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송관영,김혁수,정명훈,안치성,최선욱,최일승,강동수,Song, Kwan Young,Kim, Hyug Soo,Jung, Myung Hoon,Ahn, Chi Sung,Choi, Sun Wook,Choe, Il Seung,Kang, Dong Soo 대한신경외과학회 2000 Journal of Korean neurosurgical society Vol.29 No.8
Spinal neurenteric cyst results from the persistence of an abnormal communication between endodermal and ne-uroectodermal layer. Embryologically, neurenteric cyst is derived from endoderm that is fused with the developing notochord during the third week of gestation. It is a rare malformation that lead to spinal cord compression. The patient is 19-year-old male presented with chest pain, paresthesia and progressive weakness in his low extremities(grade II/II). Preoperative MR imaging revealed intradural extramedullary cyst with intracystic hemorrhage in T1 and T2 level that is ventrally located and compressed the spinal cord. Involved vertebral bodies were scalloped and fused. The cystic tumor were totally removed through costotransversectomy approach. Postoperatively, motor weakness of the low extremities were improved to the level of grade IV/V. And chest pain and paresthesia were gradually disappeared. Postoperative MR imaging showed the decompression of the thoracic spinal cord. Histologic examination revealed a ciliated columnar epithelial neurenteric cyst. The pre- and postoperative clinical, radiological features of a case of upper thoracic neurenteric cyst is described with review of literature.
A Cross-sectional Study of Nutrient Intake for Korean Women with Menopause and Metabolic Syndrome
한경훈,김성훈,송관영,한성희,김도희,Han, Kyung-Hoon,Kim, Sung-Hoon,Song, Kwan-Young,Han, Sung-Hee,Kim, Doh-Hee The Korean Society of Food and Nutrition 2015 韓國食品營養學會誌 Vol.28 No.6
Menopausal status and hormonal changes are important factors related to the prevalence of metabolic syndrome in women. Nutrient intake is also a risk factor for metabolic syndrome. Although, postmenopausal status and hormonal changes result in a 60% increased risk for metabolic syndrome, there has been no method to elucidate the effects of nutrient intake on metabolic syndrome following menopause. This study was conducted to evaluate the effects of nutrient intake by menopausal women on the prevalence of metabolic syndrome. All data were obtained from the Korean National Health and Nutrition Examination Survey 2007-2009. Menopausal women showed a 1.8-fold increase in the prevalence of metabolic syndrome. Metabolic syndrome group showed significantly lower values in calcium, iron, vitamin A, carotin, retinol and riboflavin intake than those of normal group in premenopausal women. In postmenopausal women, there are significant differences in crude fiber, calcium, iron, potassium, riboflavin and niacin. Indeed, different patterns of nutrient intake were observed by menopausal status and metabolic syndrome. As menopause cannot be controlled, a diet with adequate nutrient intake may be useful to control the rapid increase in the prevalence of metabolic syndrome due to menopause.
청국장 메탄올 추출물이 T98G 세포와 허혈성 뇌졸중 백서에 미치는 영향
한경훈,김도희,송관영,이석원,한성희,Han, Kyung-Hoon,Kim, Doh-Hee,Song, Kwan-Young,Lee, Seog-Won,Han, Sung-Hee 한국식품영양학회 2015 韓國食品營養學會誌 Vol.28 No.6
This study was conducted to evaluate the neuroprotective effects of Cheonggukjang extract in in-vitro and in-vivo models. T98G-human glioblastoma cells were pretreated with various concentrations (1~10 mg/mL) of Cheonggukjang extract for 24 h and then exposed to $H_2O_2$ (1 mM) for 3 h. The neuroprotective effects of Cheonggukjang extract were measured using a CCK-8 kit assay, total antioxidant capacity (TAC) assay, reactive oxygen species (ROS) assay, and lactate dehydrogenase (LDH) release assay. The early stage focal ischemia rodent model was used as the in-vivo neurotoxicity model. Various concentrations (10~200 mg) of Cheonggukjang extract were administered to the animal models for 1 week. Peripheral blood was analyzed for glutathione peroxidase (GPx) expression by ELISA, and infarct volume reduction was analyzed by TTC staining. Cheonggukjang extract significantly (p<0.05) increased cell viability in T98G cells against $H_2O_2$ as well as against the induced neurotoxicity. Indeed, treatment with the Cheonggukjang extract induced a decrease in ROS and LDH expression and increased TAC significantly (p<0.05). However, Cheonggukjang extract did not induce a decrease in infarct volume or an increase in GPx expression in the in-vivo model. Despite the limitation in neuroprotection, Cheonggukjang extract may be useful for treating ROS injury.
파인엑솔이 과산화수소로 유도된 SK-N-MC 세포와 뇌졸중 백서 모델에서의 보호효과
홍순오,한경훈,이승희,김도희,송관영,한성희,Hong, Soon-O,Han, Kyung-Hoon,Lee, Seung-Hee,Kim, Doh-Hee,Song, Kwan-Young,Han, Sung-Hee 한국식품영양학회 2016 韓國食品營養學會誌 Vol.29 No.6
The purpose of this study was to evaluate the protective effect of $PineXol^{(R)}$ on $H_2O_2$-induced cell death in SK-N-MC cells, and in early stage focal ischemia rodent model. SK-N-MC cells were pre-treated with $200{\mu}M$ $H_2O_2$ or various concentrations of $PineXol^{(R)}$ (10, 30, and 50 pg/mL) for 24 h, and then exposed to $H_2O_2$ for 3 h. Cell death was assessed by the CCK-8 assay, reactive oxygen species (ROS) assay, and lactate and dehydrogenase (LDH) release assay. Superoxide dismutase (SOD), catalase (CAT), and glutathione peroxidase (GPx) expressions were also analyzed by western blotting. Focal ischemia rodent model was used as the in vivo model, and different concentrations of $PineXol^{(R)}$ (1, 10, and 100 mg/kg) were administered. One week after administration, reduction of infarct volume was analyzed by TTC staining. Cell viability of $H_2O_2$-treated SK-N-MC cells significantly increased by pre-treatment of $PineXol^{(R)}$ (p<0.05). $PineXol^{(R)}$ pre-treatment also induced significant decrease of ROS and LDH expressions. However, $PineXol^{(R)}$ did not affect the infarct volume. These results suggest that $PineXol^{(R)}$ has significant neuroprotective effect in vitro, but statistical significance was not confirmed in the in vivo focal ischemia model.
반성수,최일승,안치성,정명훈,최선욱,송관영,강동수,Ban, Sung Soo,Choe, Il Seung,Ahn, Chi Sung,Jung, Myung Hun,Choi, Sun Wook,Song, Kwan Young,Kang, Dong Soo 대한신경외과학회 2000 Journal of Korean neurosurgical society Vol.29 No.10
Objective : The goal of this study is to identify the significant radiologic abnormalities in patients complaining headache and to determine predictive factors for clinically significant radiological abnormalities. Method : The study population was 410 patients having underwent CT or MRI study among 1000 patients complaining headache in outpatient basis between 1996-1999. All of these patients answered self-administered questionaire about their headaches. We reviewed the patient's charts and the questionaires and examined the radiologic study results. Result : Of the 410 patients referred for CT or MRI study, male : female ratio was 1 : 1.97. Twenty-five patients(6.1%) revealed clinically significant organic lesions. Mean age was 46.1 in radiologic abnormal group and 48.4 in normal group. Short symptom duration(p<0.01), motor weakness(p<0.05), vomiting(p<0.05), cranial nerve palsy(p<0.05), and trauma history(p<0.05) were factors indicated higher incidence of radiologic abnormality. But, patients age, and severity of headache were not associated with clinically significant radiologic lesion. The ratio of radiologic abnormality was 0.8% in patients not having any risk factor. Conclusion : The results indicate that radiologic study should be done in headache patients having the risk factors such as short symptom duration, motor weakness, vomiting, cranial nerve palsy, trauma history. For patients without any such a risk factor, the radiologic study doesn't seem mandatory.
경추 전방 유합 환자의 장기 수술 결과에 영향을 주는 방사선학적 요인 분석
최일승,서대희,박성춘,채의병,최선욱,송관영,강동수,Choe, Il Seung,Seo, Dae Hee,Park, Sung Choon,Chae, Euy Byung,Choi, Sun Wook,Song, Kwan Young,Kang, Dong Soo 대한신경외과학회 2001 Journal of Korean neurosurgical society Vol.30 No.2
Object : Anterior cervical discectomy and fusion is accepted as appropriate surgical intervention for disease processes of the ventral cervical spine. In some cases, however, improvement of symptom following operation develop myelopathy or rhizopathy at longterm follow-up. We studied to clarify the correlation between clinical results and plain radiologic findings at long term follow-up. Methods : A total of 86 patients who underwent anterior cervical discectomy and fusion were grouped into deteriorated and good recovery group. These two groups were compared in lateral functional roentgenograms on the cervical kyphosis and disc height at fused level, sagittal plane rotation and dynamic sagittal canal diameter at adjacent level. Results : The presence of cervical kyphosis and disc height at fused level do not correlate with long term followup results. Sagittal plane rotation of more than 20 degrees were identified in 36% of the cases in deteriorated group, whereas the same findings were identified in 15% of the cases in good group. Sagittal diameter of less than 12mm were identified in 48% of the cases in deteriorated group, whereas the same finding were identified in 8% of the cases in good group. Preoperatively, sagittal plane rotation of more than 20 degrees at adjacent level were identified in 28% of the cases in deteriorated group, whereas the same findings were identified in 13% of the cases in good group. Preoperatively sagittal diameter of less than 12mm at adjacent level were identified in 40% of the cases in deteriorated group, whereas the same finding were identified in 7% of the cases in good group. Conclusion : Large sagittal plane rotation and small dynamic sagittal diameter at adjacent level were factors that might be associated with later clinical deterioration after cervical anterior fusion.
감염성 두개강내 동맥류의 수술 및 내과적 치험 2례 - 증 례 보 고 -
반성수,안치성,정명훈,최일승,최선욱,송관영,강동수,Ban, Sung Soo,Ahn, Chi Sung,Jung, Myung Hun,Choe, Il Seung,Choi, Sun Wook,Song, Kwan Young,Kang, Dong Soo 대한신경외과학회 2001 Journal of Korean neurosurgical society Vol.30 No.1
Object : To determine whether to use surgical or medical therapy in treatment of infectious intracranial aneurysms, we reviewed two recent cases of infectious intracranial aneurysms and others known previous reports of aforementioned cases. Hence, we attempted to compare the validity and effectiveness of surgical and medical treatment. Method : Recently, we treated two cases of ruptured infectious intracranial aneurysms. In former case, the aneurysm was located distal to the middle cerebral artery in a patient with mild mitral regurgitation of the heart. In latter case, the aneurysm was multiple with varying hemorrhage. The hemorrhage was located bilaterally and a moderate mitral regurgitation and infective endocarditis were accompanied in this patient. Result : Due to the large size of the intracranial hematoma, stable medical condition, and easy resectability, we treated the former patient surgically. And, because of successive hemorrhage by multiple aneurysmal rupture, and the risk of heart failure, we treated the latter patient medically with serial follow-up angiography. Both patients are at present in good health. Conclusion : Because of the variability in associated factors, such as the patient's health, the number of lesions, location, anatomy of the aneurysms and the causative organism, each patient's care must be individualized and tailored to the patient's particular clinical situation.
아밀로이드 베타로 유도된 신경세포 사멸에 대한 PineXol<sup>®</sup>의 보호효과
한경훈 ( Kyung-hoon Han ),이승희 ( Seung-hee Lee ),박광성 ( Kwang-sung Park ),송관영 ( Kwan-young Song ),김정희 ( Jung-hee Kim ),박은국 ( Eun-kuk Park ),한성희 ( Sung-hee Han ) 한국식품영양학회 2017 韓國食品營養學會誌 Vol.30 No.6
Amyloid-β protein (Aβ) is known to increase free radical production in neuronal cells, leading to cell death by oxidative stress. The purpose of this study was to evaluate the protective effects of PineXol<sup>®</sup> on Aβ<sub>25-35</sub> induced neuronal cell death. Rat pheochromocytoma (PC-12) cells were pre-treated with 100 μg/mL of PineXol<sup>®</sup> for 2 h. The cells were exposed to single dose of 30 μM Aβ<sub>25-35</sub> for 24 h. Cell death was assessed by a cell count kit-8 (CCK-8) assay, lactate and dehydrogenase (LDH) release assay. An Apoptotic process was analyzed by a protein expression of the Bcl-2 family using western blotting. Cell viability increased in PC-12 cells treated with both Aβ<sub>25-35</sub> and PineXol<sup>®</sup>, compared to the control group. PineXol<sup>®</sup> induced a decrease of the Bcl-2 protein expression (p<0.05), while Bax and Sod1 increased (p<0.05), indicating attenuation of Aβ<sub>25-35</sub> induced apoptosis. These results suggest that PineXol<sup>®</sup> may be a good candidate for the prevention of Alzheimer’s disease(AD).
접형동에 발생한 점액성농류 : 증례보고 Case Report
송관영,조창성,김충현,하영일 대한신경외과학회 1994 Journal of Korean neurosurgical society Vol.23 No.6
A rare case of sphenoid sinus mucopyocele with visual impairment and opthalmoplegia is presented. clinical presentations including headache, opthalmoplegia, visual disturbance and ptosis are caused by local extension of the mucopyocele of the sphenoid sinus. The authors report a mucopyocele involving the sphenoid sinus with a brief review of the literature.
송관영,조창성,김충현,하영일 대한신경외과학회 1993 Journal of Korean neurosurgical society Vol.22 No.12
It is believed that differentiating tuberculoma, abscess, metastatic tumor and glioma is often difficult without exisional biopsy. The authers report two cases of tuberculoma in the cerebral hemisphere which were treated surgically. Differentiating characteristics of intracerebral tuberculoma in MR imaging and CT scans are also discussed. With the references reviewed, the MR imaging features of the trberculoma were found to be distinct from those of abscess, metastatic tumor, glioma and cysticercus granuloma.