background:  the aim of the study was to estimate the radiation dose during emergency exposure to patients treated with iodine-131 during the isolation period. materials and methods: the dose rate from a sample of 192 patients administrated by three different radioactivity of 131i (3.7, 5.55 and 7.4 gbq) was measured, at 1 meter after 1, 24 and 48 hours post dose administration, at three differ...

Background: For more than four decades clomiphene citrate has been the first line of the treatment for ovulatory disorders. The aim of this study was to compare the effects of letrozole and clomiphene citrate on ovulation and pregnancy rate in patients with polycystic ovary syndrome. Methods: In this prospective double-blind study, 100 patients with polycystic ovary syndrome were randomized int...

cancer patient receive various cytotoxic drugs in association with antiemetic drugs such as 5ht3 receptor antagonists as their chemotherapy regimen. 5ht3 receptor antagonists have been reported to produce changes in ecg parameter. there are only a few studies about cardiovascular events of these drugs in patient receiving potentially cardiotoxic chemotherapies. the subject of this study is to e...

Objective: To characterise the effects of acetylcholinesterase inhibition with pyridostigmine on parasympathetic tone in patients with chronic heart failure (CHF). Design: Prospective randomised, double blind crossover trial. Setting: University hospital outpatient heart failure clinic. Patients: 20 ambulatory subjects with stable CHF (mean age 55 years, mean ejection fraction 24%). Interventio...

The blood biochemical parameters were investigated in a yak (Bos grunniens L) after intravenous administration of 5 mg/kg enrofloxacin. Blood samples were collected from the jugular vein daily for 5 days after the drug administration. Heparinized bloods were collected for mean corpuscular volume (MCV), erythrocyte sedimentation rate (ESR), hemoglubin (Hb) estimation and...

OBJECTIVE To characterise the effects of acetylcholinesterase inhibition with pyridostigmine on parasympathetic tone in patients with chronic heart failure (CHF). DESIGN Prospective randomised, double blind crossover trial. SETTING University hospital outpatient heart failure clinic. PATIENTS 20 ambulatory subjects with stable CHF (mean age 55 years, mean ejection fraction 24%). INTERVE...

pyridostigmine bromide (pb) is a reversible cholinesterase inhibitor. the aim of this study was to determine the effect of orally administration of single dose sustained-released tablet of pyridostigmine bromide (pbsr) on the frequency domain indices of heart rate variability (hrv). thirty-two healthy young men were participated in this study. they were divided into 2 groups; the pyridostigmine...

Objective- To evaluate the effects of bupivacaine (B), ketamine (K), and a combination of bupivacaine and ketamine (BK) after lumbosacral epidural analgesia in sheep.   Design- Experimental study.   Animals- Nine healthy male and non-pregnant female Iranian Chall sheep with mean body weight of 38.9 ± 15.1 kg.   Procedures- Animals were selected randomly and three treatments administered. The ...

we are on the eve of a revolution in health policy that will forever change our way of thinking about health and healthcare. a few years from now, our vision of the organization and the administration of healthcare services will be transformed.   this is not a revolution born out of crisis, albeit the financial pressure on public and private funders of healthcare is clearly at play. it has not ...