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( Sung Hoon Choi ),( Chang Moo Kang ),( Dong Hyun Kim ),( Woo Jung Lee ),( Hoon Sang Chi ) 대한내과학회 2011 대한내과학회지 Vol.81 No.5
Robotic surgical system provides many unique advantages which might compensate the limitations of usual laparoscopic surgery. By using robotic surgical system, we performed robot-assisted laparoscopic pancreaticoduodenectomy (PD). A Sixty-two year old female patient with an ampullary mass underwent robot assisted PD due to imcomplete treatment of endoscopic ampullectomy. The removal of specimen and reconstruction were performed through small upper midline skin incision. Robot working time was about 8 hours, and blood loss was about 800 ml without blood transfusion. She returned to an oral diet on postoperative day 3. Grade B pancreatic leak was noted during the postoperative period, but was successfully managed by conservative management alone. We successfully performed da Vinci-assisted laparoscopic PD, and robot surgical system provided three-dimensional stable visualization and wrist-like motion of instrument facilitated complex operative procedures. More experiences are necessary to address real role of robot in far advanced laparoscopic pancreatic surgery.
Kang, Tae-Cheon,Kim, Duk-Soo,Kwak, Sung-Eun,Kim, Ji-Eun,Won, Moo Ho,Kim, Dae-Won,Choi, Soo-Young,Kwon, Oh-Shin Wiley Subscription Services, Inc., A Wiley Company 2006 Glia Vol.54 No.4
<P>Recent studies have demonstrated that blockade of neuronal death in the hippocampus cannot prevent epileptogenesis in various epileptic models. These reports indicate that neurodegeneration alone is insufficient to cause epilepsy, and that the role of astrocytes in epileptogenesis should be reconsidered. Therefore, the present study was designed to elucidate whether altered morphological organization or the functionalities of astrocytes induced by status epilepticus (SE) is responsible for epileptogenesis. Glial responses (reactive microgliosis followed by astroglial death) in the dentate gyrus induced by pilocarpine-induced SE were found to precede neuronal damage and these alterations were closely related to abnormal neurotransmission related to altered vesicular glutamate and GABA transporter expressions, and mossy fiber sprouting in the dentate gyrus. In addition, newly generated astrocytes showed down-regulated expressions of glutamine synthase, glutamate dehydrogenase, and glial GABA transporter. Taken together, our findings suggest that glial responses after SE may contribute to epileptogenesis and the acquisition of the properties of the epileptic hippocampus. Thus, we believe that it is worth considering new therapeutic approaches to epileptogenesis involving targeting the inactivation of microglia and protecting against astroglial loss. © 2006 Wiley-Liss, Inc.</P>