Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery

Objective: Electrocautery in laparoscopic surgeries converts abdominal carbon dioxide gas into carbon monoxide, which binds to hemoglobin with a higher affinity than oxygen and can impair oxygen transport and lead to hypoxia. This study aimed to assess changes in carboxyhemoglobin (COHb) levels and...

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Main Authors: Selin Erel, Özge Erkoçak, Ülgen Öztürk Toyran, Gözde İnan
Format: Article
Language:English
Published: Galenos Publishing House 2024-07-01
Series:Gazi Medical Journal
Subjects:
Online Access:https://gazimedj.com/articles/retrospective-assessment-of-factors-affecting-carboxyhemoglobin-levels-in-patients-undergoing-robotic-surgery/doi/gmj.2023.3892
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author Selin Erel
Özge Erkoçak
Ülgen Öztürk Toyran
Gözde İnan
author_facet Selin Erel
Özge Erkoçak
Ülgen Öztürk Toyran
Gözde İnan
author_sort Selin Erel
collection DOAJ
description Objective: Electrocautery in laparoscopic surgeries converts abdominal carbon dioxide gas into carbon monoxide, which binds to hemoglobin with a higher affinity than oxygen and can impair oxygen transport and lead to hypoxia. This study aimed to assess changes in carboxyhemoglobin (COHb) levels and investigate the factors affecting COHb levels in patients undergoing robotic surgery. Methods: Forty-two patients were included in this retrospective study. Patient demographics, anesthetic used, airway pressures, and COHb levels at different time points (baseline COHb-1st hour COHb-post-pneumoperitoneum COHb-postoperative care unit COHb-deltaCOHb) were considered. Age, gender, American Society of Anesthesiology (ASA) physical score, body mass index, smoking status, surgery type, anesthesia type, patient position, fresh gas flow (FGF), insufflation, and airway pressures, which may have an effect on COHb levels, were compared. Results: No significant relationship was found between COHb levels at all measured time points and factors such as gender, ASA scores, surgery type, anesthesia type, position, FGF, insufflation pressure, and airway pressure. Smokers had significantly higher COHb levels than passive smokers, non-smokers, and ex-smokers at baseline (p=0.003), 1st hour (p=0.006), and post-pneumoperitoneum COHb (p=0.009) levels. Conclusion: Long surgery time, use of different types of anesthetics, and low FGF does not increase the risk of elevated COHb levels. Hence, different anesthetic drugs and low FGF, regardless of the position of the patient or the length of the procedure, can be used in robotic surgery without increasing the risk.
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spelling doaj-art-01b1c1933b7a4b5bbde6a8dbe44e55282025-01-16T12:07:48ZengGalenos Publishing HouseGazi Medical Journal2147-20922024-07-0135326026410.12996/gmj.2023.3892Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic SurgerySelin Erel0https://orcid.org/0000-0002-6040-9815Özge Erkoçak1https://orcid.org/0000-0002-4516-1161Ülgen Öztürk Toyran2https://orcid.org/0000-0003-1704-6390Gözde İnan3https://orcid.org/0000-0003-0989-1914Department of Anesthesiology and Reanimation Gazi University Faculty of Medicine, Ankara, TürkiyeDepartment of Anesthesiology and Reanimation Gazi University Faculty of Medicine, Ankara, TürkiyeDepartment of Anesthesiology and Reanimation University of Health Sciences Türkiye, İstanbul Prof. Dr. Cemil Taşcıoğlu City Hospital, İstanbul, TürkiyeDepartment of Anesthesiology and Reanimation Gazi University Faculty of Medicine, Ankara, TürkiyeObjective: Electrocautery in laparoscopic surgeries converts abdominal carbon dioxide gas into carbon monoxide, which binds to hemoglobin with a higher affinity than oxygen and can impair oxygen transport and lead to hypoxia. This study aimed to assess changes in carboxyhemoglobin (COHb) levels and investigate the factors affecting COHb levels in patients undergoing robotic surgery. Methods: Forty-two patients were included in this retrospective study. Patient demographics, anesthetic used, airway pressures, and COHb levels at different time points (baseline COHb-1st hour COHb-post-pneumoperitoneum COHb-postoperative care unit COHb-deltaCOHb) were considered. Age, gender, American Society of Anesthesiology (ASA) physical score, body mass index, smoking status, surgery type, anesthesia type, patient position, fresh gas flow (FGF), insufflation, and airway pressures, which may have an effect on COHb levels, were compared. Results: No significant relationship was found between COHb levels at all measured time points and factors such as gender, ASA scores, surgery type, anesthesia type, position, FGF, insufflation pressure, and airway pressure. Smokers had significantly higher COHb levels than passive smokers, non-smokers, and ex-smokers at baseline (p=0.003), 1st hour (p=0.006), and post-pneumoperitoneum COHb (p=0.009) levels. Conclusion: Long surgery time, use of different types of anesthetics, and low FGF does not increase the risk of elevated COHb levels. Hence, different anesthetic drugs and low FGF, regardless of the position of the patient or the length of the procedure, can be used in robotic surgery without increasing the risk.https://gazimedj.com/articles/retrospective-assessment-of-factors-affecting-carboxyhemoglobin-levels-in-patients-undergoing-robotic-surgery/doi/gmj.2023.3892robot-assisted surgerycarbon monoxidecarboxyhemoglobinrobotic surgery
spellingShingle Selin Erel
Özge Erkoçak
Ülgen Öztürk Toyran
Gözde İnan
Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
Gazi Medical Journal
robot-assisted surgery
carbon monoxide
carboxyhemoglobin
robotic surgery
title Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
title_full Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
title_fullStr Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
title_full_unstemmed Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
title_short Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery
title_sort retrospective assessment of factors affecting carboxyhemoglobin levels in patients undergoing robotic surgery
topic robot-assisted surgery
carbon monoxide
carboxyhemoglobin
robotic surgery
url https://gazimedj.com/articles/retrospective-assessment-of-factors-affecting-carboxyhemoglobin-levels-in-patients-undergoing-robotic-surgery/doi/gmj.2023.3892
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