A nasolabial cyst is described including its features on CT and MRI exams. (Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2010; 109: e92-e94)”
“A novel rotation extrusion processing system was self-designed to prepare high-performance polyethylene (PE) pipes. In this Screening Library price study, during the extrusion of the PE pipes at a high mandrel rotation speed, compressed air, as a cooling medium, was introduced through their interior to achieve the quick cooling of the inner wall and the effects of the inner wall cooling rate on the microstructure and mechanical properties of the obtained PE pipes were investigated. The experimental results showed that in contrast to conventional extrusion,
the molecular orientation deviated from the axial direction under a high mandrel www.selleckchem.com/products/bix-01294.html rotation speed and was fixed by the inner wall cooling; with increasing cooling rate, the orientation degree also increased. On the other hand, cooling promoted the augmentation of spherulites. So when the cooling rate reached a certain high point, the effect of cooling on the formation of spherulites was stronger than that on the fixation of the orientation. A much higher cooling rate decreased the orientation degree, which was closely related to
the performance of the PE pipe. As a result, there was an optimal cooling rate of the inner wall during the rotation extrusion for better performance of the PE pipe. When the cooling rate was 1.5 degrees C/s, the hoop strength of the PE pipe produced by the novel extrusion method increased from the original 24.1 MPa up to 37.1 MPa without a decrease in the axial strength, and the pipe’s crack initiation time increased from 27 to 70 h. VC 2010 Wiley Periodicals, Inc. J Appl Polym Sci
119: 1659-1666, 2011″
“Study VX-680 clinical trial Design. Case report and review of the literature.
Objective. To report on 2 rare cases of association of diastematomyelia with dysembryogenetic tumors and revision of the literature.
Summary of Background Data. Diastematomyelia is an occult spinal diastrophism pathologically characterized by a clefting of the spinal cord with/without its overlying structures. It is often associated with vertebral bony abnormalities, cutaneous lesions, myelomeningocele, hydrocephalus, hydromyelia, Chiari syndrome or Klippel-Feil syndrome. The association of diastematomyelia with dysembryogenetic spinal tumors in adults is extremely rare. Only 13 cases were detected in a literature review since 1951. We report on our experience with 2 new cases.
Methods. An 87-year-old man and a 38-year-old woman presented to our department with incomplete cauda equina syndrome. Both patients underwent complete preoperative imaging. Complete surgical removal of the tumor was performed. Details of these were compared with the ones encountered in literature.
Results.