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유방암 환자에서 종양조직내 Collagenase 활성도와 골스캔과의 비교
김창근(Chang Guhn Kim),최시성(See Sung Choi),김현정(Hyun Jeong Kim),김선구(Seon Gu Kim),임형근(Hyung Guhn Lim),노병석(Byung Suk Roh) 대한핵의학회 1996 핵의학 분자영상 Vol.30 No.3
N/A Purpose: It has been known that the activity of extracellular matrix degradative enzymes such as collagenase correlate well with the metastaic potential of various tumor cells in experimental study. This study was aimed at comparing the activities of type IV collagenase with bone scan findings in patients with breast cancer. Materials and Methods: We retrospectively correlated bone scan findings with the results of immunohistochemical staining for 92kDa, 72kDa type IV collagenase in 28, and 30 patients with metastatic breast cancer, respectively, as well as 23, and 27 patients with primary breast cancer, respectively. The immunohistochemical staining was performed with tissue specimens obtained from primary or metastatic breast tumor lesions. The amounts of the enzyme were graded from 0 to 4 and scored by multiplication metastasis was also scored from 1 to 5 with increasing probability. Results: There was a significant difference in enzyme scores between patients with and without metastasis. In patients with primary breast cancer group, the frequency of patients with enzyme score of less than 170 were 96%(26/27) and 100%(26/26) with 92kDa and 72kDa collagenase, respectively. In contrast, in patients with metastatic breast cancer group, the frequency of patients with enzyme score of more than 200 were 93%(28/30) and 87%(26/30) with 92kDa and 72kDa collagenase, respectively. All patients with each enzyme score of less than 170 show no active bony metastasis, however, there were variable bone scan findings in patients with each enzyme score of more than 200. Conclusion: Bone scan is useful to confirm, localize or follow up of bony metastasis in patients with each enzyme scores of more than 200. Acitve metastatic lesions were hardly seen on the bone scintigraphy in patients with collagenase scores of less than 170.
노병석,최시성 圓光大學校 醫科學硏究所 1991 圓光醫科學 Vol.7 No.1-2
The diagnosis and appropriate management of patents with renal trauma have remained controversal. From February 1987 to December 1990, we evaluated with 43 CT of sustaining renal trauma. Computed tomography provides the most precise anatomical detail of renal injuries as well as valuable information regarding other retroperitoneal and intra-abdominal structures, often resulting in the identification of associated and unsuspected injury. Except 3 cases - severe fracture, shattered kidney with disrupted fragments, renal pedicle injury-, all cases of blunt renal trauma treated conservatively. By precise CT staging and interventional procedure, the main management of renal trauma changed from surgical treatment to conservative management.
노병석,김찬수,정선관,김창근,원종진,김학철,채권묵 圓光大學校 醫科學硏究所 1992 圓光醫科學 Vol.8 No.1-2
The gold-coated expandable metallic stent(Gianturco type) was used in 21 patients with obstructive jaundice. From March 1991 to February 1992, two-six connected metallic stents of 8-12㎜ in diameter were placed in 3 patients with benign biliary stricture and 18 patients with malignant biliary stricture in Wonkwang University Hospital. All stents were placed successfully without any technical failure or procedural morbidity or mortality. All patients complained abdominal pain for 1-7 days after the stent placement. In a follow up period of 3-42 weeks, reocclusions were observed in four of 18 patients with malignant strictures(22%), 3 20weeks after stent insertion. Nine patients died 3-27weeks (mean : 13.6weeks) after the stent placement. The remaining 12 patients are alive 1-42weeks (mean : 14.2weeks) after stent implantation. The Gianturco expandable biliary stent is suggested as an effective treatment for benign and malignant biliary obstruction.
반월형 공기음영(air-meniscus sign)을 보인 폐 경화성 혈관종 1례 : A Case Report
정선관,노지영,노병석,원종진 圓光大學校 醫科學硏究所 1998 圓光醫科學 Vol.14 No.1
Sclerosing hemangiomas which uncommonly occur in the pulmonary parenchyma rarely have the air-meniscus sign on the radiologic examinations. We report a case of histopathologically proven sclerosing hemangioma with the air-meniscus sign of the lung on both chest radiograph and CT.
Wegener 씨 육아종 증례보고 1예 : A Case Report
정선관,임형근,정은택,노병석,김창근,원종진 圓光大學校 醫科學硏究所 1995 圓光醫科學 Vol.11 No.2
Wegener's granulomatosis is characterized by necrotizing and granulomatous disease which involves upper, lower respiratory tract and kidney. The basic pathophysiologic mechanism of Wegener's granulomatosis is still unknown. We report a case of Wegener's granulomatosis which involved lung and pleura and was diagnosed by clinical symptoms, radiologic findings and anti-neutrophilic cytoplasmic autoantibodies.