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Eshun, Derek,Saraf, Rabya,Bae, Soochan,Jeganathan, Jelliffe,Mahmood, Feroze,Dilmen, Serkan,Ke, Qingen,Lee, Dongwon,Kang, Peter M.,Matyal, Robina American Physiological Society 2017 environmental and exercise physiology Vol.122 No.6
<P>NEW & NOTEWORTHY Our research project proposes a novel method for drug delivery. Our patented PVAX nanoparticle can detect areas of ischemia and oxidative stress. Although there have been studies about delivering angiogenic molecules to areas of ischemic injury, there are drawbacks of nonspecific delivery as well as short half-lives. Our study is unique because it can specifically deliver NPY3-36 to ischemic tissue and appears to extend the amount of time therapy is available, despite NPY3-36's short half-life.</P>
The Effect of Surgery Time on Prognosis in Newborns with Meningomyelocele
Oncel, Mehmet Yekta,Ozdemir, Ramazan,Kahilogullari, Gokmen,Yurttutan, Sadik,Erdeve, Omer,Dilmen, Ugur The Korean Neurosurgical Society 2012 Journal of Korean neurosurgical society Vol.51 No.6
Objective : To investigate the effect of surgery time on prognosis of newborns with meningomyelocele. Methods : The records of neonates with meningomyelocele were retrospectively analyzed. Demographic and clinical characteristics as well as information, timing of surgery, and durations of hospital stay and antibiotic therapy were recorded. Results : The records of 30 babies were included in the final analysis. Overall, the mean gestational age was $37.7{\pm}2.7$ weeks, with a mean birth weight of $2967{\pm}755$ g and head circumference of $35.8{\pm}3.8$ cm. In terms of localization, 46.6% of the meningomyeloceles were lumbosacral, 40% were lumbar, 10% were thoracolumbar and 3.3% were thoracal. The mean size of the meningomyelocele sacs was $4.33{\pm}1.2$ cm. Newborns underwent surgery on average of $8.2{\pm}5.9$ days after birth, with an overall mean duration of hospital stay of $30{\pm}25.1$ days. Patients were divided into two groups based on timing of surgery (group 1, ${\leq}5$ days; group 2, >5 days), and comparisons between groups revealed that earlier surgery was associated with significantly shorter durations of hospital stay (p<0.001) and antibiotic therapy (p<0.05). Conclusion : Early surgical intervention (${\leq}5$ days) was associated with a shorter duration of hospital stay and antibiotic therapy as well as a lower complication rate. We recommend that corrective surgery be undertaken as soon as reasonably possible.
Sadık Yurttutan,Mehmet Yekta Oncel,Nursel Yurttutan,Halil Degirmencioglu,Nurdan Uras,Ugur Dilmen 대한소아청소년과학회 2015 Clinical and Experimental Pediatrics (CEP) Vol.58 No.6
Lethargy in newborns usually indicates central nervous system dysfunction, and many conditions such as cerebrovascular events, infections, and metabolic diseases should be considered in the differential diagnosis. Nonketotic hyperglycinemia is an autosomal recessive error of glycine metabolism, characterized by myoclonic jerks, hypotonia, hiccups, apnea, and progressive lethargy that may progress to encephalopathy or even death. Cerebral sinovenous thrombosis is a rare condition with various clinical presentations such as seizures, cerebral edema, lethargy, and encephalopathy. Here, we report the case of a newborn infant who presented with progressive lethargy. An initial diagnosis of cerebral venous sinus thrombosis was followed by confirmation of the presence of nonketotic hyperglycinemia.
Abdulvahap Oguz,Eren Fatma Akcil,Yusuf Tunali,Hayriye Vehid,Ozlem Korkmaz Dilmen 대한마취통증의학회 2019 Korean Journal of Anesthesiology Vol.72 No.6
Background: General anesthesia with intravenous or inhalation anesthetics reduces respiratory functions. We investigated the effects of propofol, desflurane, and sevoflurane on postoperative respiratory function tests. Methods: This single-center randomized controlled study was performed in a university hospital from October 2015 to February 2017. Ninety patients scheduled for endoscopic endonasal transsphenoidal pituitary surgery were randomly categorized into either of these three groups: propofol (n = 30, the Group TIVA), desflurane (n = 30, the Group D) or sevoflurane (n = 30, the Group S). We analyzed the patients before, after, and 24 h following surgery, to identify the following parameters: forced expiratory volume in 1 second (FEV1) %, forced vital capacity (FVC) %, FEV1/FVC, and arterial blood gases (ABG). Furthermore, we also recorded the intraoperative dynamic lung compliance and airway resistance values. Results: We did not find any significant differences in FEV1 values (primary outcome) among the groups (P = 0.336). There was a remarkable reduction in the FEV1 and FVC values in all groups postoperatively relative to the baseline (P < 0.001). The FVC, FEV1/FVC, ABG analysis, compliance, and airway resistance were similar among the groups. Intraoperative dynamic compliance values were lower at the 1st and 2nd hours than those immediately after intubation (P < 0.001). Conclusions: We demonstrated that propofol, desflurane, and sevoflurane reduced FEV1 and FVC values postoperatively, without any significant differences among the drugs.
Yurttutan, Sadik,Oncel, Mehmet Yekta,Yurttutan, Nursel,Degirmencioglu, Halil,Uras, Nurdan,Dilmen, Ugur The Korean Pediatric Society 2015 Clinical and Experimental Pediatrics (CEP) Vol.58 No.6
Lethargy in newborns usually indicates central nervous system dysfunction, and many conditions such as cerebrovascular events, infections, and metabolic diseases should be considered in the differential diagnosis. Nonketotic hyperglycinemia is an autosomal recessive error of glycine metabolism, characterized by myoclonic jerks, hypotonia, hiccups, apnea, and progressive lethargy that may progress to encephalopathy or even death. Cerebral sinovenous thrombosis is a rare condition with various clinical presentations such as seizures, cerebral edema, lethargy, and encephalopathy. Here, we report the case of a newborn infant who presented with progressive lethargy. An initial diagnosis of cerebral venous sinus thrombosis was followed by confirmation of the presence of nonketotic hyperglycinemia.