Objective(s): The present study was aimed to investigate the influence of thoracic epidural blockade on hypoxia-induced pulmonary hypertension in rats. Materials and Methods: Forty eight Wistar rats were randomly divided into 4 equal groups, named normoxia hypoxia hypoxia/ ropivacaine and hypoxia/saline. Animals were placed in a hypoxia chamber and instrumented with epidural catheters at the t...

Introduction: Recently a relation between female sex hormones and severity of asthma symptoms has been proposed. As a common endocrine dysfunction, polycystic ovary syndrome (PCOS) could significantly influence the level of sex hormones in PCOS patients. Regarding the possible role of sex hormones in airway physiology, the present study was conducted to survey the effects of PCOS on pulmonary f...

Introduction: Hypertrophied tonsils and adenoids may cause upper airway obstruction and cardio-pulmonary complications due to pulmonary arterial hypertension. The aim of this study was to determine the correlation between mean pulmonary arterial pressure (mPAP) and selected adenotonsilar hypertrophy indexes. Materials and Methods: Thirty two patients with upper-airway obstruction resulting ...

Background : Tuberculosis is known as one of the main causes of mortality worldwide. 1.7 milliard people worldwide are infected with TB germs, there are 8 million new cases of TB annually, and three million deaths occur due to the disease in developing countries. Materials and Methods: This study included all the cases who had referred to all the health centers of Lorestan province with posi...

pulmonary arterial hypertension (pha) is a frequent complication of congenital heart disease (chd), most commonly in systemic-to-pulmonary shunt lesions. in patients with an uncorrected left-to right shunt, pah will end up to eisenmenger’s syndrome, which is contraindication of surgery. what about patients with moderate to severe pah, who do not have criteria of eisenmenger’s syndrome; immediat...

background: pulmonary tuberculosis is still the most common form of tuberculosis in hiv infected patients having differ­ent presentations according to the degree of immunosuppression. this study appraised the impact of hiv infection on clini­cal, laboratory and radiological presentations of tuberculosis. methods: the clinical, laboratory and radiological presentations of pulmonary tb in 56 hiv-...

introduction: up to 12% of patients undergoing coronary artery bypass graft have pulmonary complications. smoking can cause a six-time increase in pulmonary complication after major surgery. the most common pulmonary changes after cabg are decrease in frc, vc and atelectasis. in this study, the effect of oral n-acetyl-cystein in reduction of severity of hypoxemia and atelectasis in current smok...

background tuberculosis (tb) is a globally significant cause of morbidity and mortality in children. few data on tuberculosis in children and adolescents are available in iran. objectives the current study aimed to describe the case characteristics and clinical-epidemiological aspects of children and adolescents with tb. methods a retrospective review was undertaken on 203 patients aged less th...