title: Confirmation of cancer diagnosis--methods and problems.
abstract: Histo- und cytopathological proof of the diagnosis of cancer is crucial for the choice of an appropriate treatment. In the last decade effective methods for obtaining material from various organs of the body within operation have been developed, especially by new procedures in endoscopy, radiology, sonography and fine needle biopsying allowing further progress in cancer management.
mesh_terms: D000236:Adenoma / Q000175:diagnosis; D001706:Biopsy; D003110:Colonic Neoplasms / Q000175:diagnosis; D004724:Endoscopy; D006801:Humans; D007417:Intestinal Polyps / Q000175:diagnosis; D009369:Neoplasms / Q000175:diagnosis*; D012004:Rectal Neoplasms / Q000175:diagnosis