background: although lebanon is a highly polluted country, so far no study has specifically been designed to assess the association between outdoor air pollution and chronic bronchitis in this country. objective: to assess the association between exposure to outdoor air pollution and chronic bronchitis in lebanon. methods: a pilot case-control study was conducted in two tertiary care hospitals....

JUN, Z.J., LEI, Y., SHIMIZU, Y., DOBASHI, K. and MORI, M. High Seroprevalence of Helicobacter pylori in Chronic Bronchitis among Chinese Population. Tohoku J. Exp. Med., 2006, 208 (4), 327-331 ── An increased seroprevalence of Helicobacter pylori (H. pylori), especially high virulent cytotoxin-associated gene-A (CagA) positive strains, has been found in many extragastrointestinal disorders. Mor...

The high mortality from chronic bronchitis in England and Wales and the excess of urban over rural mortality are unexplained. On dividing England and Wales into 212 local authority areas a strong geographical relation was found between death rates from chronic bronchitis and emphysema in 1959-78 and infant mortality from bronchitis and pneumonia during 1921-5. It was concluded that this relatio...

background :chronic obstructive pulmonary disease (copd) is a third leading cause of death.   methods : in this case control study, we prepared 5 cc bloods from the antecubital vein of 100 copd patients and 40 healthy individuals as control group. vascular endothelial growth factor (vegf) expression protein level was measured by elisa in both groups.   results : we found that concentration of v...

The aim was to test the hypothesis that atopy increases the occurrence of chronic bronchitis. Relations between atopy, smoking, and chronic bronchitis were studied in farmers. The data were from two successive postal surveys and a skin prick tested subsample. The cross-sectional study consisted of 9017 farmers. Those 6899 farmers who did not have chronic bronchitis at the beginning and who cont...

BACKGROUND Although chronic bronchitis is associated with impaired quality of life, hospitalisations and increased mortality, it has been less in focus after the introduction of the term chronic obstructive pulmonary disease (COPD). There are no recent published data on the prevalence of chronic bronchitis from the Scandinavian countries. AIM The main aim of the present study was to estimate ...

OBJECTIVES This study was performed to estimate the strength of association between chronic bronchitis and lifetime exposure to occupational factors, current lifestyle, and the NS-phenotype in the MNS blood group among middle aged and elderly men. METHODS The study was carried out within the frameworks of the Copenhagen Male Study. Of 3387 men 3331 men with a mean age of 63 (range 53-75) year...

We studied the prevalence, burden and potential risk factors for chronic bronchitis symptoms in the Burden of Obstructive Lung Disease study.Representative population-based samples of adults aged ≥40 years were selected in participating sites. Participants completed questionnaires and spirometry. Chronic bronchitis symptoms were defined as chronic cough and phlegm on most days for ≥3 months eac...

Background. Biomass smoke exposure is a known risk factor for chronic bronchitis. Psychiatric comorbidities may have significant impact on the quality of life of patients with chronic bronchitis. Methods. Women who engage in fish preservation by drying over burning firewood in a fishing community were recruited for this survey. The British medical research questionnaire was used to determine ch...