Congenital diaphragmatic hernia (CDH) is a severe defect with an estimated incidence of 1:3000 live births (). This anomalous condition is characterized by an absence of separation between the thoracic and abdominal cavities during fetal development. Some of the first hypotheses about this congenital defect postulated that the presence of abdominal viscera in the thoracic cavity caused pulmonary hypoplasia by pushing the abdominal contents into the developing lungs (,). After several studies in animal models, a new theory was presented […]

OBJECTIVE: To estimate the prevalence of medicine use among high school students (14-18 years old) living in an urban area in Southern Brazil and the proportion who self-medicate and to explore the association between medicine use and demographic, socioeconomic, and behavioral variables. METHODS: A school-based survey was conducted among high school students in the city of Maringa/PR, Brazil in 2007. The sample students were selected through two-stage random sampling. The sample included 991 students (54.5% females) from eight public and […]