Circulating microparticles in patients with benign and malignant ovarian tumors

Background: Microparticles are known to be increased in various malignancies. In this prospective study, microparticle levels were evaluated in patients with benign and malignant ovarian lesions. Patients and Methods: Microparticles from platelets/megakaryocytes, activated platelets and endothelial...

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Hauptverfasser: Rank, Andreas (VerfasserIn) , Toth, Bettina (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 2012
In: Anticancer research
Year: 2012, Jahrgang: 32, Heft: 5, Pages: 2009-2014
ISSN:1791-7530
Online-Zugang:Verlag, kostenfrei, Volltext: http://ar.iiarjournals.org/content/32/5/2009
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Verfasserangaben:A. Rank, S. Liebhardt, J. Zwirner, A. Burges, R. Nieuwland and B. Toth
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Zusammenfassung:Background: Microparticles are known to be increased in various malignancies. In this prospective study, microparticle levels were evaluated in patients with benign and malignant ovarian lesions. Patients and Methods: Microparticles from platelets/megakaryocytes, activated platelets and endothelial cells, tissue factor exposing microparticles and D-dimer values were examined in patients with newly diagnosed ovarian lesions before surgery, and were correlated with tumor histology. Results: Higher counts of CD63-positive microparticles were detected in patients with ovarian cancer [mean=276×106 (range: 64-948)/l; n=12] as compared to patients with benign ovarian tumors [146×106 (45-390)/l; n=21; p=0.014]. D-dimer values were also increased in patients with cancer [860 (180-4500) ng/l versus 280 (170-2720) ng/l; p=0.001]. Conclusion: Elevated levels of CD63-positive microparticles and D-dimer reflect the procoagulant phenotype of these patients. However, for the discrimination between benign and malignant ovarian tumors, measuring preoperative levels of microparticles does not seem to be helpful.
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Beschreibung:Online Resource
ISSN:1791-7530