... with undifferentiated histology, greater size, lymphatic vessel, blood vessel and perineural invasion (PNI), and advanced stage. Multivariate analysis indicated that n ratio and pN classification were independent prognostic factors, as were age, tumor size, Borrmann classification, PNI, and tumor differentiation...

... or of their effectiveness, quality or safety. The publisher and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Ewing’s sarcoma pPNET EWS-FLI1 Translocation Histogenesis Staging...

...A. Schomburg; A.L. Hotze; E.K. Walther; J. Alberty; H. Bender; C. Herberhold; H.J. Biersack Background : Squamous cell carcinoma of the head and neck frequently spreads to regional lymph nodes in early stages. While radioimmunoimaging has progressed to a rather routine diagnostic procedure...

... tumours of the gastrointestinal system. Main areas of the use of ES are preoperative staging and postoperative follow-up. With ES it is possible to predict the correct histopathological tumour infiltration in oesophageal carcinoma in 73-92%, in gastric cancer in 67-86%, in pancreatic cancer and carcinoma...

... prognostische Aussagekraft. Sie zeigen überdies eine enge Beziehung zu den Parametern der Tumorausdehnung. Da die Gradingparameter präoperativ aus dem Abrasionsmaterial bestimmt werden können, sollten sie bei der weiteren Therapieplanung berücksichtigt werden. Das postoperative Staging des Karzinoms muß vor...