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Automatic Tissue Recognition in Surgery with Hyperspectral Imaging

Hyperspectral imaging, combined with machine learning, enables automatic tissue recognition during surgery. A study utilizing convolutional neural networks achieved high true positive rates for skin and liver tissues. Misclassifications mainly occurred between tissues with similar origins. The study underscores the potential of hyperspectral imaging in surgical optomics, offering a new approach for extracting tissue features. Multicenter datasets are crucial for further validation and clinical implementation.

Journal Article by Bannone E, Collins T (…) Diana M et 16 al. in Surg Endosc

© 2024. The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.

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Neoadjuvant Immunotherapy Safe for Rectal Cancer Surgery

Neoadjuvant immunotherapy for rectal cancer does not worsen surgical outcomes. A retrospective study of 26,229 patients showed no significant differences in length of stay, readmission, or mortality between those who received immunotherapy and those who did not. This suggests that adding immunotherapy to standard treatment protocols does not increase postoperative complications, offering clinicians valuable insights for optimizing patient-specific treatment strategies.

Journal Article by Shou M, Habib DRS (…) Khan A et 5 al. in J Surg Oncol

© 2024 Wiley Periodicals LLC.

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Shock Index as a Strong Predictor in Geriatric Trauma Patients

Shock Index (SI) is a critical indicator of outcomes in trauma patients. A study comparing SI values in different age groups reveals that geriatric patients have higher SI and mortality rates. Each 0.1 increase in SI is associated with increased mortality, need for blood transfusion, and major surgical interventions, with stronger predictive power in geriatrics. These findings emphasize the importance of SI in identifying outcomes in severe trauma cases, especially in older individuals.

Journal Article by Rafieezadeh A, Prabhakaran K (…) Zangbar B et 5 al. in J Surg Res

Copyright © 2024 Elsevier Inc. All rights reserved.

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Accuracy of 3D-Printed Anatomical Models for Perianal Fistulas Assessment

3D-printed anatomical models accurately reflect MRI findings of perianal fistulas, showing almost perfect agreement for classification, substantial agreement for complexity and location, and moderate agreement for sphincter involvement. Further research is needed to assess the clinical utility of these models in preoperative planning and education. The study demonstrates the potential of 3D-printed models to enhance understanding of perianal pathology and aid surgical decision-making.

Comparative Study by Verkade C, Brouwers L (…) Zimmerman DDE et 5 al. in Tech Coloproctol

© 2024. Springer Nature Switzerland AG.

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Laser Hemorrhoidoplasty Outperforms Rubber Band Ligation

Laser hemorrhoidoplasty demonstrated superior clinical efficacy over rubber band ligation in treating grade II hemorrhoids, with significantly improved postoperative pain, bleeding, and anal distension within 2 weeks. Both methods effectively relieved symptoms, with no difference in recurrence rates at 1 year post-surgery. Patients undergoing laser hemorrhoidoplasty also had faster recovery times, making it an ideal minimally invasive treatment option.

Comparative Study by Jin L, Qin K (…) Wu J et 4 al. in BMC Surg

© 2024. The Author(s).

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Frailty Predicts Complications in Emergency Abdominal Surgery

Frailty significantly increases the risk of postoperative complications and mortality after major emergency abdominal surgery. Patients with higher Clinical Frailty Scale scores experienced more complications, including pneumonia, delirium, and atrial fibrillation. Severe frailty was linked to increased surgical complications and 30-day mortality. The study emphasizes the importance of considering frailty in all patients undergoing emergency abdominal surgery, as it is a crucial predictor of adverse events.

Journal Article by Snitkjær C, Rehné Jensen L (…) Burcharth J et 5 al. in BJS Open

© The Author(s) 2024. Published by Oxford University Press on behalf of BJS Foundation Ltd.

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Chemoradiotherapy Post-Neoadjuvant Chemotherapy Boosts Survival in High-Risk Pancreatic Cancer

Adjuvant chemoradiotherapy post-multiagent neoadjuvant chemotherapy in pancreatic cancer patients enhances survival, especially for those with lvi+ or grade iii tumors. While initial unadjusted analysis showed shorter median survival with chemoradiotherapy, adjusted results indicated a 25% risk reduction in mortality. Notably, patients with grade iii or lvi+ tumors reaped the most benefit from this combined adjuvant treatment.

Journal Article by Franklin O, Sugawara T (…) Del Chiaro M et 5 al. in Ann Surg Oncol

© 2024. Society of Surgical Oncology.

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Cost-effectiveness of Liver Resection Techniques

Laparoscopic liver resection proves most cost-effective with lower total costs and superior postoperative outcomes compared to open and robotic liver resection. Open liver resection incurs the lowest procedural costs, but highest hospitalization costs. Robotic liver resection has the highest total and procedural costs but reduces hospitalization costs with advantages in mortality and length of stay. Laparoscopic liver resection demonstrates optimal cost-morbidity efficiency and shorter length of stay, making it a favorable option for hepatectomy.

Review by Koh YX, Zhao Y (…) Goh BKP et 7 al. in BMC Surg

Copyright © 2024 Elsevier Inc. All rights reserved.

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Transanal Total Mesorectal Excision Yields Low Recurrence and High Survival Rates

High-volume centers in the USA saw positive results with Transanal Total Mesorectal Excision (TaTME) for rectal cancer. The study of 391 patients revealed low rates of local recurrence, high completion rates of TME specimens, and promising 3-year overall survival. These findings support the oncologic safety and perioperative benefits of TaTME when conducted by skilled surgeons in specialized centers.

Journal Article by Zewde MG, Peyser DK (…) Sylla P et 12 al. in Surg Endosc

© 2024. The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.

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Pylorus Preservation in SG + LoopDJB Reduces Hypoalbuminemia Compared to OAGB

One anastomosis gastric bypass (OAGB) and sleeve gastrectomy with loop duodenojejunal bypass (SG + LoopDJB) demonstrate similar weight loss, type 2 diabetes remission, and lipidemia improvements at 1 year post-operation. OAGB presents higher hypoalbuminemia but lower gastroesophageal reflux disease symptoms compared to SG + LoopDJB. Pylorus preservation in SG + LoopDJB may reduce hypoalbuminemia risk, despite longer operative times and lengths of stay.

Journal Article by Si Y, Lin S (…) Liang H et 2 al. in Obes Surg

© 2024. The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature.

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