نتایج جستجو برای: abnormalities spermogram
تعداد نتایج: 102742 فیلتر نتایج به سال:
Background: Globozoospermia is an uncommon disorder of sperm morphology associated with severe male infertility. Patients who contain both normal and round-headed sperm are called partial globozoospermic. It is possible that round-headed sperm may have an abnormal chromatin structure and /or DNA strand breaks. Moreover, sperm DNA fragmentation and protamine deficiency is shown to be associated ...
Background . Violation of male fertility can have various causes, one which is a decrease in sperm motility. In the pathogenesis asthenozoospermia, some bioactive substances, particular cytokines, may be involved. Aim To estimate number most studied cytokines to date ejaculate infertile men with normozoospermia and patients asthenozoospermia. Materials methods We examined 38 10 comparable age. ...
iniencephaly is a rare kind of neural tube defect that is classified into two types of iniencephaly apertus and iniencephaly clausus. this anomaly could be diagnosed prenatally by obstetric ultrasonography and terminated by therapeutic abortion; however, it could be undiagnosed until birth similar to our case due to the abnormal position of the fetus or lack of experience of the sonographer. du...
nuchal translucency (nt) measurements in the first trimester screening between 11 and 14 weeks’ gestation are regarded as a clear marker for aneuploidies. the presence of a thickened nt, even if the karyotype is normal, can be associated with structural abnormalities. having an abnormal screening of nt, parents and physicians could face dilemma over abortion particularly in a case of ivf/icsi f...
extended abstract introduction zanjan has recently enjoyed considerable population and physical growth. the rapid irregular growth in population number caused unfavorable formation of informal settlement areas in the city. islamabad is of the largest informal accommodation regions in zanjan which was built as a consequence of massive rural migration during 1970s. although the area, at present,...
background: the goal of the present study was to report the results of two parallel works in which the incidence of fetal deaths and also congenital malformations among the progenies of the iranian chemical victims were studied. methods: the subjects were progenies of a randomly selected population from survivors of chemical attacks during iran-iraq conflict. totally 807 male cases ranged 18-85...
reproductive abnormalities cause major losses of sheep production. abattoir materials were used todetermine the extent of reproductive wastage. reproductive tracts were collected from 524 ewes slaughtered at urmia slaughter-house in urmia, northwest of iran, during a period of 12 months. overall, 30.10% of the ewes examined were pregnant. a total of 149 (28.44%) tracts developed acquired reprod...
introduction pelvic pain results from many causes such as primary dysmenorrhea, uterine anomalies, menstrual outflow obstruction, endometriosis, myoma and adenomyosis. this study reports on a rare case of non-communicating functional rudimentary horn. case presentations a 15-year-old nulligravida young woman with a history of severe intermittent pelvic pain presented a 4-5 centimeter mass. a su...
background: cardiac manifestations that occur in a majority of patients with organophosphate (op) poisoning may range from innocuous electrocardiographic manifestations, such as sinus tachycardia, to life-threatening complications, including cardiogenic pulmonary edema and myocardial necrosis. in this study, we evaluated the various electrocardiographic manifestations in patients with op poison...
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