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갑상선 역형성암종의 DNA 배수성에 관한 화상분석학적 연구
이지신,이민철,박창수,정상우,Lee, Ji-Shin,Lee, Min-Cheol,Park, Chang-Soo,Juhng, Sang-Woo 대한세포병리학회 1995 대한세포병리학회지 Vol.6 No.1
Anaplastic carcinoma of the thyroid gland is one of the most malignant tumors. Recently, DNA ploidy measured by flow cytometry and image analysis has been suggested as an additional useful indicator of tumor behavior. Studies on the occurrence and clinical significance of DNA aneuploidy in anaplastic carcinoma of the thyroid are rare. In this study, the pattern of DNA ploidy was measured by image analysis on Papanicolaou stained slides in four cases of anaplastic carcinoma and also measured by flow cytometry using paraffin blocks in two cases. In all cases of anaplastic carcinoma, DNA aneuploidy was found by image analaysis. By flow cytometry, one case had a diploid peak and the other case had an aneuploid peak. According to the above results, we conclude that anaplastic carcinoma of the thyroid glands have a high incidence of DNA aneuploidy and image analysis using Papanicolaou stained slides is a useful method in detecting DNA aneuploidy.
세침흡인 생검으로 진단된 안와 수막종 - 1예 보고 -
이지신,김경수,이민철,박창수,정상우,Lee, Ji-Shin,Kim, Kyung-Soo,Lee, Min-Cheol,Park, Chang-Soo,Juhng, Sang-Woo 대한세포병리학회 1994 대한세포병리학회지 Vol.5 No.2
Orbital meningioma is a rare neoplasm that, even when suspected by CT or echographic examination, requires careful histologic study for precise identification. Fine needle aspiration(FNA) biopsy has become the diagnostic technique of choice in recent years for investigating orbital masses. There have been a few previous reports on FNA biopsy of orbital menigioma. We experienced a case of orbital meningioma in a 11-yr-old boy, diagnosed by FNA biopsy. The cytohistologic features of aspirated material (intranuclear inclusions, psammoma bodies, and cells arranged in whorls) made it easy to diagnose a meningloma.
파골세포 모양의 다핵거대세포를 지닌 갑상선 역행성암종의 세침흡인 세포학적 소견
이지신,고향미,이민철,박창수,정상우,Lee, Ji-Shin,Ko, Hyang-Mi,Lee, Min-Cheol,Park, Chang-Soo,Juhng, Sang-Woo 대한세포병리학회 1994 대한세포병리학회지 Vol.5 No.2
Anaplastic carcinoma of the thyroid is one of the most malignant tumors and survival for longer than three years after diagnosis is exceptional. Multinucleated giant cells of osteoclastlike appearance are seen un some of the anaplastic carcinoma, but only three cases in which the diagnosis was made by fine needle aspiration (FNA) cytology are reported in the international literature. We experienced a case of anaplastic carcinoma with osteoclastlike giant cells in a 66-yr-old female, diagnosed by FNA cytology. The smears revealed two cell populations: multinucleated giant cells and large polygonal or spindle shaped malignant cells. The FNA cytodiagnosis of anaplastic thyroid carcinoma containing osteoclastlike giant cells was substantiated by subsequent biopsy.
기관지에 발생한 선양 낭성암종의 세포학적 소견 - 1례 보고 -
이지신,김종순,양복숙,이민철,박창수,정상우,Lee, Ji-Shin,Kim, Jong-Soon,Yang, Bok-Sook,Lee, Min-Cheol,Park, Chang-Soo,Juhng, Sang-Woo 대한세포병리학회 1995 대한세포병리학회지 Vol.6 No.1
Adenoid cystic carcinoma arising from the submucosal glands of the trachea and bronchial tree is rare. The histopathology and natural history of bronchial adenoid cystic carcinoma have been well documented, but detailed descriptions of its cytomorphology are few. We report a case of primary bronchial adenoid cystic carcinoma in a 20-year-old female, diagnosed by bronchial brushing cytology. The cytologic specimens showed large clusters of small cells arranged around cystlike spaces containing globular basophilic material.
이지신,박창수,Lee, Ji-Shin,Park, Chang-Soo 대한세포병리학회 1996 대한세포병리학회지 Vol.7 No.2
The diagnostic accuracy of routine cytological preparations from effusions ranges from 60% to 70%. Immunohistochemical markers, especially tumor-associated antigens, have been successfully employed to increase diagnostic sensitivity in effusion cytology. However, more than two different antibodies in diagnosis of effusions are needed. In the view of prevalence of abnormalities of p53 gene in human malignancies we investigated the diagnostic usefulness of demonstration of p53 protein immunoreactivity in distinguishing benign changes versus malignant processes in effusions. p53 protein expression was studied immunohistochemically in 76 effusions(28 malignant and 48 benign) using anti-human p53 antibody p53 immunoreactivity was identified in 19 of 28(67.9%) malignant effusions. In contrast, no p53 immunoreactivity was observed in all benign effusions. A specificity of 100% and a sensitivity of 67.9% were observed. These results suggest that immunohistochemical detection of p53 protein seems to be helpful in distinguishing benign changes versus malignant processes in effusions, although its principal limitation is its relatively low sensitivity.
관상소엽암종의 세침흡인 세포학적 소견 - 1 예 보고 -
이지신,김영복,Lee, Ji-Shin,Kim, Young-Bog 대한세포병리학회 2002 대한세포병리학회지 Vol.13 No.2
Tubulolobular carcinoma is a tumor of the breast that shares histoiogic features of both tubular and lobular carcinoma of the breast. The cytologic features of this neoplasm have not been reported in Korea. We described a case of tubulolobular carcinoma diagnosed by fine needle aspiration cytology in a 46-year-old female. The tumor contained several cytologic features of both tubular and lobuar carcinoma, including tubular structures, single filing of cells, intracytoplasmic vacuoles, and low nuclear grade.
세침흡인 세포검사로 진단된 인두주위에 발생한 신경절 신경종 - 1예 보고 -
이지신,조향정,윤기중,문형배,Lee, Ji-Shin,Cho, Hyang-Jeong,Yun, Ki-Jung,Moon, Hyung-Bae 대한세포병리학회 1995 대한세포병리학회지 Vol.6 No.2
Ganglioneuromas are a fully differentiated tumor that contains no immature elements. The majority of sanglioneuromas are diagnosed in patients older than 10 years and are most often located in the posterior mediastinum, followed by the retroperitoneum. The location of these tumors in the parapharyngeal region is extremely uncommon and there are only a few reports on the cytologic appearance of the tumor. We report a case of ganglioneuroma presenting in a parapharyngeal location in a 4 year-old boy, diagnosed by fine needle aspiration cytology. The smears revealed scattered large oval to polygonal cells with voluminous, granular cytoplasms. The nuclei were one to two in number and had a prominent nucleolus. Clusters of benign spindle-shaped cells were also present.
체강삼출액의 진단에 있어서 유세포분석에 의한 DNA 함량 측정의 유용성
이지신,정상우,Lee, Ji-Shin,Juhang, Sang-Woo 대한세포병리학회 1997 대한세포병리학회지 Vol.8 No.1
The specificity of cytologic examination in effusions is high but the sensitivity is low. Therefore, various ancillary methods for the detection of malignant cells in effusions have been proposed. The presence of an aneuploid cell population is generally considered diagnostic of malignancy. The purpose of this study is to determine whether the routine use of flow cytometry adds to standard cytologic evaluation in effusions. We did flow cytometric DNA analysis in 76 effusions(28 malignant and 48 benign fluids). All the 48 benign effusions were diploid. There were 12(42.9%) aneuploid and 16(67.1%) diploid malignant effusions. Based on these results flow cytometric DNA analysis had a sensitivity of 42.9% and a specificity of 100%. These results suggest that flow cytometric DNA analysis may be a useful adjunct to conventional cytology, but its principal limitation is us relatively low sensitivity.
유방에 발견한 원발신 악성 림프종의 세침흡인 세포학적 소견 - 1예 보고 -
김현중,이경화,김조헌,심민근,최찬,이지신,Kim, Hyun-Joong,Lee, Kyung-Hwa,Kim, Jo-Heon,Shim, Min-Keun,Choi, Chan,Lee, Ji-Shin 대한세포병리학회 2004 대한세포병리학회지 Vol.15 No.2
Lymphoproliferative disorders, manifesting either as a primary lesion or as part of a generalized process, rarely involve the breast. The primary malignant lymphoma of the breast is rare. The cytologic features of this neoplasm have not been reported in Korea thus far. We described a case of primary malignant lymphoma of the breast, as diagnosed by fine needle aspiration cytology (FNAC) in an 84-year-old female. FNAC smears showed high cellularity. The main cytologic feature observed was a carpeting of monotonous, atypical, enlarged lymphoid cells. These lymphocytes showed relatively round elliptical nuclei with some indentation. One or more prominent nucleoli were seen. Biopy from the breast mass revealed diagnostic features of non-Hodgkin's lymphoma, diffuse large B-cell type.