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손광현,주종은,이남수,Sohn, Kwang-Hyun,Joo, Jong-Eun,Lee, Nam-Soo 대한흉부심장혈관외과학회 1978 Journal of Chest Surgery (J Chest Surg) Vol.11 No.3
A three year and seven month old girl with moderate depression deformity of the sternum associated with a huge well defined homogenous hazy mass density of the upper half of the right hemithorax on plain chest x-ray had developed, exertionaI dyspnea (Figs1, 2 and 3). Correction of the funnel chest was carried out with modified Ravitch procedure and resection of the intrathoracic cystic mass was performed through an anterolateral thoracotomy incision in one stage operation satisfactorily (Figs. 7 and 8). On exploration, the mass, $15{\times}12{\times}10$cm in size, was connected to the bronchus at 1cm a bove the carina by a stalk (Fig. 4). The outer surface showed abundant vasculature. The specimen was filled with mucoid material; the inner surface was much trabeculated. glistening and smooth (Fig. 5 and 6). yficroscopically, the cyst was lined with simple or pseudostratified ciliated columnar epithelium. The cystic wall was composed of loose fibrous connective tissue, muscle layers, cartilages with some lymphocytic infiltration (Fig. 9). Isolated cases of funnel chest deformity and congenital bronchogenic cystic disease are not uncommon; however, the assocbtion of the two conditions is yery rare. Therefore. report and review of the literature was done.
손광현,이남수,이건주,Sohn, Kwang-Hyun,Lee, Nam-Soo,Lee, Geon-ju 대한흉부심장혈관외과학회 1980 Journal of Chest Surgery (J Chest Surg) Vol.13 No.2
A twenty three year old, Primigravida and 32 week pregnant woman who has been complained dyspnea, chest pain, nausea and vomiting was admitted to this chest surgical department on Feb. 19, 1979. Physical findings were those of acutely ill appearance, decreased thoracic excursion and absence of breath sounds in the left hemithorax. Roentgen examination of the chest revealed reticular cystic densities in the left, particularly in lower lung field with collapse of the left lung. Correction of the diaphragmatic hernia was carried out with reduction and repair of the hernia through transperitoneal approach. On exploration, the defect of the diaphragm was 12 x 12 cm in size and was located posterolateral area of left diaphragm. Hernia contents were stomach, spleen, omentum and splenic flexure of large bowel. The baby was normal full term spontaneous delivered at 36th POD. Diaphragmatic hernia complicated by pregnancy is a rarity and mortality is extremely high. Therefore, the literatures have reviewed and the case is reported.
폐암 치험 73례: Alveolar cell carcinoma 를 중심으로
손광현,이남수,고일향,Sohn, Kwang-Hyun,Lee, Nam-Soo,Ko, Il-Hyang 대한흉부심장혈관외과학회 1979 Journal of Chest Surgery (J Chest Surg) Vol.12 No.4
During the period of 4 years from August 1975 to August 1979 one hundred and forty seven cases of lung cancer were seen at Paik Foundation Hospital in Seoul, Korea. Among these 147 cases, 104 patients had primary carcinoma of the lung and the remainder was metastatic carcinoma to the lung. Among these 104 primary carcinoma patients, 73 cases were proven histologically as primary carcinoma of the lung. There were three cases of alveolar cell carcinoma [Table 1 ]. This clinical observation is based on those 73 cases including three case reports of the alveolar cell carcinoma. 1. Peak incidence was observed in the 5th decade of life. Male to female ratio was 2 to 1 [Fig. 1]. 2. Pathological classifications were as follows: epidermoid carcinoma, 24 cases [32.9%]; undifferentiated carcinoma, 20 cases [27.4%]; adenocarcinoma, 15 cases [20.5%]; bronchioloalveolar carcinoma [5.5%] and positive cytology, 10 cases [13.7%] [Fig. 2]. 3. Evidence of inoperability was observed in 55 patients [75% of the 73 cases] [Table 3]. 4. Among those 73 cases, operability was evaluated in 18 patients or 25%. One patient refused operation and 17 patients [23.6%] were explored. In 11 [15%] out of 17 patients, thoracotomies were performed. Six cases were pneumonectomies and 5 cases were lobectomies or bilobectomies [Fig. 3]. 5. First case of alveolar cell carcinoma was a 46 year-old housewife complaining of cough and hemoptysis for one year. The plain chest X-ray and bronchogram showed characteristic pictures as Figures 4 and 5. A pneumonectomy was carried out. Histologically, a beautiful alveolar carcinoma consisted of the characteristic tall columnar epithelial cells, which were lining the alveolar spaces as seen in Figures 6, 7, 8, and 20. 6. In the second case of 41 year old male, predominant clinical feature was single, well defined mass in the right lower lobe [Fig. 10 and 11] on chest X-ray. Bilobectomized specimen showed fragile, soft and hard tissue containing mucoid secretions and focal yellowish necrosis with pigmentation on cut surface [Fig. 12]. Slides showed tumor cells lined up along the alveolar septa with papillary projections [Fig. 13 and 14]. 7. Third case of alveolar cell carcinoma was a 50-year-old housewife with hemoptysis. An outstanding clinical picture was a round to lobulated mass in the right upper lobe [Fig. 16]. She is living now, 2 years and 1 month post-operatively, but has arrived at terminal stage with military nodular disseminations to the contralateral lung [Fig. 19].
손광현(Sohn Kwang Hyun),노용덕(Noh Yong Deok) 한국정보처리학회 1997 정보처리학회논문지 Vol.4 No.9
Direct3D is a recently developed 3D graphic accelerator such that we could make a Windows graphic programs with Direct3D easily. This paper presents the fractal terrain model viewer developed in terms of Direct3D. The object classes and the input dialog box used the model viewer, program initializing process, and the flow of the model viewer are discussed. Finally, the output of terrain formulation in wire-frame, solid, and point type form are presented. To show the results, the data of a terrain model were made by a fractal technique, the midpoint displacement methods with square lattices of points.