Comparative Evaluation of Robotic and Open Surgery in Pancreatic and Gastric Cancers: Outcomes, Survival, and Learning Curve Considerations
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2026
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| _version_ | 1866901341723426816 |
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| author | Dr Adil Iqbal Daing Dr Surender kumar Dabas Dr Sayyed Assif |
| author_facet | Dr Adil Iqbal Daing Dr Surender kumar Dabas Dr Sayyed Assif |
| contents | <h1><em><span>Abstract</span></em></h1> <p><strong><em><span>Background:</span></em></strong><em><span> The integration of robotic technology into gastrointestinal oncology has expanded rapidly, particularly in pancreatic and gastric cancer surgery. While robotic approaches promise improved visualization and technical precision, their impact on perioperative outcomes, long-term survival, and surgeon learning curves remains a subject of ongoing evaluation when compared with conventional open surgery.</span></em></p> <p><strong><em><span>Objective:</span></em></strong><em><span> This review aims to compare robotic and open surgical approaches in pancreatic and gastric cancers, with emphasis on clinical outcomes, survival benefits, perioperative recovery, and the challenges associated with learning curves and surgical training.</span></em></p> <p><strong><em><span>Methods:</span></em></strong><em><span> A narrative review was conducted using peer-reviewed studies published between 2019 and 2021. The selected literature included systematic reviews, survival analyses, and institutional studies focusing on perioperative outcomes, length of hospital stay, oncologic effectiveness, and training requirements for robotic surgery in pancreatic and gastric malignancies.</span></em></p> <p><strong><em><span>Results:</span></em></strong><em><span> Robotic surgery demonstrated comparable perioperative safety and oncologic outcomes to open surgery in pancreatic and gastric cancer resections. Several studies reported reduced blood loss, shorter hospital stays, and faster postoperative recovery with robotic approaches, particularly in gastric surgery. Survival outcomes following robotic gastrectomy were equivalent to open techniques. However, robotic pancreatic surgery was associated with a substantial learning curve, with outcomes improving significantly after procedural experience and structured training. Credentialing and institutional volume were identified as critical determinants of success.</span></em></p> <p><strong><em><span>Conclusion:</span></em></strong><em><span> Robotic surgery represents a viable and effective alternative to open surgery for pancreatic and gastric cancers when performed in experienced centers. While short- and mid-term outcomes are comparable, successful implementation depends on adequate training, institutional expertise, and careful patient selection. Further long-term studies are required to better define survival advantages and standardize learning pathways.</span></em></p> <p><strong><em><span>Keywords:</span></em></strong><em><span> Robotic surgery, Open surgery, Pancreatic cancer, Gastric cancer, Surgical outcomes, Survival analysis, Learning curve, Hospital stay, Surgical training, Gastrointestinal oncology.</span></em></p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_19354104 |
| institution | Zenodo |
| language | |
| publishDate | 2026 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Comparative Evaluation of Robotic and Open Surgery in Pancreatic and Gastric Cancers: Outcomes, Survival, and Learning Curve Considerations Dr Adil Iqbal Daing Dr Surender kumar Dabas Dr Sayyed Assif <h1><em><span>Abstract</span></em></h1> <p><strong><em><span>Background:</span></em></strong><em><span> The integration of robotic technology into gastrointestinal oncology has expanded rapidly, particularly in pancreatic and gastric cancer surgery. While robotic approaches promise improved visualization and technical precision, their impact on perioperative outcomes, long-term survival, and surgeon learning curves remains a subject of ongoing evaluation when compared with conventional open surgery.</span></em></p> <p><strong><em><span>Objective:</span></em></strong><em><span> This review aims to compare robotic and open surgical approaches in pancreatic and gastric cancers, with emphasis on clinical outcomes, survival benefits, perioperative recovery, and the challenges associated with learning curves and surgical training.</span></em></p> <p><strong><em><span>Methods:</span></em></strong><em><span> A narrative review was conducted using peer-reviewed studies published between 2019 and 2021. The selected literature included systematic reviews, survival analyses, and institutional studies focusing on perioperative outcomes, length of hospital stay, oncologic effectiveness, and training requirements for robotic surgery in pancreatic and gastric malignancies.</span></em></p> <p><strong><em><span>Results:</span></em></strong><em><span> Robotic surgery demonstrated comparable perioperative safety and oncologic outcomes to open surgery in pancreatic and gastric cancer resections. Several studies reported reduced blood loss, shorter hospital stays, and faster postoperative recovery with robotic approaches, particularly in gastric surgery. Survival outcomes following robotic gastrectomy were equivalent to open techniques. However, robotic pancreatic surgery was associated with a substantial learning curve, with outcomes improving significantly after procedural experience and structured training. Credentialing and institutional volume were identified as critical determinants of success.</span></em></p> <p><strong><em><span>Conclusion:</span></em></strong><em><span> Robotic surgery represents a viable and effective alternative to open surgery for pancreatic and gastric cancers when performed in experienced centers. While short- and mid-term outcomes are comparable, successful implementation depends on adequate training, institutional expertise, and careful patient selection. Further long-term studies are required to better define survival advantages and standardize learning pathways.</span></em></p> <p><strong><em><span>Keywords:</span></em></strong><em><span> Robotic surgery, Open surgery, Pancreatic cancer, Gastric cancer, Surgical outcomes, Survival analysis, Learning curve, Hospital stay, Surgical training, Gastrointestinal oncology.</span></em></p> |
| title | Comparative Evaluation of Robotic and Open Surgery in Pancreatic and Gastric Cancers: Outcomes, Survival, and Learning Curve Considerations |
| url | https://doi.org/10.5281/zenodo.19354104 |