Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy

Abstract Background Cerebral gas embolism is a rare but serious complication of laparoscopic surgeries, the risk of which is increased by the presence of right-to-left shunt. A case of cerebral gas embolism after robotic partial nephrectomy is presented. Case presentation A 71-year-old man underwent...

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Main Authors: Mori Satori, Mitsuhiro Matsuo, Yoshinori Ikehata, Hiroshi Kitamura, Tomonori Takazawa
Format: Article
Language:English
Published: SpringerOpen 2025-05-01
Series:JA Clinical Reports
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Online Access:https://doi.org/10.1186/s40981-025-00793-w
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author Mori Satori
Mitsuhiro Matsuo
Yoshinori Ikehata
Hiroshi Kitamura
Tomonori Takazawa
author_facet Mori Satori
Mitsuhiro Matsuo
Yoshinori Ikehata
Hiroshi Kitamura
Tomonori Takazawa
author_sort Mori Satori
collection DOAJ
description Abstract Background Cerebral gas embolism is a rare but serious complication of laparoscopic surgeries, the risk of which is increased by the presence of right-to-left shunt. A case of cerebral gas embolism after robotic partial nephrectomy is presented. Case presentation A 71-year-old man underwent robotic partial nephrectomy. During tumor resection, end-tidal CO₂ (ETCO₂) decreased from 42 to 34 mmHg, followed by a decrease in mean arterial pressure (MAP) to < 65 mmHg and oxygen saturation (SpO₂) to 95%. Postoperatively, he exhibited delayed emergence from anesthesia and left conjugate gaze deviation. Neuroimaging revealed cerebral gas embolism. A bubble test performed by a cardiologist under positive pressure ventilation ruled out right-to-left shunt. Despite postoperative treatment, the patient became bedridden with severe neurological sequelae. Conclusions Cerebral gas embolism can occur during robotic procedures even without right-to-left shunt. Anesthesiologists must promptly recognize intraoperative signs of this complication and initiate timely interventions to prevent severe complications.
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publishDate 2025-05-01
publisher SpringerOpen
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series JA Clinical Reports
spelling doaj-art-6f2ca5bbbe1b4e4f9b6f6aad2d55fb342025-08-20T02:29:26ZengSpringerOpenJA Clinical Reports2363-90242025-05-011111510.1186/s40981-025-00793-wCerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomyMori Satori0Mitsuhiro Matsuo1Yoshinori Ikehata2Hiroshi Kitamura3Tomonori Takazawa4Department of Anesthesiology, University of ToyamaDepartment of Anesthesiology, University of ToyamaDepartment of Urology, University of ToyamaDepartment of Urology, University of ToyamaDepartment of Anesthesiology, University of ToyamaAbstract Background Cerebral gas embolism is a rare but serious complication of laparoscopic surgeries, the risk of which is increased by the presence of right-to-left shunt. A case of cerebral gas embolism after robotic partial nephrectomy is presented. Case presentation A 71-year-old man underwent robotic partial nephrectomy. During tumor resection, end-tidal CO₂ (ETCO₂) decreased from 42 to 34 mmHg, followed by a decrease in mean arterial pressure (MAP) to < 65 mmHg and oxygen saturation (SpO₂) to 95%. Postoperatively, he exhibited delayed emergence from anesthesia and left conjugate gaze deviation. Neuroimaging revealed cerebral gas embolism. A bubble test performed by a cardiologist under positive pressure ventilation ruled out right-to-left shunt. Despite postoperative treatment, the patient became bedridden with severe neurological sequelae. Conclusions Cerebral gas embolism can occur during robotic procedures even without right-to-left shunt. Anesthesiologists must promptly recognize intraoperative signs of this complication and initiate timely interventions to prevent severe complications.https://doi.org/10.1186/s40981-025-00793-wCarbon dioxideCase reportGas embolismParadoxical embolismNephrectomy
spellingShingle Mori Satori
Mitsuhiro Matsuo
Yoshinori Ikehata
Hiroshi Kitamura
Tomonori Takazawa
Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
JA Clinical Reports
Carbon dioxide
Case report
Gas embolism
Paradoxical embolism
Nephrectomy
title Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
title_full Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
title_fullStr Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
title_full_unstemmed Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
title_short Cerebral gas embolism in a patient without right-to-left shunt after robotic partial nephrectomy
title_sort cerebral gas embolism in a patient without right to left shunt after robotic partial nephrectomy
topic Carbon dioxide
Case report
Gas embolism
Paradoxical embolism
Nephrectomy
url https://doi.org/10.1186/s40981-025-00793-w
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AT yoshinoriikehata cerebralgasembolisminapatientwithoutrighttoleftshuntafterroboticpartialnephrectomy
AT hiroshikitamura cerebralgasembolisminapatientwithoutrighttoleftshuntafterroboticpartialnephrectomy
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