TumorDiagnostik & Therapie, Table of Contents TumorDiagnostik & Therapie 2004; 25(4): 169-170DOI: 10.1055/s-2004-813469 Symposium Report © Georg Thieme Verlag KG Stuttgart · New York Aktueller Stand der Diagnostik gastrointestinaler Stromatumoren aus der Sicht der Pathologie Diagnostic of Gastrointestinal Stromal Tumors - From a Pathologit's PerspectiveE. Wardelmann1 1Institut für Pathologie, Universitätsklinikum Bonn Recommend Article Abstract Buy Article Key words GIST - Cajal-Zellen - Kit - PDGF-Rezeptor Full Text References 1 Kindblom L G, Remotti H E, Aldenborg F. et al . Gastrointestinal pacemaker cell tumor (GIPACT) - Gastrointestinal stromal tumors show phenotypic characteristics of the interstitial cells of Cajal. Am J Pathol. 1998; 152 1259-1269 2 Miettinen M, Monihan J M, Sarlomo-Rikala M. et al . Gastrointestinal stromal tumors/smooth muscle tumors (GIST) primary in the omentum and mesentery: clinicopathological and immunohistochemical study of 26 cases. Am J Surg Pathol. 1999; 23 1109-1118 3 Fletcher C D, Berman J, Corless C L. et al . Diagnosis of gastrointestinal stromal tumors: A consensus approach. Hum Pathol. 2002; 33 459-465 4 Miettinen M, El-Rifai W, Sobin L H. et al . Evaluation of malignancy and prognosis of gastrointestinal stromal tumors: a review. Hum Pathol. 2002; 33 478-483 5 Hirota S, Isozaki K, Moriyama Y. et al . Gain-of-function mutations of c-kit in human gastrointestinal stromal tumors. Science. 1998; 279 577-580 6 Wardelmann E, Losen I, Hans V. et al . Deletion of Trp-557 and Lys-558 in the juxtamembrane domain of the c-kit protooncogene is associated with metastatic behavior of gastrointestinal stromal tumors. Int J Cancer. 2003; 106 887-895 7 Heinrich M C, Corless C L, Duensing A. et al . PDGFRA activating mutations in gastrointestinal stromal tumors. Science. 2003; 299 708-710 8 Hirota S, Ohashi A, Nishida T. et al . Gain-of-function mutations in platelet-derived growth factor receptor a gene in gastrointestinal stromal tumors. Gastroenterology. 2003; 125 660-667 9 Wardelmann E, Hrychyk A, Merkelbach-Bruse S. et al . Association of platelet-derived growth factor receptor alpha mutations with gastric primary site and epithelioid or mixed cell morphology in gastrointestinal stromal tumors. J Mol Diagn. 2004 (in press); 10 Wardelmann E, Neidt I, Bierhoff E. et al . c-kit mutations in gastrointestinal stromal tumors occur preferentially in the spindle rather than in the epithelioid cell variant. Mod Pathol. 2002; 15 125-136 11 Heinrich M C, Corless C L, Demetri G D. et al . Kinase mutations and imatinib response in patients with metastatic gastrointestinal stromal tumors. J Clin Oncol. 2003; 21 4342-4349 12 Debiec-Rychter M, Dumez H, Judson I. et al . Use of c-kit/PDGFRA mutational analysis to predict the clinical response to imatinib in patients with advanced gastrointestinal stromal tumours entered on phase I and II studies of the EORTC Soft Tissue and Bone Sarcoma Group. Eur J Cancer. 2004; 40 689-695 PD Dr. med. Eva Wardelmann Institut für Pathologie, Universitätsklinikum Bonn Postfach 2120 53011 Bonn