The facies changes, tectonics and magmatism across the Triassic–Jurassic boundary in the southern Tethyan margin have been studied in Egypt, Sudan, Jordan and Saudi Arabia. In Saudi Arabia and Jordan an unconformable contact is recognized between the Upper Triassic and Lower Jurassic rocks. This unconformity surface is marked by the truncation of the fluvial clastics of the uppermost Triassic b...

[1] The Land2Sea database contains data on the sizes of 1519 exorheic river drainage basins (79% of the exorheic land area), annual suspended sediment fluxes (593 rivers, 63% of the exorheic land area), and water discharges (1272 rivers, 76% of the exorheic land area) that have been compiled from a variety of sources. The database extends earlier compilations, such as GEMS/GLORI. The river basi...

n a recent issue of Saudi Medical Journal Ayoola et al1 reported a decline in the prevalence rates for hepatitis B virus (HBV) surface antigen (HBsAg) among Saudis domiciled in the Gizan Region of Saudi Arabia. Certainly, health care authorities would ensure an uninterrupted immunization with HBV vaccines in early infancy and ensure further reduction in the quantum of blood donors being positiv...

Through a house-to-house survey, 1325 people aged 11+ years registered at 2 primary health care centres (1 at high altitude and 1 at sea level) in Asir region, Saudi Arabia, were interviewed and examined for weight, height and peak expiratory flow rate. The prevalence of bronchial asthma at sea level (19.5%) was significantly higher than at high altitude (6.9%). Illiteracy, low income, use of c...

C heart disease (CHD) constitutes the majority of pediatric heart diseases and remains one of the major causes of morbidity and mortality. Previous studies demonstrated that CHD worldwide, is relatively common with a prevalence ranging from 4-50 per 1000 live births.1 The prevalence was 10.7 per 1000 in KSA2 in 2001, and 17.5 per 1000 in Central Australia3 in 2004. Only a few studies in Saudi A...

BACKGROUND South Africa is experiencing a critical shortage of human resources for health (HRH) at a time when the population and the burden of ill-health, primarily due to HIV, AIDS and TB, are on the increase. This shortage is particularly severe within the nursing profession, which has witnessed significant emigration due to poor domestic working conditions and remuneration. Salaries and oth...

OBJECTIVES To provide an overview of the general curricula in preclinical endodontic training from 6 established dental schools in Saudi Arabia. METHODS This study was conducted in January 2014 including only schools that had more than 2 groups of student graduates prior to the study. We included 2 dental schools from the Central region, one from Qassim region, one from the Makkah region (wes...

To document an outbreak of epidemic adenovirus keratoconjunctivitis (AKC) in southern Saudi Arabia in 2013, its influence in the presentation of the community. To describe a series of adenovirus keratoconjunctivitis cases. Observational non-comparative case series selected from an ongoing prospective series. Two hundred and fifty (250) cases examined at a corneal specialty practice in Abha, sou...

V entricular septal defect (VSD) is defined as a structural abnormality of the heart; defect in any portion of the ventricular septum with blood flow at the level of ventricles through this defect. It accounts 25% of congenital heart disease; 1 and remains one of the major causes of morbidity. 2 Ventricular septal defect is the most common lesion of congenital heart disease worldwide, 3 with a ...