many studies with different results have been conducted regarding varicocelectomy in patients with subclinical varicocele and its effect on semen parameters. this clinical trial was aimed at assessing the effect of varicocelectomy on the spermiogram of patients with subclinical varicocele. a total of 142 patients with varicocele (79 clinical and 63 subclinical) took part in the study. two sperm...

abstract background and purpose: attendance of nursing students in clinical settings is an inherent element of nursing education. this study aimed to evaluate the attitudes of nurses toward the attendance of nursing students in clinical settings in shahrekord, iran. methods: this descriptive study was conducted in hajar teaching hospital of shahrekord city, iran in 2015. using convenience sampl...

background: the quality of clinical services is one of the main concerns around the world. clinical governance as a new approach to improving the quality of care provided by the health care system plays a major role in the provision of higher quality health care services. the success of this approach depends on the existence of a strong and suitable organizational culture. the aim of this study...

marek's disease (md) is the most common lymphoproliferative diseases of chickens; during the last year the incidence of md was  investigated among slaughter houses and suspected broiler farms, located in  isfahan (iran) as the region of  highest density of poultry husbandry by histopathology,  for subclinical md investigation, in  total 1550 chickens originated  from slaughter houses  were...

background: malaria is a big problem of public health in many tropical countries where socioeconomic development is deficient. four species of plasmodium are capable of infecting human: p. falciparum, p. malaria, p.vivax, p. ovale. southeastern corner of iran, including sistan and baluchestan, hormozgan and the tropical part of kerman province, are endemic region of malaria. this study aimed to...

objective: glutamate antagonists including anticonvulsant topiramate have been recommended for the pharmacological management of schizophrenia. methods: a randomized, double-blind, placebo controlled clinical trial was performed on 32 patients diagnosed with schizophrenia (18-45 years old). baseline information was gathered on demographic characteristics, vital signs, height, weight, smoking ha...

background:modafinil, a non-amphetamine central nervous system stimulant, is a wakefulness-promoting agent indicated for use in shift work sleep disorder, narcolepsy, and obstructive sleep apnea. the trend in modafinil overexposure over a ten-year period and the population likely to experience a resulting clinical effect is evaluated. methods: using data from the american association of poison ...

introduction. the aim of medical education is to produce competent , caring physicians. self-confidence is another attribute often considered desirable for physicians. confidence is a key to developing the sense of quantity that has been long recognized as a desirable characteristics of physicians, and confidence has a subjective marker of competence, an analytic descriptive survey was carried ...

the two stable isotopes of hydrogen, protium (1h) and deuterium (2h) differ in their physicochemical nature. deuterium-depleted water (ddw) significantly inhibited the growth rate of different tumor cell lines in culture media and xenotransplanted mda-mb-231, mcf-7 human breast adenocarcinomas and pc-3 human prostate tumors in vivo. the apoptosis-triggering effect of ddw was demonstrated both i...