Abstract
Advanced CUP (cancer of unknown primary) as defined by disseminated involvement of several organs is the typical manifestation of the disease, making up 75–85 % of the patients. In a small share, the prognosis is favorable and specific therapeutic options are available (see Chap. 10). Empiric chemotherapy is the standard treatment for the vast majority of patients. A combination of platinum and taxane is the best documented option, yielding a median survival of 8–11 months, a 1-year survival rate of 37–45 %, and a 2-year survival rate of 18–26 %. Gemcitabine and irinotecan also proved to be effective in first-line treatment. Individual patient-specific and prognostic factors have to be considered for the choice of therapy. In many cases, single compound treatment is feasible; in some cases, the therapy should be limited to symptomatic treatment as defined by palliative care. Second-line therapy is not well documented but may be effective in selected patients. New treatment options are expected to result from gene expression profiling and recent developments in immunotherapy (see Chaps. 11 and 12).
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Potential Conflicts of Interests
Within the last 15 years, the corresponding author has received grants for the conduction of clinical and experimental studies in CUP syndrome by Lilly Oncology, Bristol-Myers-Squibb, Sanofi-Aventis, Roche Oncology, and Agendia BV. He is or has been member of advisory boards of Roche Oncology, Boehringer Ingelheim, and Teva Pharmaceutical.
He confirms that he has no financial relationships to any firm relevant to the treatment of CUP syndrome. The presentation of the topic is independent, and the contents of the chapter are free of any influences from third parties including pharmaceutical firms.
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Hübner, G. (2016). Treatment of Disseminated CUP. In: Krämer, A., Löffler, H. (eds) Cancer of Unknown Primary. Springer, Cham. https://doi.org/10.1007/978-3-319-22581-4_8
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DOI: https://doi.org/10.1007/978-3-319-22581-4_8
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