Background: This study describes the authors' experience with a limited balloon atrial septostomy technique, using a median balloon size of 15 mm, as a left ventricular (LV) unloading strategy in venoarterial extracorporeal membrane oxygenation (VA-ECMO). There has been increasing use of VA-ECMO in cardiogenic shock. Although LV unloading strategies have been suggested to improve outcomes, it is unclear which strategy is optimal. Methods and Results: We performed a retrospective study of patients who underwent a limited balloon atrial septostomy for LV unloading in peripheral VA-ECMO at a single center. The goal of this study was to define the procedural outcomes and clinical characteristics of these patients. Of the 12 patients identified, none had complications related to the procedure. There was a significant decrease in the mean left atrial pressure and the majority of patients had radiologic improvement in pulmonary vascular congestion. Of the 12 patients, 58.3% survived to discharge. Conclusions: Limited BAS is an elegant and safe method for unloading the LV in peripheral VA-ECMO.
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
IRCCS San Raffaele Sci Inst, Dept Anesthesia & Intens Care, Milan, Italy
Univ Vita Salute San Raffaele, Sch Med, Milan, ItalyKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Kotani, Yuki
Yamamoto, Taihei
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Yamamoto, Taihei
Koroki, Takatoshi
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Koroki, Takatoshi
Yaguchi, Takahiko
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Yaguchi, Takahiko
Nakamura, Yuta
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Nakamura, Yuta
Tonai, Mayuko
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Tonai, Mayuko
Karumai, Toshiyuki
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Karumai, Toshiyuki
Nardelli, Pasquale
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IRCCS San Raffaele Sci Inst, Dept Anesthesia & Intens Care, Milan, ItalyKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Nardelli, Pasquale
Landoni, Giovanni
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IRCCS San Raffaele Sci Inst, Dept Anesthesia & Intens Care, Milan, Italy
Univ Vita Salute San Raffaele, Sch Med, Milan, ItalyKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan
Landoni, Giovanni
Hayashi, Yoshiro
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Kameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, JapanKameda Med Ctr, Dept Intens Care Med, 929 Higashi Cho, Kamogawa 2968602, Japan