BACKGROUND As Korea has experienced rapid economic development, the lifestyles of Koreans have become more Westernized, in terms of urbanization and dietary habits. Also, the prevalences of allergic diseases, such as rhinitis, asthma, and dermatitis, have increased rapidly. This study aimed to identify the factors influencing the symptoms of rhinitis conditions, including rhinitis, allergic rhi...

BACKGROUND Not much data are available from large, unselected, birth cohort studies on the natural course and comorbidities of rhinitis in children. OBJECTIVE To study phenotypes of rhinitis in relation to the natural course and comorbidities of allergic diseases in preschool-age and early school-age children. METHODS We analyzed data from a birth cohort of 2024 children, for whom informati...

Background: Levocetirizine (LCZ), the active R-enantiomer of cetirizine, is a second-generation antihistamine approved for symptom treatment due to seasonal allergic rhinitis (SAR), perennial allergic rhinitis, and chronic idiopathic urticaria in patients $6 months of age. Objective: To review available literature about pharmacokinetics, pharmacodynamics, efficacy, tolerability, quality of life...

BACKGROUND Clinical and immunological studies have consistently shown a possible link between atopy and idiopathic nephrotic syndrome (INS). However, whether allergic diseases occur after INS develops is unknown. METHODS From Taiwan's National Health Insurance database, 1340 children with newly diagnosed INS and 5360 non-INS matched controls were identified in 2000-2007. By the end of 2008, t...

Leukotriene inhibitors are the first new class of medications for the treatment of persistent asthma that have been approved by the U.S. Food and Drug Administration in more than two decades. They also have been approved for the treatment of allergic rhinitis. Prescriptions of leukotriene inhibitors have outpaced the evidence supporting their use, perhaps because of perceived ease of use compar...

the first epidemiologic survey of childhood allergic rhinitis in iran was carried out from may 1995 until april 1996.. a questionnaire was distributed among 4584, 11-15 year-old children of both sexes, to be completed under supervision of medical students. nasal smears were collected from the cases with allergic rhinitis (n = 445, 5.8%.), and from 340 healthy children for comparison. significan...

BACKGROUND Allergic rhinitis is a disease impairing quality of life, sleep, and work. A new classification for allergic rhinitis, Allergic Rhinitis and its Impact on Asthma (ARIA), has recently been proposed. OBJECTIVE To study the effect of allergic rhinitis using ARIA definitions to determine severity and duration. METHODS A total of 3052 patients consulting general practitioners for alle...

allergic rhinitis is a very common disorder that affects children. to determine the national prevalence of allergic rhinitis symptoms in iranian children, we conducted a systematic review and meta-analysis. we conducted a literature search by using the google scholar from 1992 until 2012. the search terms were included: allergic rhinitis, isaac and iran. all the selected studies on children wer...

the  frequency of  allergic diseases such  as allergic rhinitis is considerable in general population. insect aeroallergens are important allergens which can induce airway inflammation. the aim of this study was to determine the prevalence of sensitization to insect aeroallergens in allergic rhinitis patients in yazd as a desert city in iran. a cross-sectional study was undertaken on 95 allergi...