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요관 세척 세포학적 검사로 진단된 요관 아밀로이드증 - 1 예 보고 -
이원애,기정혜,진윤미,이미경,Lee, Won-Ae,Kie, Jeong-Hae,Jeen, Yoon-Mi,Lee, Mi-Kyung 대한세포병리학회 2002 대한세포병리학회지 Vol.13 No.1
Localized amyloidosis of the ureter is rare and clinically confused with neoplasm. We describe a case of localized amyloidosis of the ureter in which the presence of amyloid was detected in ureteral washing cytology. A 75-year-old female presented with gross hematuria. Abdominal CT and retrograde pyelography revealed hydronephrosis and hydroureter on the left side with abrupt narrowing of the distal ureter. Ureteral washing cytology yielded a hypocellular smear with many irregular clumps of amorphous, extracellar, waxy material. Biopsy sections demonstrated submucosal deposits of eosinophilic amorphous material which gave characteristic apple green birefringence with Congo-red stain under the polarized light. Familarity with the cytologic features of amyloid is helpful for preoperative diagnosis and proper treatment.
위눈꺼풀에 발생한 원발성 기타 상세불명의 말초 T세포 림프종 1예
노시진,기정혜,김혜영,Si Jin Noh,Jeong Hae Kie,Hye Young Kim 대한안과학회 2012 대한안과학회지 Vol.53 No.11
Purpose: To report a case of primary peripheral T-cell lymphoma, not otherwise specified (PTCL-NOS), of the eyelid. Methods: A 48-year-old healthy male patient presented with a mass on the upper lid of 2 months in duration. The lesion was reddish, well - demarcated, oval shaped, and measured approximately 8 × 4 mm. The mass did not respond to incisional drainage and intra-lesional triamcinolone. An excisional biopsy for diagnosis was performed. Results: On microscopic examination, a localized dense lymphocytic infiltration was observed in the subepithelial area, and cytologic atypia was observed under high power. On immunohistochemical examination, tumor cells were positive for CD3 but negative for CD20, CD30, CD56, ĸ-light chain immunoglobulin, λ-light chain immunoglobulin, and increased Ki-67 activity was noted. A histopathological diagnosis of PTCL-NOS was made. Conclusions: PTCL-NOS, which rarely occurs on the eyelids, commonly accompanies generalized lymphadenopathy and “B symptoms” such as fever and weight loss. Herein, the authors report a case of PTCL-NOS of the eyelid presenting as a rapidly growing solid mass in an otherwise healthy patient.
Investigation and Standardization on Current Practice of Renal Transplant Pathology in Korea
조의주,서광선,기정혜,최영진,Renal Pathology Study Group of Korean Society of Pathologists 대한이식학회 2017 Korean Journal of Transplantation Vol.31 No.4
We need to establish an informative guideline to increase inter-institutional and inter-observer reproducibility of renal transplant diagnosis, and to improve the diagnostic ability of pathologists in Korea. A first nation-wide survey for renal transplant pathology was conducted by Renal Pathology Study Group of the Korean Society of Pathologists in 2016, to provide the continued excellence in the transplantation pathology laboratory, and to improve the diagnostic ability for the best treatment of transplant patients. This survey revealed the significant variations in scale, work load and biopsy indications for the renal transplant pathology in various institutions in Korea. The Banff classification were used by all institutions for the diagnosis of renal transplant pathology, but different formats were used: most institutions (70%) used the “2013 Banff classification” while the others were using “2007 Banff classification” (20%) or even older formats. In daily diagnostic practice of the renal allografts, difficulties that pathologists encounter were quite diverse due to different environments they work in. Most respondents agreed that standardized diagnostic practice guidelines, regular education on renal transplant pathology and convenient ways of consultation are further needed. We are currently working toward the enhancement of the expertise of renal pathologists and to increase inter-institutional and inter-observer reproducibility by 1) development of a set of virtual slides of renal allograft biopsies for the training, 2) validation and gathering expert's consensus on the core variables of rejection diagnosis by using virtual slides, and 3) continued education by the developed virtual slide atlas.
간내 담관암과 유사한 다발성 골수종의 간 침범: 증례 보고
박경석,정재준,기정혜,김명현,박수미,양희철 대한영상의학회 2006 대한영상의학회지 Vol.55 No.3
Nodular hepatic involvement of multiple myeloma is very rare. We report here on a case of nodular hepatic involvement of multiple myeloma that mimicked intrahepatic cholangiocarcinoma. In patients with multiple myeloma, hepatic involvement of the multiple myeloma might be included in the differential diagnosis of hepatic mass. 다발성 골수종 환자에서 결절형 간 침범은 매우 드물다. 저자들은 다발성 골수종 환자에서 간 내 담관암과 유사한 간 종괴가 다발성 골수종의 간 침범으로 확진된 1예를 경험하였다. 다발성 골수종 환자에서 간 내 담관암과 비슷한 간 종괴가 발견되었을 경우 다발성 골수종의 간 침범과의 감별이 필요할 것으로 생각된다.
정재준,김명진,기정혜,김기황 연세대학교의과대학 2005 Yonsei medical journal Vol.46 No.4
Non-Hodgkin's lymphoma very rarely involves the esophagus, occurring in less than 1% of patients with gastrointestinal lymphoma. A few cases of mucosa-associated lymphoid tissue (MALT) lymphoma of the esophagus have been reported in the English literature. To our knowledge, there has been no report of MALT lymphoma of the esophagus coexistent with bronchus-associated lymphoid tissue lymphoma (BALT) of the lung. This report details the radiological and clinical findings of this first concurrent case.
이태성,신향애,기정혜,김지훈 대한후두음성언어의학회 2022 대한후두음성언어의학회지 Vol.33 No.2
Fibrolipomas are a rare microscopic variant of lipomas, characterized by mature adipose tissue interspersed with dense fibrous connective tissue. These lesions are rarely observed in the head and neck region and represent <0.6% of all benign tumors of the larynx and hypopharynx. Their clinical presentation depends on the location and size of lesions. Patients present with variable symptoms; however, fibrolipomas of the larynx and hypopharynx are clinically important because these tumors can cause unpredictable airway obstruction, particularly during general anesthesia induction. We present a case of a hypopharyngeal fibrolipoma in a 61-year-old patient with frequent dyspnea, dysphagia, and muffled voice. Laryngoscopy revealed a well-demarcated pedunculated ovoid mass involving the larynx. We performed laryngomicrosurgery using a carbon dioxide laser for surgical excision and subsequent evaluation confirmed the diagnosis of fibrolipoma. We report a case of hypopharyngeal fibrolipoma, together with a literature review.