Risk factors for wheezing in primary health care settings in the tropics.

Background: The International Study of Wheezing in Infants (EISL) is a cross-sectional, population-based study, based on ISAAC (http://www.isaac.auckland.

The foundation of the Hospital Infantil de México, today Hospital Infantil de México Federico Gómez.

In the early years of the 20 century, no hospital in Mexico held the capacity to address the health problems of Mexican children, making it necessary to build a modern institution to take care of these issues. This situation mobilized a group of doctors led by Dr. Federico Gómez Santos to seek the acknowledgement of the President, Abelardo L.

First surgical care of Mexican children in the nineteenth century.

Here, two papers are presented, which constitute the first reports of surgical procedures in Mexican children performed at the 19th century. The two publications refer to surgical operations for the extraction of bladder stones. At that time, there was no anesthesia, so part of the description alludes to the suffering of the patients and the operative difficulties.

El doctor Eduardo Liceaga, pediatra.

Aun cuando se han escrito diversos trabajos acerca de la vida y obra del doctor Eduardo Liceaga, muy poco se menciona acerca de su actividad en el campo de la atención a la salud infantil. Al inicio de su actividad profesional, el doctor Liceaga mostró una inclinación por la atención de los niños enfermos. Preferentemente por los aspectos quirúrgicos, así lo señalan sus primeros trabajos, aunque después también se preocupó por otros temas relacionados con la infancia y, finalmente, por los asuntos sanitarios.

[Firsts surgical care of Mexican children in the nineteenth century].

Here, two papers are presented, which constitute the first reports of surgical procedures in Mexican children performed at the 19 century. The two publications refer to surgical operations for the extraction of bladder stones. At that time, there was no anesthesia, so part of the description alludes to the suffering of the patients and the operative difficulties.

El Dr. Manuel Justo Domínguez Quintanar, fundador de la puericultura racional y la pediatría técnica en México.

This paper presents some biographical notes, both personal and professional, for Dr. Manuel Justo Dominguez Quintanar; a native of Queretaro, who over 80 years lived firsthand the historical stages in which Mexico turned into an independent country: from the First Federal Republic to the Porfiriato. He had an active participation in them all; either as a doctor, a teacher, administrator or politician.

[Origins of institutional Pediatrics: Maternity and Childhood Hospital of Mexico City in the nineteenth century].

In June of 1866, the empress Carlota founded the Maternity House in the Department of Secret Births at the Hospice of the Poor. Upon the reinstatement of a republican government, Dr. Ramon Pacheco was appointed director of the Maternity House.

Regional variation in asthma symptom prevalence in Latin American children.

Objectives: This study investigates the distribution pattern of asthma symptom prevalence in Latin American children aged 13-14 years.

Methods: A randomized, cross-sectional and multicentric study on the prevalence and severity of asthma symptoms (lifetime asthma, current wheezing, and frequent sleep disturbance by wheezing) was conducted in 165,917 schoolchildren from 56 centers in 17 Latin American countries, as part of the International Study of Asthma and Allergies in Childhood (ISAAC), Phase Three.

Results: The prevalence of lifetime asthma prevalence ranged from 1.

[Acute asthma prevalence in children and teenagers from Merida, Yucatan, Mexico].

Objective: To quantify the number of asthma attacks treated in the emergency room of a public hospital and to study seasonal fluctuations.

Material And Methods: A retrospective survey was conducted in the pediatrician emergency room of General Hospital Agustin O'Horan in Merida, Yucatan, Mexico during one year (January 1 to December 31st, 2005). A total of 7,674 emergency room consultations were registered during a period of one year.

The International Study of Wheezing in Infants: questionnaire validation.

Background: There are no internationally validated questionnaires to investigate the prevalence of infant wheezing. This study was undertaken to validate a questionnaire for the International Study on the Prevalence of Wheezing in Infants (Estudio Internacional de Sibilancias en Lactantes, EISL).

Material And Methods: Construct and criterion validity were tested for the question 'Has your baby had wheezing or whistling in the chest during his/her first 12 months of life?'.

Asthma prevalence in children living in north Mexico City and a comparison with other Latin American cities and world regions.

Reports of previous studies done without following the international guidelines in different cities of Mexico showed a decrease in asthma prevalence. The aim of this study was to determine the prevalence and severity of asthma symptoms in children and teenagers living in north Mexico City and compare them with those of other Latin American cities and world regions. The cross-sectional survey followed the protocol of the International Study of Asthma and Allergies in Childhood IIIb phase survey.

Identification of asthma risk factors in Mexico City in an International Study of Asthma and Allergy in Childhood survey.

The International Study of Asthma and Allergy in Childhood (ISAAC) has assessed the prevalence of asthma, as well as the factors related to the disease in different countries. The aim of this study was to identify asthma risks factors in Mexico City. Data were obtained from questionnaires of children participating in a phase 3b ISAAC survey.

[Prevalence of positive skin tests to indoor allergens in preschooler children with respiratory allergy in Merida, Yucatan, Mexico].

Background: Infantile asthma and rhinitis are commonly thought to be caused by indoor allergens but preschooler children are not commonly skin tested.

Objective: To know the frequency of skin test reactivity to indoor allergens in allergic preschooler children.

Material And Methods: We evaluated 176 children (103 females/73 males) between 2 and 5 years old with respiratory allergy.

Obesity risk factors in the ISAAC (International Study of Asthma and Allergies in Childhood) in Mexico City.

Background: The International Study of Asthma and Allergies in Childhood (ISAAC) has promoted surveys in asthma and allergic diseases using standardized methodologies including validated questionnaires. Many items in the questionnaires have also been implied in the overweight and obesity etiology.

Objective: To describe the factors associated with obesity in subjects of 6-7 years and 13-14 years in the ISAAC survey in Mexico City.

[Peak expiratory flow in 6-12 year-old children from Merida, Yucatan, Mexico].

Background: Assessment of pulmonary function may be done by several procedures, such as spirometric and flow metric ones.

Objective: To obtain a peak expiratory flow rate (PEFR) percentilar curve in healthy schoolchildren of both sexes of Merida, Yucatan, Mexico.

Material And Methods: We carried out a transversal and observational study in schoolchildren between 6 and 12 years old of both sexes.

[Increase in frequency of asthma in school children from Villahermosa, Tabasca, Mexico].

Background: There is evidence that the worldwide prevalence of asthma is increasing, particularly in children.

Objective: To compare the cumulative prevalence of medical diagnosis of asthma among Mexican schoolchildren in two surveys 12 years apart.

Material And Methods: The study populations of the two comparable cross sectional surveys comprise six to twelve years old public and private schoolchildren in Villahermosa, Tabasco, Mexico.