Decreased plasma concentration of brain natriuretic peptide as a potential indicator of cardiac recovery in patients supported by mechanical circulatory assist systems
Ralf Sodian, MD*,*,
Matthias Loebe, MD, PhD* ,
Christoph Schmitt, MD*,
Evgenij V. Potapov, MD*,
Henryk Siniawski, MD*,
Johannes Müller, MD*,
Harald Hausmann, MD*,
Heinz R. Zurbruegg, MD*,
Yuguo Weng, MD, PhD* and
Roland Hetzer, MD, PhD*
* Department of Cardiothoracic and Vascular Surgery, Deutsches Herzzentrum Berlin, Berlin, Germany
Michael E. DeBakey Department of Surgery, Baylor College of Medicine, Houston, TexasUSA

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Figure 1 (A) Higher plasma concentrations of brain natriuretic peptide (BNP) before the implantation of an assist device in all patients when compared with BNP levels during circulatory support. *p < 0.05 between groups. (B) Reduction of BNP plasma levels within the patient groups.
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Figure 2 (A) Atrial natriuretic plasma concentrations in all patients during circulatory support. (B) Atrial natriuretic plasma levels within the patient groups.
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