Prolonged breastfeeding and delayed introduction of whole cow's milk into the diet are factors associated with egg sensitization: A matched case-control study.

Background: Both breastfeeding and the moment at which introduction to solid food occurs have been associated with food allergy.

Objective: To evaluate whether prolonged breastfeeding and the delayed introduction of whole cow's milk into an infant's diet are factors that can be associated with egg sensitization.

Methods: This was a hospital-based case-control study, matched by age and sex: each study group comprised 97 atopic children.

Prevalence of oral allergy syndrome in children with allergic diseases.

Introduction: The oral allergy syndrome (OAS) is a particular type of food allergy rarely explored in the paediatric population that is already considered an adult problem.

Objective: Identify the prevalence of OAS, symptoms and pollen species associated with its presence in children affected by allergic diseases.

Methods: A cross-sectional study was conducted.

Prevalence and factors associated to peanut allergy in Mexican school children.

Background: In our country, the prevalence and the factors associated to peanut allergy are unknown, a health problem that has been emerging worldwide.

Objective: To establish the prevalence and the factors that are associated to peanut allergy amongst school children.

Methods: This is a population-based cross-sectional study.

[Prevalence of sensitization to allergens in school children with asthma residents from Guadalajara metropolitan area].

Background: Allergic sensitization is dependent on the geographical and climatic conditions in each region; therefore, identify agents most commonly sensitized children with asthma is important for planning prevention measures.

Objective: To determine the prevalence of the sensitization to allergens in children with asthma.

Material And Method: This cross-sectional and prolective study includes children from ages 6 to 14, who have asthma, attended for the first time in an allergy service.

Peanut allergy in Mexican children: what is the effect of age at first consumption?

Studies suggest that children who start solid foods early are at risk for developing food allergies. Herein, we evaluated the effects of the introduction of peanuts to the diets of children on emerging peanut allergies. Children with allergic rhinitis and asthma were enrolled in the present study and evaluated in four stages.