original article   occupational diseases are any chronic ailment that occurs as a result of work or occupational activity. this study was conducted to examine the frequency and risk factors of some skin and musculoskeletal disorders among nurses at a referral-teaching hospital. all 197 nurses in the hospital from different working shifts were engaged in the study. all nurses filled out a questi...

A retrospective study was conducted to evaluate lung retention of particles containing cerium in subjects with and without previous occupational exposure to mineral dusts. Analytical transmission electron microscopy was performed on 459 samples of bronchoalveolar lavage (BAL) fluid and 75 samples of lung tissue. Study of the distribution of mineralogical species in human samples showed that par...

The occupational contribution to chronic obstructive pulmonary disease (COPD) has yet to be put in a global perspective. In the present study, an ecological approach to this question was used, analysing group-level data from 90 sex-specific strata from 45 sites of the Burden of Obstructive Lung Disease study, the Latin American Project for the Investigation of Obstructive Lung Disease and the E...

Dear Colleagues,   As Editor-In-Chief of Journal of Cardio-Thoracic Medicine (JCTM), it is my pleasure to introduce this official quarterly publication of Mashhad University of Medical Sciences, which is an international, peer-reviewed, and English language journal. Our aim is to publish high quality integrating clinical and experimental research in the following fields: Respiratory medici...