a 52-year-old post-menopausal female was admitted to the emergency room due to acute onset of abdominal pain in the right lower quadrant. there was no history of trauma of the abdomen. contrast-enhanced multi-detector computed tomography (mdct) of the abdomen and pelvis revealed a massive right retroperitoneal hematoma and contrast extravasation from a right ovarian artery aneurysm. digital sub...

Extensive green roofs have been shown to support native biodiversity and plant communities that are analogous natural or semi-natural habitats such as grasslands. However, little is known about the role of soil seedbanks in dynamic extensive roof communities. The purpose this study was analyze seedbank developed after 4 years an analog dry grassland community, seeded with 29 species. We aimed u...

Background: The relationship between air pollution exposure and adverse birth outcomes such as low birth weight and IUGR was studied. However, very few studies evaluated the effect of air pollution emissions on spontaneous abortion. We examined association between spontaneous abortion of the first trimester of pregnancy and ambient concentrations of carbon monoxide in Tehran. Materials and Meth...

Background: Spontaneous infarction is an uncommon complication of fibroadenoma of the breast. Although infarction following fine needle aspiration (FNA) has been reported in the literature, infarction encountering on first time aspiration is very rare. Lack of knowledge of this entity may lead to an erroneous diagnosis of inflammatory lesion like mastitis and carcinoma on cytology smears. Case...

subject analysis of the potential of spontaneous combustion in coal layers with analytical and numerical methods has been always considered as a difficult task because of the complexity of the coal behavior and the number of factors influencing it. empirical methods, due to accounting for certain and specific factors, have not accuracy and efficiency for all positions. the rock engineering syst...

one of the major causes of spontaneous abortion before the fourth month of pregnancy is chromosomal abnormalities. we report an unusual case of a familial balanced chromosomal translocation in a consanguineous couple who experienced 4 spontaneous abortions. chromosomal studies were performed on the basis of g-banding technique at high resolution and revealed 46, xx, t (16 6) (p12 q26) and 46, x...