Hyponatremia as a powerful prognostic predictor for Japanese patients with clear cell renal cell carcinoma treated with a tyrosine kinase inhibitor

Verfasser / Beitragende:
[Junya Furukawa, Hideaki Miyake, Yuji Kusuda, Masato Fujisawa]
Ort, Verlag, Jahr:
2015
Enthalten in:
International Journal of Clinical Oncology, 20/2(2015-04-01), 351-357
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10147-014-0713-3  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10147-014-0713-3 
245 0 0 |a Hyponatremia as a powerful prognostic predictor for Japanese patients with clear cell renal cell carcinoma treated with a tyrosine kinase inhibitor  |h [Elektronische Daten]  |c [Junya Furukawa, Hideaki Miyake, Yuji Kusuda, Masato Fujisawa] 
520 3 |a Background: We aimed to evaluate the prognostic significance of hyponatremia in patients with metastatic clear cell renal cell carcinoma (RCC) treated with a tyrosine kinase inhibitor (TKI). Methods: This study included a total of 209 consecutive Japanese patients undergoing radical nephrectomy who were subsequently treated with either sunitinib or sorafenib as a first-line therapy for metastatic clear cell RCC. In this series, normal natremia and hyponatremia prior to the introduction of TKI was defined as a serum sodium level >136 and ≤136mEq/L, respectively. Results: Patients were classified into 165 (78.9%) with normal natremia and 44 (21.1%) with hyponatremia. Progression-free survival (PFS) in the hyponatremia group (median 10.0months) was significantly poorer than that in the normal natremia group (median 28.4months). Overall survival (OS) in the hyponatremia group (median 20.9months) was significantly poorer than that in the normal natremia group (median 38.5months). Multivariate analyses identified hyponatremia, in addition to the existence of sarcomatoid components in radical nephrectomy specimens, high serum C-reactive protein levels, and low serum albumin levels, as poor prognostic factors for both PFS and OS. There were significant differences in both PFS and OS according to the number of these 4 independent risk factors that were positive (negative for any risk factors vs positive for 1 or 2 risk factors vs positive for 3 or 4 risk factors). Conclusions: Hyponatremia appears to be one of the most powerful prognostic predictors in Japanese patients treated with a TKI as a first-line agent against metastatic clear cell RCC. 
540 |a Japan Society of Clinical Oncology, 2014 
690 7 |a Renal cell carcinoma  |2 nationallicence 
690 7 |a Hyponatremia  |2 nationallicence 
690 7 |a Sorafenib  |2 nationallicence 
690 7 |a Sunitinib  |2 nationallicence 
700 1 |a Furukawa  |D Junya  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
700 1 |a Miyake  |D Hideaki  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
700 1 |a Kusuda  |D Yuji  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
700 1 |a Fujisawa  |D Masato  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
773 0 |t International Journal of Clinical Oncology  |d Springer Japan  |g 20/2(2015-04-01), 351-357  |x 1341-9625  |q 20:2<351  |1 2015  |2 20  |o 10147 
856 4 0 |u https://doi.org/10.1007/s10147-014-0713-3  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10147-014-0713-3  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Furukawa  |D Junya  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Miyake  |D Hideaki  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kusuda  |D Yuji  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fujisawa  |D Masato  |u Division of Urology, Kobe University Graduate School of Medicine, 7-5-1 Kusunoki-cho, Chuo-ku, 650-0017, Kobe, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t International Journal of Clinical Oncology  |d Springer Japan  |g 20/2(2015-04-01), 351-357  |x 1341-9625  |q 20:2<351  |1 2015  |2 20  |o 10147