Prostatic intra-epithelial neoplasia (PIN) is considered a precursor of invasive carcinoma, characterized by proliferation and anaplasia of cells lining prostatic ducts and acini. In this study, we applied the PIN grading system on one-hundred cases of prostatic carcinoma and one-hundred cases of benign prostatic hyperplasia, then compared the results. 74% of prostatic carcinoma and 51 % of...

conclusions the results showed that clinical and ultrasonographic grading to diagnose varicoceles is directly consistent together and it is possible to make them equivalent together. in addition, the age factor has not a significant impact on disease grading. methods in this cross-sectional study, 66 patients suspected of varicocele referred to urology clinic of shahid faghihi hospital in shira...

In the open-pit mining, one of the first decisions that must be made in production planning stage, after completing the design of final pit limits, is determining of the processing plant cut-off grade. Since this grade has an essential effect on operations, choosing the optimum cut-off grade is of considerable importance. Different goals may be used for determining optimum cut-off grade. One of...