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악성 근상피종의 세침흡인 세포학적 소견 -1 예 보고-
이재화,박진경,허방,Lee, Jae-Hwa,Park, Jean-Kyung,Hur, Bang 대한세포병리학회 2002 대한세포병리학회지 Vol.13 No.1
Malignant myoepithelioma (myoepithelial carcinoma), is a very rare malignant epithelial accounting for less than 1% of all salivary gland tumors and has an intermediate malignant potential. We report a case of malignant myoepithelioma arising in the left parotid giand in a 54-year-old man, which was difficult to differentiate from pleomorphic adenoma and other malignant salivary gland neoplasms. Fine needle aspiration cytology of the parotid gland showed cellular smear, composed of overlapped sheets and clusters or individually scattered tumor cells without any acinic or ductal structures. The tumor cells were rather uniform, with distinct cell borders and moderate amount of cytoplasm. The eccentrically located nuclei were oval to round and pleomorphic and showed prominent nucleoli. A few clear cells were noted in the cellular aggregates Metachromatic matrix was seen between individual tumor cells in a lacelike fashion, resembling pleomorphic adenoma. According to the immunohistochemical staining, we recognized that the component cells are myoeplthelial in nature, showing reactivity for the S-100 protein, vimentin, and actin.
문상호,김동준,공규민,이수원,심종옥,박진경,김성환,Moon, Sang-Ho,Kim, Dong-Jun,Kong, Gyu-Min,Lee, Soo-Won,Shim, Jong-Ok,Park, Jean-Kyung,Kim, Sung-Hwan 대한근골격종양학회 2008 대한골관절종양학회지 Vol.14 No.1
유척색종은 전세계적으로 소수의 증례만이 보고될 정도로 매우 드문 종양으로서 척색종과 조직학적으로 매우 유사한 소견을 보이지만 구간 골격에 위치하는 척색종과 달리 유척색종은 구간외 골격 조직에 발생한다. 또한 국소적으로 재발하는 것으로 알려져 있다. 저자들은 2개월 전 서혜부 연부 조직 종양으로 국소 마취하에 단순 절제술을 시행받은 후 재발하여 광범위 절제술을 재시행하였던 유척색종 증례를 경험하였기에 문헌 고찰과 함께 보고하고자 한다. 척색종의 전이를 배제하기 위하여 골주사 검사를 시행하여 골병변이 없음을 확인하였고, 절제된 조직의 종양 세포는 면역조직화학 염색상 Epithelial membrane antigen(EMA), S-100 단백질, vimentin, cytokeratin에 양성반응을 보였다. Parachordoma is an extremely rare tumor that histologically resembles chordoma of axial skeleton but occurs in a peripheral site. It is considered an indolent neoplasm with potential for local recurrence. We present a case of soft tissue parachordoma at inguinal subcutaneous tissue which recurred 2 months after primary simple excision under local anesthesia and was performed revisional wide excision. Bone scan showed no other metastatic lesion. Immunohistochemical findings revealed tumor cells to be reactive to EMA, S-100 protein, vimentin and cytokeratin.
윤일선 ( Il Seon Yun ),이지영 ( Jee Young Lee ),이재성 ( Jae Sung Lee ),이주영 ( Ju Young Lee ),변진명 ( Jin Myung Byun ),김은정 ( Eun Jung Kim ),박진영 ( Jin Young Park ),박진경 ( Jean Kyung Park ) 대한소화기학회 2008 대한소화기학회지 Vol.51 No.6
Intestinal intussusception caused by metastatic tumor is uncommon. Symptomatic small bowel metastases from lung cancer have been rarely reported. Here we report a case of intussusception with gastrointestinal bleeding induced by jejunal metastasis of non-small cell lung cancer with a review of the literature. A 52-year-old man was admitted to our hospital because of melena. He had underwent right pneumonectomy and received systemic chemotherapy with radiotherapy for squamous cell lung cancer. Esophagogastroduodenoscopy and colonoscopy failed to reveal bleeding focus. Abdominal CT scan revealed jejunal intussusception and histologic examination of resected jejunum showed metastatic mass from lung cancer. In patients with small bowel obstruction and history of malignancies, possibility of small bowel metastatic tumor should be considered. (Korean J Gastroenterol 2008; 51:377-380)