Magnesium sulfate is widely used in obstetrics and is drug of choice in two important complications of pregnancy, preeclampsia and preterm labor. The antagonistic effects of magnesium sulfate on calcium ion and on platelet aggregation may lead to changes in bleeding time. This study was conducted to evaluate the effect of magnesium sulfate on bleeding time in women with threatened preterm labor...

The analysis of solute and thermal dispersion in pulsatile flow through the stenotic tapered blood vessel is presented. The present problem is an extension of the work done by Ramana et al. who considered the time-invariant arterial wall. In the present model, the flexible nature of the arterial wall through the obstruction (called stenosis) is considered and it is achieved with the he...

a 40 year old male, a known case of hypertrophic cardiomyopathy, was admitted for catheterization. at catheterization and angiography, septum was hypertrophied to about 5cm and diffuse coronary artery aneurysm was revealed. we found no previous report of coronary artery aneurysm in hypertrophic cardiomyopathy.

background: vertebrobasilar arterial territory nourishes one-quarter of human brain. it constitutes some vital and strategic parts of the central nervous system. methods: a number of keywords (vertebral, basilar, artery, and territory) were searched in medline (ovid and pubmed) as well as google, proquest, scopus, cochrane library, and science direct online databases. only articles containing a...

mild (140 to 159/90 to 99 mmhg) or moderate (160 to 179/100 to 109 mmhg) chronic arterial hypertension does not appear to cause headache. whether moderate hypertension predisposes patients to headache at all remains controversial, but there is little evidence that it does. ambulatory blood pressure monitoring in patients with mild and moderate hypertension has shown no convincing relationship b...

 Background: Asthma is a common condition in general medical practice, and it accounts for about 1% of all ambulatory hospital visits. Nowadays, hospitalization rates for asthma have actually been increased in some demographic subgroups despite recent advances in treatment. Understanding the underlying factors that contribute to hospitalization and especially duration of the hospitalizatio...