chronic  obstructive  pulmonary  disease (copd)  and  asthma  are  major  public  health problems, which seems to have close association with psychiatric disorders. the present study was conducted to compare the psychological status between asthmatic and copd patients and clarify the relationship with severity of pulmonary obstruction. this cross-sectional study was planned to compare the psych...

objectives: patients with hepatitis c virus infection are at high risk of getting hepatitis a virus. hepatitis a virus is an important widespread virus that usually causes more severe medical consequences in patients with chronic liver disease. the purpose of this study was to evaluate prevalence of hepatitis a virus antibody in patients with chronic hcv in isfahan province, iran. methods: a cr...

background percutaneous liver biopsy is one of the most important and widely used methods for diagnosing chronic liver diseases; however, controversies related to the potential risk of complications and patient discomfort still exist. objectives the objective of this study was to evaluate the safety and success rate of blind percutaneous liver biopsy. patients and methods we conducted a retrosp...

background: the fourth survey of the surveillance system named ‘‘childhood and adolescence surveillance and prevention of adult non-communicable disease’’ (caspian–iv study), was conducted among a national representative sample of iranian students. this paper describes the methods and early findings of this survey.  methods: this nationwide school-based study was conducted in 31 provinces of ir...

objectives: the purpose of the present study was to evaluate the effect of modified widman flap (mwf) surgery (as a periodontal treatment procedure) on maximum bite force (mbf; as an indicator of patient function). materials and methods: in this clinical trial, 24 patients were examined for their mbf before and at one, four and eight weeks after their mwf surgery. these recordings along with th...

conclusions although we found a trend towards decreasing spah and improving 6mwd, no statistically significant shift were detected in our outcomes due to inadequate sample size. patients and methods a registered (irct201108257411n1), triple-blind, randomized controlled trial was performed in rasoule akram hospital, tehran, from 2009 to 2011. forty five patients with secondary pulmonary hyperten...