante con placebo. Objetivo: Analizar, mediante una revisión sistem...

Introduction: There are not enough studies about the barriers to lose weight from the perspective of children and their parents. Methods: Children and adolescents diagnosed with overweight/obesity in the Department of Endocrinology and their parents were invited to participate in a series of focus group discussions (FGD). Twenty-nine children 10...

OBJECTIVES To evaluate whether daily administration of Lactobacillus reuteri DSM 17938 reduces the frequency and duration of diarrheal episodes and other health outcomes in day school children in Mexico. Healthy children (born at term, aged 6-36 months) attending day care centers were enrolled in this randomized, double-blind, placebo-controlled tr...

Soya-based infant formulas (SIF) containing soya flour were introduced almost 100 years ago. Modern soya formulas are used in allergy/intolerance to cows' milk-based formulas (CMF), post-infectious diarrhoea, lactose intolerance and galactosaemia, as a vegan human milk (HM) substitute, etc. The safety of SIF is still debated. In the present study,...

Bacillus Calmette-Guerín (BCG) is a live attenuated vaccine to prevent tuberculosis, routinely administered at birth as part of the World Health Organization global expanded immunisation programme. Given intradermally, it can cause adverse reactions, including local, regional, distant and disseminated manifestations that may cause parental distress...

Background Bacillus Calmette-Guerín (BCG) is a live attenuated vaccine to prevent tuberculosis, routinely administered at birth as part of the World Health Organization global expanded immunisation programme. Given intradermally, it can cause adverse reactions, including local, regional, distant and disseminated manifestations that may cause parent...

More than 80% of the pregnant women, in one moment of the gestation have nausea and vomiting, than can produce important complications like deshydratation, hospital internment, and affectation of the quality of life. There are controversies about the safety of the combination of doxylamine + pyridoxine for the treatment of the nausea and vomiting o...

According to data from the World Health Organization and UNICEF from year 2009, iron deficiency is the most widespread nutritional deficiency worldwide. This deficiency causes an imbalance between needs and iron supply, which consequently results in anemia. Around the world, two million people suffer from anemia, half of which is due to iron defici...

Las guías de práctica clínica (guías) son recomendaciones elaboradas sistemáticamente para ayudar a la toma de decisiones entre profesionales de la salud y pacientes, respecto a los cuidados en salud en circunstancias clínicas específicas» (1). Además, las guías pueden jugar un papel importante en la elaboración de políticas de salud (2, 3) y han e...

El Instrumento para la Evaluación de Guías de Práctica Clínica (AGREE) (10) se desarrolló para examinar el tema de la variabilidad en la calidad de las guías. Con este objetivo, el Instrumento AGREE es una herramienta que evalúa el rigor metodológico y la transparencia con la cual se elabora una guía. El Instrumento AGREE original ha sido refinado,...

Human milk is recommended as the only alimentary source for the first six months of life. Additionally there is a medical and social need for safe and effective alternative forms of nutrition for infants who cannot be fed with breast milk. Recently the safety and efficacy of some ingredients in infant formulae, such as nucleotides have been discuss...

This article analyzes food consumption in relation to levels of DDE (the principal metabolite of DDT) in the adipose tissue of 207 Mexican women residing in States with high and low exposure to DDT. Data on the women's dietary habits and childbearing history were obtained from a personal interview. Adipose tissue DDE levels were measured by gas-liq...

Objective. To identify exposure factors contributing to lead poisoning in school children from Mexico City. Material and methods. Cross-sectional study of 340 children. A convenience sample of schools and a random sample of children were selected. A questionnaire was filled out and venous blood samples were taken. Lead levels were measured by atomi...

To identify exposure factors contributing to lead poisoning in school children from Mexico City. Cross-sectional study of 340 children. A convenience sample of schools and a random sample of children were selected. A questionnaire was filled out and venous blood samples were taken. Lead levels were measured by atomic absorption spectrophotometry. S...

Objetivo. Identificar los factores de exposición asociados a las concentraciones de plomo en niños de escuelas primarias públicas y privadas de la ciudad de México. Material y métodos. Se realizó un estudio transversal en 340 niños que asistían a la escuela primaria. Las escuelas se seleccionaron por conveniencia y los niños en forma aleatoria. Se...

We review the potential impact of DDT on public health in Mexico. DDT production and consumption patterns in Mexico during the last 20 years are described and compared with those in the United States. In spite of the restrictions on DDT use in antimalaria campaigns in Mexico, use of DDT is still higher than in other Latin American countries. We ana...

Many countries, including Mexico, are facing a largely unrecognized epidemic of low-level lead poisoning. Mexico is the sixth largest lead-producing country in the world, and 40% of its production is used locally in different industrial processes that cause lead contamination of the environment. The major sources and pathways of lead exposure among...

Risk factors that contribute to high blood lead concentrations were determined in 113 infants, aged 3 to 7 years old, that attended pediatric consultation at the American British Cowdray Hospital (ABC) from May 1991 to October 1992. The range of blood lead concentrations was 4 to 45 micrograms/dl, with an average value of 15.6 micrograms/dl (DE = 7...