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늑막삼출액에서 전이성 샘암종과 유사한 복합 상피성 혈관내피종 - 세포학적 및 면역세포화학적 소견 -
장기석,한홍수,박문향,Jang, Ki-Seok,Han, Hong-Xiu,Park, Moon-Hyang 대한세포병리학회 2003 대한세포병리학회지 Vol.14 No.1
Epithelioid hemangioendothelioma is a rare vascular tumor of borderline malignancy which is characterized by the presence of "epithelioid" or "histiocytoid" endothelial cells. Superficial and deep tumors have been recognized in the extremities, head, neck, chest, and mediastinum of adult patients. It may also occur as a primary tumor of liver, bone, and other visceral organs. Few effusion cytologic findings of epithelioid hemangioendothelioma have been reported. We report a case of composite epithelioid hemangioendothelioma with focal epithelioid angiosarcomatous areas of the iliac bone and adjacent soft tissue in a 38-year-old female, which, during its metastatic course, was presented as a pleural effusion. The effusion was cellular with epithelioid cells presenting both singly and in clusters. The tumor cells were round to ovoid shewing cytoplasmic vacuolization, variability in cell size, and prominent nucleoli. The effusion smears and cell block sections revealed strong positive staining for CD31 and vimentin, weak positive for CD34 and Factor VIII-related antigen, and negative for cytokeratin, CEA, and calretinin. The cytologic findings in this case were similar to that of metastatic adenocarcinoma or malignant mesothelioma. Therefore, immunocytochemical staining in smear and cell block is a helpful tool to differentiate malignant 'epithelioid' cells in effusion.
뇌척수액 세포검사를 통해 발견된 원발성 아교모세포종증 -증례 보고-
장기석,장시형,송영수,박문향,Jang, Ki-Seok,Jang, Si-Hyong,Song, Young-Soo,Park, Moon-Hyang The Korean Society for Cytopathology 2005 대한세포병리학회지 Vol.16 No.2
Primary leptomeningeal glioblastomatosis is a rare and fatal tumor of the central nervous system, the condition is characterized by diffuse infiltration of the tumor in the meninges without evidence of primary tumor within the brain or spinal cord. We reported an unusual case of leptomengial glioblastomatosis, which was detected by the consecutive cerebrospinal fluid (CSF) cytology with application of immunohistochemistry, in addition to its cytologic findings. A healthy 21 year old man, who was enlisted in the army, presented with a stuporous mental state and diffuse enhancement of meninges without evidence of primary mass lesion in the brain and spinal cord on magnetic resonance imaging(MRI). CSF cytology showed small loose clusters of tumor cells with single cells and lymphocytes. The tumor showed variable pleomorphism with coarse chromatin, irregular nuclear membranes and multi lobated nuclei. On immunohistochemical staining, the tumor cells were founded to be positive for GFAP. In conjunction with radiologic findings, brain biopsy confirmed the diagnosis of leptomenigeal glioblastomatosis. The use of immunohistochemistry is helpful in confirming CSF cytologic diagnosis in patients with primary leptomeningeal glioblastomatosis.
백승삼,장기석,김형종,노원일,이성필,이광현,Paik, Seung-Sam,Jang, Ki-Seok,Han, Hong Xiu,Kim, Hyung-Jong,Roh, Won-Il,Lee, Seong-Pil,Lee, Kwang-Hyun The Korean Musculoskeletal Tumor Society 2003 대한골관절종양학회지 Vol.9 No.2
목적: 석회화 건막 섬유종은 소아 및 청소년층에서 수장부를 가장 많이 침범하는 양성이나 공격적 성향을 띈 섬유성 종양이다. 저자들은 최근에 15세 소년의 수부에 발생한 석회화 건막 섬유종의 치료를 경험하였기에 이를 문헌 고찰과 함께 보고하고자 한다. 증례: 15세 소년이 좌수의 소지구 부위에 재발하는 종물을 주소로 내원하였으며 이 소년은 7년전에 타 병원에서 국소 마취 하에 동일 부위에 발생한 종물을 제거한 기왕력을 가지고 있었다. 종물은 단단하였으며 압통이 있었다. 단순 방사선 촬영상에는 종물 내에 다소성으로 산재된 미세 석회 침착이 보였다. 수술 소견상 종물은 주변과 명확히 구분되지 않았으며 단단하고 옅은 회색빛의 석회화를 동반한 침습성의 결절성 형태를 보였으며 가이언 관내의 척골 신경과 척골 동맥이 바로 인접하고 있었다. 수술 후 제거한 종물을 현미경적으로 관찰한 결과 종물은 많은 석회 침착이 되어 있으면서 이형성 연골양 분화를 보이는 조직이 중간 중간에 섞여 있는 빽빽한 섬유 조직의 증식으로 이루어져 있었고 주변부는 명확히 경계 지어지지 않으며 분엽상을 보이고 있었다. 결론: 이 질환에 있어서 가장 바람직한 치료법은 기능적인 면과 주요 조직을 보존할 수 있는 한도내에서 광범위 절제를 시행하는 것이며 이렇게 치료하더라도 많게는 50 %이상의 재발율이 보고되고 있는 실정이다. Calcifying aponeurotic fibroma is a benign, aggressive fibrous tumor seen in childhood or adolescence that most commonly affects the palm. We report our experience in treating calcifying aponeurotic fibroma in the hand of fifteen-year-old boy. He was presented with a recurrent mass in hypothenar area of his left hand. He had a history of local excision of the mass 7 years ago in local clinic. The palpable mass was hard, tender and movable. The simple X-ray revealed multifocally scattered microcalcifications in the mass. The excised mass showed the features of dense fibrotic soft tissue tumor with multiple small whitish calcifications. The microscopic sections showed a lobulated and a poorly circumscribed proliferation of dense fibrous tissue, containing islands of metaplastic chondroid differentiation with prominent calcification. The recommended treatment of this lesion is wide excision allowing for sparing of functional or vital structures, but high recurrence rate as this case has been reported to be more than 50 percent.
가슴샘 카르시노이드종양의 세침흡인 세포소견 - 1예 보고 -
오영하,장기석,송영수,이철범,박충기,박문향,박용욱,Oh, Young-Ha,Jang, Ki-Seok,Song, Young-Soo,Lee, Chul-Burm,Park, Choong-Ki,Park, Moon-Hyang,Park, Yong-Wook The Korean Society for Cytopathology 2005 대한세포병리학회지 Vol.16 No.1
Carcinoid tumors of the thymus are vanishingly rare, and the characteristic cytologic findings of this condition have never before been reported in Korea. Recently, we encountered a 58-year-old woman who had been suffering from general weakness and weight loss for several months. Radiological imaging revealed a large anterior mediastinal mass. A fine needle aspiration biopsy (FNAB) of the mass showed predominantly scattered single cells, as well as some loose clusters of small cells with scanty cytoplasm. Some of these small cells exhibited plasmacytoid features, with moderately granular cytoplasm. We also discuss the cytological differential diagnosis between thymic carcinoid and other mediastinal tumors.
오창교 ( Chang Kyo Oh ),유기덕 ( Ki Deok Yoo ),최호순 ( Ho Soon Choi ),이강녕 ( Kang Nyeong Lee ),구건우 ( Gun Woo Koo ),이승 ( Seung Lee ),장기석 ( Ki Seok Jang ) 대한내과학회 2014 대한내과학회지 Vol.87 No.5
Acute pancreatitis is an inflammatory disease that can extend to extra-pancreatic tissues and distant organs. Detecting the underlying cause is important because it helps provide an appropriate treatment plan and improve prognosis. An underlying cause cannot be identified after initial evaluation in 10-30% of patients with acute pancreatitis, and they are diagnosed with idiopathic acute pancreatitis. Here, we report a case of a 77-year-old woman with acute recurrent pancreatitis caused by a branch duct-type intraductal papillary mucinous neoplasm (IPMN) and an ampulla of Vater adenoma. Abdominal computed tomography and magnetic resonance cholangiopancreatography revealed only IPMN. However, endoscopic retrograde cholangiopancreatography revealed a mucosal abnormality of the ampulla of Vater. The mucosal abnormality was documented to be an ampulla of Vater adenoma with high-grade dysplasia. (Korean J Med 2014;87:579-584)