BACKGROUND Suprachoroidal gas injection has been reported as a complication of pneumatic retinopexy, and the usefulness of B-scan ultrasonography has been reported. A case of suprachoroidal gas injection as a complication of pars plana vitrectomy confirmed by computed tomography (CT) is presented here. METHODS A 64-year-old woman developed a vitreous hemorrhage due to a retinal tear secondary...

Wellbore instability is a quite common event during drilling, and causes many problems such as stuck pipe and lost circulation. It is primarily due to the inadequate understanding of the rock properties, pore pressure, and earth stress environment prior to well construction. This study aims to use the existing relevant logs, drilling, and other data from offset wells to construct a precise mech...

In the Persian Gulf region, conditions are highly favorable for ozone air pollution and the region is a hot spot of photochemical smog. The vast activities in processing oil and gas play a major role in it. It was found that the elevated concentrations of reactive hydrocarbons co-emitted with nitrogen oxides from Hydrocarbon Processing facilities lead to substantial ozone production. South Pars...

the present study aimed at investigating and estimating the amount of damage caused by waste water pollution of water desalinators in the south pars special zone. the main reasons for conducting this study were to investigate the creation of environmental pollutants as a result of the development and expansion of different industries in the south pars zone, as well as the ecological sensitivity...

south pars oil operation activities in the south of boshehr province require settling new population in line with balancing relations among human, space and activity in this area it is necessary to organize and arrange population and shaping new residences for new population and these are unavoidable. under study area includes 5 counties, 11 villages and 5 cities this area reaches to dashtestan...

PURPOSE To characterize short-term changes induced by pars plana vitrectomy on anterior segment depth and lens thickness by means of high-frequency ultrasound biomicroscopy. METHODS We undertook a prospective case series study on consecutive patients referred for pars plana vitrectomy as the sole procedure in our institution between 2005 and 2007. Twenty-eight eyes of 28 patients undergoing p...

the establishment and development of industrial and free- trade zones have ever brought about a number of economic, commercial, and industrial benefits. the development of south pars special economic energy zone in the last decade, and following the policy of increasing efficiency in the common area with qatar, other aspects of economic development in kangan township have received little attent...