Background: Long-term central venous access is used in children for various reasons specially for delivering chemotherapy. Since vessels in children have smaller diameters, they are more prone to injury and complications such as thrombosis. Different methods are used for implantation of port-a-cath in children. We aimed to compare the complications of insertion of central venous access ports be...

The use of ultrasound to facilitate regional anesthesia is an evolving area of clinical, education, and research interests. As our community's experience grows, it has become evident that anesthesiologists performing "routine" ultrasound-guided blocks may very well be confronted with atypical or even pathologic anatomy. As an educational resource for anesthesiologists, the following articles pr...

Central vascular access is sometimes required for hemodynamic monitoring and infusion of fluids and medications in the pediatric emergency department. In many cases, it is attempted after failed peripheral venous and intraosseous access. Some evidence exists demonstrating benefits of ultrasound (US)-guided central vascular cannulation in adults in emergency departments. With appropriate educati...

Ontologies have the potential to play an important role in instructional design and the development of course content. They can be used to represent knowledge about content, supporting instructors in creating content or learners in accessing content in a knowledge-guided way. While ontologies exist for many subject domains, their quality and suitability for the educational context might be uncl...

conclusions radio-guided localization of non-palpable breast lesions is an acceptable method because of technical facilitation, accurate localization and complete excision with limited complications. so it can be recommended as an alternative method for wire-guided localization. results pathologic results were benign in 90.5% and malignant in 9.5% of patients. post-operative margin of lesion wa...

As managers of Brazilian HEI's can use the BSC to improve the decision-making process? The answer to this question guided this study that found the efficiency of this business strategy in the educational context of Brazilian higher education expansion.

conclusions doppler-guided hemorrhoid artery ligation is a safe and easy method for treating hemorrhoidal disease, but its results should be interpreted carefully, especially in grade iv of the disease. patients and methods one hundred patients were enrolled in this study and divided randomly into two groups of fifty patients. each group either underwent the milligan-morgan procedure or the dop...