conclusions the fev1/fev6 ratio can be used as a valid surrogate for fev1/fvc in the diagnosis of airway obstruction, especially for screening purposes in high-risk populations for copd. moreover, fev6 is an acceptable alternative for fvc in detection of restrictive pattern. results this study shows that the current cut-off points used to detect obstruction and restriction can be replaced by fe...

UNLABELLED There has been no study on the platelet function in the patient with chronic pulmonary thromboembolism (CPTE). We speculate that the platelet function may be elevated in the patients. PURPOSE 1. The platelet functions were compared among CPTE before surgery, deep vein thrombosis (DVT) and normal adult people. 2. The severity of CPTE in clinical grading to the platelet functions wer...

OBJECTIVE The objective of this study was to compare the pulmonary functions in healthy non-smoking women who used either biomass or liquified petroleum gas (LPG) as their sole cooking fuel. The effects of passive smoking, ventilation, over crowding and cooking index were also taken into account. METHODOLOGY The study was conducted over a period of two years from January 1994. One hundred hea...

garbage collectors are occupationally exposed to a variety of airborne contaminants. the main objective of this study was to evaluate the respiratory health of garbage collectors. this study was carried out in fars province, south of iran. a group of 105 garbage collectors and 93 referent subjects were investigated. a standard questionnaire was administered to both groups. furthermore, subjects...

background since tuberculosis (tb) is a major public health problem that is a leading cause of mortality and morbidity among infectious diseases worldwide, early diagnosis and treatment are important to control an effective tuberculosis (tb) and also the increasing number of patients with atypical manifestations of active tb. it suggests more evaluation for active tb in fibrotic lesion in ct sc...

pulmonary hypertension (ph) is an important cause of heart failure in chronic obstructive pulmonary disease (copd). the pro brain natriuretic peptide n-terminal (nt-probnp) has been suggested as a noninvasive marker to evaluate ventricular function. however, there is no evidence to support the use of nt-probnp in monitoring the benefits of vasodilators in copd induced ph. thus, we used nt-probn...

background: one-third of the world’s population is currently infected by tubercle bacillus. this study was performed to evaluate epidemiological and clinical aspects of confirmed cases of tuberculosis infections in a seven-year time period, between years of 2002 to 2008, in the city of hamadan, west of iran. materials and methods: in this descriptive retrospective study, medical records of 375 ...