The sickle cell (HbS) gene occurs at a variable frequency in the Middle Eastern Arab
countries, with characteristic distribution patterns and representing an overall picture of blood …

Background Studies from Saudi Arabia have reported a continued increase in the prevalence
of cardiovascular diseases and their associated risk factors. The objective of this study was …

Objectives Contamination of blood samples can lead to serious problems in patient
management. The administration of unnecessary antibiotics, wastage of hospital resources, and …

The permanganate-mediated oxidative cyclization of a series of 2-methylenehept-5-eneoates
bearing different chiral auxiliaries was investigated, leading to the discovery of trans-2-…

We describe the clinical patterns and case-fatality rate associated with severe Rift Valley
fever (RVF) in patients who were admitted to the Gizan regional referral hospital during an …

… Author links open overlay panel Ali Al-Hazmi MD 1 , Ali A. Al-Rajhi MD, FRCOphth 2 , Emad
B. Abboud MD 2 , Ephraim A. Ayoola MD, FACP 3 , Mohammed Al-Hazmi MD 3 , Rukban …

The coronavirus disease 2019 (COVID-19) pandemic has represented a challenge to medical
practice in Saudi Arabia and worldwide. In contrary to the increasing numbers of COVID-…

Abstract Treatment of p‐tosyloxybenzaldehyde (1) with ethyl cyanoacetate afforded ethyl 2‐cyano‐3‐(4‐{[(4‐methylphenyl)sulfonyl]oxy}phenyl)acrylate
(2) which reacted with some …

Objectives The objectives of this study were to determine incidence and risk factors of
glucose intolerance one year after delivery in a sub-cohort of Riyadh Mother and Baby Cohort …

The stimulating herbal drug khat (cathine, cathinone) and its analog methcathinone are
common substances of abuse in most countries. A GC–MS method was developed and …