Asthma is one of the chronic lung diseases that cause shortness breath and suffocation in airways due to involvement causes many problems affected person by reducing oxygen supply body. One main asthma allergens, which environmental allergens disease people with susceptibility asthma. Common therapies available do not have ability definitively treat improve breathing removing airway obstruction...

in this study, we evaluated the relationship between rhinosinusitis to the severity of asthma in asthmatic patients. this cross-sectional study was conducted on 90 patients with asthma referring to imam khomeini hospital in ardabil city. asthma control stepping method was used for staging of asthma severity. patients' clinical signs and paraclinical findings were individually evaluated and comp...

the purpose of this study was to determine the clinical significance of changes in the plasma  adiponectin  concentration  in  patients  with  bronchial  asthma  and  to  test  the association between the single nucleotide polymorphisms (snps) rs2241766 and rs1501299 in the adipoq gene and bronchial asthma in the chinese li population.we selected 120 cases and 120 controls, and plasma adiponect...

asthma is a chronic inflammatory disorder of the airways. the stress is a factor for asthma which indicates a disorder in the function of communicational mediators of nervous and  immunological systems  such  as  neurotransmitters.  a  study  indicated  that  blood serotonin concentration increases in asthmatic patients. other study indicates that one kind of the serotonin  receptors, named 5ht...

background : the international study of asthma and allergies in childhood (isaac) is used to define the prevalence and severity of asthma in different regions. in this study we followed the performance of the isaac video and written questionnaires (vq and wq) to classify asthma in 13-14 yr-old schoolchildren.   methods: the present study was carried out on 3540 school children 13 to 14-yrs-old ...

abstract the prevalence of asthma is inconsistent in different countries and even in regions of a country. awareness of this prevalence has favorable impacts on health care system planning. the aim of this literature review and meta-analysis was to estimate the prevalence of pediatric asthma in the islamic republic of iran during two recent decades. a search was done in national (sid, magiran, ...

background: allergic diseases including asthma, allergic rhinitis (ar) and eczema are common chronic diseases in children. the purpose of this study was to determine the prevalence of asthma, ar and eczema in sari, iran. methods: this study was carried out on all elementary schools selected as a cluster from february 2010 to july 2010 in sari, north of iran. a questionnaire was provided accordi...

the clinical behavior of asthma varies with age at onset. this study was undertaken to identify associated markers of adult-onset allergic asthma (age ≥20 years).this cross-sectional study compared two groups: 58 patients with asthma onset at <20 years and 66 with onset at ≥20 years. they were compared depending on results of clinical history, and body mass index (bmi), aeroallergen sensitizati...

asthma environmental triggers play important roles in severity of disease. passive smoking could exacerbate asthma symptoms and enhance the decrease in lung function. cotinine levels could be a reflection of passive exposure to the cigarette both in adults and pediatrics. the aim of this study was to determine degree of association of asthma severity and cotinine level as a marker of passive sm...