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張尙燮 동국지리학회 1989 東國地理 Vol.- No.10
This study investigated the morphology of sea-stacks in the Cheju island and the development processes of it and the sea-stacks development in relation with geological structures, especially joints. The results are as follows: 1. 11 sea-stacks developed in all study areas are uniformly distributed to each shore of the Cheju island. 2. By the sea-stack's scale 6-15m height and 1-10m width of sea-stacks are much distinguished. when we see the sea-stacks, site, the headland is most distinguished, but 36.4% of the sea-stacks are developed in the sheltered areas which wave erosion is more weak than the headland. by this facts we can know well that longshore current occurring in the sheltered areas by wave energy dispersed from the headland have a great effection on the formation and development of the sea-stacks. 3. There are three types of the sea-stacks, the he cone type of se-stack is very common while the table-hill type of the sea-stack is rarest. By relations between sea-stack's types and their site, it is characteristic that the cone type is developed in the headland, the castle type in the sheltered area and the table-hill type in the sheltered area and the table-hill type on the shore platform. This distribution is ascribed to the difference of formation process, sel-cliff's altitude and the development of geological structure. 4. Geological structural attitude of rock and bedding-plane attitude have a basic effection on the form and formation of the sea-stacks, especially joint's density, joint's pattern, joint's spacing and joint's direction have a direct influence on the from of the sea-tacks. 5. The most important formation process of he sea-stacks are wave erosion, especially abrasion and quarrying. and such subaerial weathering as frost action, salt weathering and water layer weathering have an indirect influence on the formation and development of the sea-stacks. 6. Wave erosion occured by storm waves have some influence on the development and extinction of the sea-stacks. Like the south coast and the east coast of the Cheju island were the waves are weak, storm waves which occur in summer have some influence on the development, destruction and extinction of the sea-stacks.
장상섭,이형,김지언,이상도,임정근,김근호,박영춘,김태완,김진석 啓明大學校 醫科大學 1999 계명의대학술지 Vol.18 No.1
내인성 뇌교 혈관의 공급 영역에 따라 단독 뇌교 경색은 전측(내측과 외측), 피개, 외측 뇌교경색의 세가지 유형으로 분류할 수 있고 이들의 임상 양상과 국소 해부학적 상관 관계는 일치하였다. 전측 뇌교경색은 주로 피질 척수로를 손상시켜 상하지의 부전 편마비를 일으키며 반수 이상의 환자(59%)에서 피개 징후와 증상을 동반하였다. 피개경색은 현훈, 의식변화, 안 운동장애, 감각장애 및 뇌신경마비같은 피개 증상과 징후가 나타나며 일부(30%)에서 경미한 운동장애가 동반되었다. 단독뇌교 경색은 주로 기저 동맥의 관통 동맥 폐색에 의해 발생하곡 대혈관 질환이나 심 색전증 또한 단독 뇌교 경색의 원인이 되었다. Background : In a pontine infarction, variable neurologic deficits present because the pons is very complicated organ including cranial nerve nuclei and several fiber tracts. It's the aim of this study to clarify the clinicotopographical correlation of isolated acute pontine infarcts. Methods : We studied 33 patients with acute pontine infarct and classified them into three subtypes on the basis of lesion location on MRI. Clinical features, angiographic findings and risk factors were compared. Results : Twelve patients had a ventromedial pontine infarcts, in which clinical findings included dysarthria (N=12), hemiparesis (N=12) and tegmental signs (N=6). Five patients had a ventrolateral pontine infarcts, in which clinical findings included vertigo (N=3), hemiparesis (N=3) and sensory disturbances (N=2). Fifteen patients had a tegmental infarcts, in which clinical findings were vertigo (N=13), eye movement disorders (N=10) such as abducence palsy; inter-nuclear opthalmoplegia, ocular bobbing, and sensory disturbance (N=4). Emboligenic heart disease (N=3/33 9.1%) and sign-ificant stenosis of vertebro-basilar artery (3/16 18.7%) were observed. Summary: Corresponding to territories of intrinsic pontine vessels, isolated pontine infarcts could be classified into three main syndromes. Isolated pontine infarcts were usually due to thrombosis of per-forating arteries, but large artery stenosis and cardioembolism also could be causes of isolated pontirie infarcts.
8) 예측성 경색 부위별 최적의 심근관류 단층촬영술 시행에 관한 연구
송재범,이완규,서명덕,장상섭,Song Jae Beom,Lee Wan Kyu,Shu Myung Duk,Jang Sang Sup 대한방사선사협회 1999 대한방사선사협회지 Vol.25 No.1
Purpose : Physical properties of radiophamaceuticals of technetium($^{99m}Tc$) and thallium($^{201}Tl$) have early been used for clinical diagnostics. The studies of those radiophamaceuticals have been contributed to the efficient to