This study was undertaken to document the impact of heavy metal pollution on the Libyan jird, Meriones libycus and to contribute to an environmental impact statement for the rapidly growing City of Riyadh. All metal concentrations in surface soil of a polluted site (within Riyadh City) were higherthan those from a reference site (outside the city).Although Pb declined versus earlier reports on ...

BACKGROUND Antibiotics sales without medical prescriptions are increasingly recognized as sources of antimicrobial misuse that can exacerbate the global burden of antibiotic resistance. We aimed to determine the percentage of pharmacies who sell antibiotics without medical prescriptions, examining the potential associated risks of such practice in Riyadh, Saudi Arabia, by simulation of differen...

The Kingdom of Saudi Arabia, the largest nation in the Arabian Peninsula is divided into 13 regions, which are of different development levels in terms of both population and public utility infrastructure. More than the other regions, population is high in Al-Riyadh, Makkah Al-Mokarramah, and the Eastern Region, due to urbanization. The current analysis of census results is aimed at understandi...

Background: Endoscopic third ventriculostomy (ETV) has become the standard surgical procedure for treatment of non-communicating hydrocephalus. The aim of this study is to report our results over the past ten years with reference to perioperative complications of ETV with a review of some specific anesthetic issues. Methods: The computerized database (in the Department of Neurosurgery) and the ...

BACKGROUND The Middle East Respiratory Syndrome Coronavirus (MERS-CoV) was initially recognized as a source of severe respiratory illness and renal failure in 2012. Prior to 2014, MERS-CoV was mostly associated with sporadic cases of human illness, of presumed zoonotic origin, though chains of person-to-person transmission in the healthcare setting were reported. In spring 2014, large healthcar...

BACKGROUND Adolescents who suffer from depression early in life, have an increase in suicidal tendency, anxiety, conduct disorders, substance abuse, and continue to be depressed, later on in life. This study was conducted to identify the prevalence and correlates of depression among adolescent girls in Riyadh city in order to carry out early intervention. METHODS A cross-sectional, school-bas...

Material and Method: We analyzed records of all patients who underwent FNAC and thyroid surgeries between July 2006 and June 2010 at King Khalid Hospital, King Saud University, Riyadh, Saudi Arabia. Each diagnosis derived from FNAC of thyroid nodule reported by the Bethesda system was matched with the final histopathology result. Specificity, sensitivity, positive and negative predictive value,...

1Key Laboratory of Systematic Mycology & Lichenology, Institute of Microbiology, Chinese Academy of Sciences, Beijing 100190, P.R. China; 2School of Science, Mae Fah Luang University, Thasud, Chiang Rai 57100, Thailand; 3Landcare Research, Private Bag 92170, Auckland, New Zealand; 4King Saud University, College of Science, Botany and Microbiology Department, P.O. Box: 2455, Riyadh 1145, Saudi A...