十二指腸原発GISTの1例
われわれは潰瘍形成,出血を反復した十二指腸原発GISTの症例を経験した.症例は77歳,男性.上部消化管透視,内視鏡検査にて十二指腸第1部から第2部に潰瘍と高い周堤を伴う隆起性病変を認め,腹部CT,超音波検査にて十二指腸に腫瘤性病変を認めた.生検で間葉系悪性腫瘍が疑われ手術を施行,術式は膵頭十二指腸切除術を選択した.十二指腸第2部を中心に最大径9 cm大の充実性腫瘍を認め,病理組織学的には類円形核の紡錘形~多角形細胞が線維束状ないし充実性に増生し核分裂像は平均4.7個/50 HPFであった.免疫染色ではc-kit, CD34, vimentinが陽性, α-SMA, HHF-35, S-100で...
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Published in | 日本臨床外科学会雑誌 Vol. 64; no. 9; pp. 2162 - 2167 |
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Main Authors | , , , , , |
Format | Journal Article |
Language | Japanese |
Published |
日本臨床外科学会
25.09.2003
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Subjects | |
Online Access | Get full text |
ISSN | 1345-2843 1882-5133 |
DOI | 10.3919/jjsa.64.2162 |
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Abstract | われわれは潰瘍形成,出血を反復した十二指腸原発GISTの症例を経験した.症例は77歳,男性.上部消化管透視,内視鏡検査にて十二指腸第1部から第2部に潰瘍と高い周堤を伴う隆起性病変を認め,腹部CT,超音波検査にて十二指腸に腫瘤性病変を認めた.生検で間葉系悪性腫瘍が疑われ手術を施行,術式は膵頭十二指腸切除術を選択した.十二指腸第2部を中心に最大径9 cm大の充実性腫瘍を認め,病理組織学的には類円形核の紡錘形~多角形細胞が線維束状ないし充実性に増生し核分裂像は平均4.7個/50 HPFであった.免疫染色ではc-kit, CD34, vimentinが陽性, α-SMA, HHF-35, S-100で部分的に陽性で, GIST, combined type, malignantと診断した.本邦では免疫染色で確診した十二指腸原発GISTの報告は本症例を含め15例である.本症例も高危険度に分類され注意深い経過観察が必要である. |
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AbstractList | われわれは潰瘍形成,出血を反復した十二指腸原発GISTの症例を経験した.症例は77歳,男性.上部消化管透視,内視鏡検査にて十二指腸第1部から第2部に潰瘍と高い周堤を伴う隆起性病変を認め,腹部CT,超音波検査にて十二指腸に腫瘤性病変を認めた.生検で間葉系悪性腫瘍が疑われ手術を施行,術式は膵頭十二指腸切除術を選択した.十二指腸第2部を中心に最大径9 cm大の充実性腫瘍を認め,病理組織学的には類円形核の紡錘形~多角形細胞が線維束状ないし充実性に増生し核分裂像は平均4.7個/50 HPFであった.免疫染色ではc-kit, CD34, vimentinが陽性, α-SMA, HHF-35, S-100で部分的に陽性で, GIST, combined type, malignantと診断した.本邦では免疫染色で確診した十二指腸原発GISTの報告は本症例を含め15例である.本症例も高危険度に分類され注意深い経過観察が必要である. |
Author | 小野, 貞英 石黒, 保直 日下, 純男 伊藤, 達朗 斎藤, 和好 菊池, 俊弘 |
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References | 9) Goldblum JR, Appelman HD: Stromal Tumor of the duodenum. A histologic and immunohistochemical study of 20 cases. Am J Surg Pathol 23: 71-80, 1995 4) Rosai J: Stromal tumors. In Ackerman's Sur gical Pathology, 8th ed, Mosby-Year Book, Inc, St. Louis, Chicago, 1996, p645-647, p691-693 8) 寺島雅典,阿部 薫,武田雄一郎他: STI571が奏功した胃Gastrointestinal Stromal Tumorの1例.癌と化療 29: 607-610, 2002 3) Miettinen M, Virolainen M, Sarlomo-Rikaka M: Gastrointestinal stromal tumors-value of CD34 antigen in their identification and separation from true leiomyomas and schwannomas. Am J Surg Pathol 19: 207-216, 1995 6) Miettinen M, Blay JY, Sobin LH: Mesenchymal tumours of the stomach. Hamilton SR, Aaltonen LA, eds, In Pathology and Genetics of the Tumours of the Digestive System, IARC press, Lyon, 2000, p62-65 1) Mazur MT, Clark HB: Gastric stromal tumors: Reappraisal of histogenesis. Am J Surg Pathol 7: 507-519, 1983 5) Berman J, O'Leary TJ, Matsuno Y: Gastrointestinal stromal tumor workshop. Hum Pathol 32: 578-582, 2001 2) Hirota S, Isozaki K, Moriyama Y, et al: Gain-of-function mutations of c-kit in human gastrointestinal stromal tumor. Science 279: 577-580, 1998 7) Joensuu H, Roberts PJ, Sarlomo-Rikaka M: Effect of the tyrosine kinase inhibitor STI571 in a patient with a metastatic gastrointestinal stromal. N Eng J Med 344: 1052-1056, 2001 |
References_xml | – reference: 2) Hirota S, Isozaki K, Moriyama Y, et al: Gain-of-function mutations of c-kit in human gastrointestinal stromal tumor. Science 279: 577-580, 1998 – reference: 3) Miettinen M, Virolainen M, Sarlomo-Rikaka M: Gastrointestinal stromal tumors-value of CD34 antigen in their identification and separation from true leiomyomas and schwannomas. Am J Surg Pathol 19: 207-216, 1995 – reference: 5) Berman J, O'Leary TJ, Matsuno Y: Gastrointestinal stromal tumor workshop. Hum Pathol 32: 578-582, 2001 – reference: 7) Joensuu H, Roberts PJ, Sarlomo-Rikaka M: Effect of the tyrosine kinase inhibitor STI571 in a patient with a metastatic gastrointestinal stromal. N Eng J Med 344: 1052-1056, 2001 – reference: 9) Goldblum JR, Appelman HD: Stromal Tumor of the duodenum. A histologic and immunohistochemical study of 20 cases. Am J Surg Pathol 23: 71-80, 1995 – reference: 1) Mazur MT, Clark HB: Gastric stromal tumors: Reappraisal of histogenesis. Am J Surg Pathol 7: 507-519, 1983 – reference: 8) 寺島雅典,阿部 薫,武田雄一郎他: STI571が奏功した胃Gastrointestinal Stromal Tumorの1例.癌と化療 29: 607-610, 2002 – reference: 6) Miettinen M, Blay JY, Sobin LH: Mesenchymal tumours of the stomach. Hamilton SR, Aaltonen LA, eds, In Pathology and Genetics of the Tumours of the Digestive System, IARC press, Lyon, 2000, p62-65 – reference: 4) Rosai J: Stromal tumors. In Ackerman's Sur gical Pathology, 8th ed, Mosby-Year Book, Inc, St. Louis, Chicago, 1996, p645-647, p691-693 |
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