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신길현 대한영상의학회 1993 대한영상의학회지 Vol.29 No.5
Aberrant left-sided pulmonary artery (Pulmonary artery sling) is an uncommon anomaly, which may cause significant respiratory abnormality. We report a case of pulmonary artery sling which is combined with persistent left superior vena cava and dextrocardia. This case was identified by esophagogram and CT and confirmed by MRI and angiography. We consider that MRI is a valuable new method for the diagnosis of aberrant left-sided pulmonary artery.
추정 초음파 및 CT상 형태의 변화를 보인 후복막강 낭종성 림프관종:증례보고
신길현 대한영상의학회 1995 대한영상의학회지 Vol.33 No.2
저자들은 수술로 확진된 후복막강 낭종성 림프관종 1예를 보고한다. 65세 남자 환자 로 2년전 폐암으로 입원하여 치료받던 중 우연히 후복막강에 종괴가 발견되었다. 초음파 소 견상 종괴는 다방성이었고 내부에 찌꺼기를 포함하였으며, 전산화단층촬영 소견상 지방-물 경계를 보여 양성 낭종성 기형종과 감별이 어려웠다. 2년후 추적 초음파 검사에서 종괴는 단방성으로 변하였고 전산화단층촬영에서 물과 비슷한 균등한 밀도를 보였다. 수술 소견상 후복막강에서 발생한 낭종성 림프관종으로 확진되었다. We report a case of retroperitoneal cystic lymphangioma in an 65-year-old male. Two years prior to this admission, a mass was incidentally detected by ultrasound during hospitalization for the treatment of lung cancer. Ultrasound study showed a multiloculated cystic mass with debris and CT revealed a fat-fluid level within the mass. On two years follow-up, the mass has changed into a unicameral mass without internal echogenicity on US and homogeneous water-density mass on CT. The mass was removed by surgery and confirmed as retroperitoneal cystic lym-phangioma.
신길현 대한영상의학회 1996 대한영상의학회지 Vol.34 No.1
Purpose : To evaulate the efficacy and safety of emergent superselective transcatheter embolization forcontrolling massive colonic bleeding. Materials and Methods : Six of the seven patients who had symptom of massivegastrointestinal bleeding underwent emergent transcatheter embolization for control of the bleeding.Gastrointestinal bleeding in these patients was originated from various colonic diseases ; rectal cancer(n=1),proctitis(n=1), benign ulcer(n=1), mucosal injury by ventriculoperitoneal shunt(n=1), and unknown(n=2). Allpatients except one with rectal cancer were critically ill. Superselective embolization were done by using Gelfoamparticles and\or coils. Results : The vessels embolized were ileocolic artery(n=2), superior rectal artery(n=2),inferior rectal artery(n=1), and middle and inferior rectal arteries(n=1). Hemostasis was successful immediatelyin all patients. Two underwent surgery due to recurrent bleeding developed 3 days after the procedure(n=1) or inassocialion with underlying rectal cancer(n=1). On surgical specimen of two cases, there was no mucosal ischemicchange. Conclusion : Transcatheter embolization is a safe and effective treatment of method for the control ofmassive colonic bleeding.
좌폐 대엽성 무기폐의 단순흉부 측면상 소견: 양측 상엽기관지간의 거리변화
신길현 대한영상의학회 1996 대한영상의학회지 Vol.34 No.6
Purpose : To evaluate the distance between both upper lobe bronchi on lateral radiographs and its change in left upper or lower lobe collapse. Materials and Methods : 144 true lateral radiographs were analyzed on which both upper lobe bronchi were clearly identified. They included 116 normal cases, 11 cases of left upper lobe collapse, 13 of left lower lobe collapse, and 4 cases of left lower lobe lobectomy. Line A was drawn parallel to the vertebral end plate through the upper margin of the left upper lobe bronchus. Line B was drawn parallel to line A through the upper margin of the right upper lobe bronchus. The shortest distance between line A and line B was measured as the distance between both upper lobe bronchi. Results : In normal cases, the mean value of the distance was 2.19cm $\pm$ S.D. 0.37cm on right and 2.16cm $\pm$ S.D. 0.40cm on left lateral radiographs ; these results were not significantly different(P=0.79). In cases of collapse, the mean value of the distance was 0.43cm $\pm$ S.D.0.99cm in upper lobe collapse and 3.56cm $\pm$ S.D. 0.72cm in lower lobe collapse, results which were significantly different from those of normal cases(P<0.01). In eight cases(73%) of left upper lobe collapse, the distance was less than 1cm and in 10 cases(77%) of left lower lobe collapse, the distance was more than 3cm. Conclusion : The distance between both upper lobe bronchi varies markedly in case of lobar collapse. A distance of less than 1cmsuggests collapse of the left upper lobe and a distance more than 3cm suggests collapse of the left lower lobe.
허시현,김완종,한규범,이영준,김지현,윤광호,한만덕,신길상 한국통합생물학회 2012 Animal cells and systems Vol.16 No.3
Burns are one of the most devastating forms of trauma and wound healing is a complex and multicellular process,which is executed and regulated by signaling networks involving numerous growth factors, cytokines, and chemokines. Recombinant human granulocyte macrophage colony-stimulating factor (rhGM-CSF) was specifically produced from rice cell culture through use of a recombinant technique in our laboratory. The effect of rhGM-CSF on promotion of deep second-degree burn wound healing on the back skin of a hamster model was evaluated through a randomized and double-blind trial. As macroscopic results, hamster skins of the experimental groups showed earlier recovery by new epidermis than the control groups. Immunohistochemical reactions of proliferating cell nuclear antigen and transforming growth factor-b1, which are indicators of cell proliferation, were more active in the experimental group, compared with the control group. On electron microscopy, basal cells in the epidermis of the experimental group showed oval nuclei, prominent nucleoli, numerous mitochondria and abundant free ribosomes. In addition, fibroblasts contained well-developed rough endoplasmic reticulum with dilated cisternae. Bundles of collagen fibrils filled the extracellular spaces. Particularly, ultrastructural features indicating active metabolism for regeneration of injured skin at 15 days after burn injury, including abundant euchromatin, plentiful free ribosomes,and numerous mitochondria, were observed. These findings suggest that use of rhGM-CSF could result in accelerated deep second-degree burn wound healing in animal models.
본태성고혈압 환자에서 저염식 및 교감신경차단제 사용시 요중 Catecholamines 함량 변동
장중현(Jung Hyun Chang),조영호(Young Ho Cho),이경미(Kyung Me Lee),신길자(Gil Ja Shin),이우형(Woo Hyung Lee),안영수(Young Soo Ahn),김동구(Dong Goo Kim),김경환(Kyung Hwan Kim),홍사석(Sa Suk Hong) 대한내과학회 1988 대한내과학회지 Vol.34 No.4
N/A Sympathetic activity is related to the pathogenetic mechanism in essential hypertension. It is now evident that plasma norepinephrine reflects sympathetic activity. However, there are some conflicting results concerning the levels of urine catecholamines and their significance. This study was performed to evaluate the significance of urine catecholamines as an index of sympathetic activity in essential hypertension. The study was done on thirteen patients of established hypertension. Normotensive controls were fourteen healthy individuals. The concentrations of urine norepinephrine and dopamine were detected by employing liquid chromatography-electrochemica1 detector. The results were summarized as follows: 1) Age, body surface area, G.F.R., 24 hours urine excretion of sodium and plasma renin activity were not different between normotensive and hypertensive groups. 2) There was a significant decrease in systolic and diastolic blood pressure after treatment with low salt diet and atenolol. 3) In hypertensive group, the values of urine norepine-phrine and dopamine were significantly higher than normotensive group and both were significantly reduced after treatment with low salt diet and atenolol. 4) In hypertensive group, significant correlation was observed between urine norepinephrine and dopamine levels. Also, significant correlation was observed between the decrements in systolic blood pressure and the changes in urine norepinephrine by the treatment. In conclusion, urine catecholamines, norepinephrine and dopamine, were elevated in essential hypertension, and were significantly reduced after low salt diet and atenolol therapy, and it is suggested that urine catecholamines can be useful index in evaluating sympathetic activity in essential hypertension.