Blog

Characterization of Surgical Movements Reveals Differences in Efficiency Between Experienced and Novice Surgeons

The study analyzed surgeons’ hand movements to characterize the differences in movement efficiency between experienced and novice surgeons. Hand motions were recorded using an inertial measurement unit (IMU) during a simulated surgical procedure. The results showed that experienced surgeons exhibited more fluid and efficient hand movements compared to novice surgeons. The angle of roll motion, specifically during suturing, differed significantly between the experience groups. The findings suggest that IMU devices can be used to objectively assess and improve surgical skills.

Journal Article by Grewal B, Kianercy A and Gerrah R in J Surg Res

Copyright © 2024 Elsevier Inc. All rights reserved.

read the whole article in J Surg Res

open it in PubMed

Cell neighborhoods in pancreatic ductal adenocarcinoma impact clinical outcomes

Cell neighborhoods within the tumor microenvironment of pancreatic ductal adenocarcinoma (PDA) play a crucial role in determining clinical outcomes. Researchers used immunohistochemistry and image analysis to study cell neighborhoods in PDA tumors from chemotherapy-naïve and chemotherapy-treated patients. They found that distinct intratumoral immune and tumor cell subsets were defined by neighboring cells. Chemotherapy-treated tumors had higher levels of proliferating tumor cells with immune-rich neighborhoods, which was associated with prolonged survival. These findings provide valuable insights into the role of cell communities in PDA and their clinical significance.

Journal Article by Wattenberg MM, Colby S (…) Beatty GL et 16 al. in Gastroenterology

Copyright © 2024 AGA Institute. Published by Elsevier Inc. All rights reserved.

read the whole article in Gastroenterology

open it in PubMed

Evaluating Rectal Intussusception Grades: Impact of Pelvic Floor Decline and Dyssynergic Defecation Association

Researchers conducted a retrospective analysis of 238 women with defecatory disorders and found that age, vaginal delivery, and prior pelvic surgery were associated with increased grades of rectal intussusception. The study also revealed that obstructive defecation symptoms and dyssynergic defecation were common across the groups. The findings suggest that abnormal levator ani laxity, independent of other factors, predicts and is linked to the increasing grades of rectal intussusception. Concurrent anterior and posterior compartments, as well as visceral prolapse, were associated with higher grades of rectal intussusception.

Journal Article by Neshatian L, Triadafilopoulos G (…) Gurland B et 4 al. in Am J Gastroenterol

Copyright © 2024 by The American College of Gastroenterology.

read the whole article in Am J Gastroenterol

open it in PubMed

Prognosis-Oriented Definition of Borderline Resectable Hepatocellular Carcinoma for Improved Patient Outcomes

Researchers proposed a prognosis-oriented definition for borderline resectable hepatocellular carcinoma (HCC) based on a study of 221 patients. They identified risk factors for early recurrence, including serum α-fetoprotein levels ≥12 ng/ml, tumor diameters >5 cm, tumor number ≥3, and macrovascular invasion. With these criteria, they defined borderline resectable HCC as a tumor with two or more risk factors. In the validation cohort of 181 patients, 25% were diagnosed with borderline resectable HCC, with a 5-year survival rate of 42%. This definition allows clinicians to identify patients who may benefit from preoperative systemic therapy to improve outcomes.

Journal Article by Haruki K, Harimoto N (…) Ikegami T et 7 al. in J Am Coll Surg

Copyright © 2024 by the American College of Surgeons. Published by Wolters Kluwer Health, Inc. All rights reserved.

read the whole article in J Am Coll Surg

open it in PubMed

Uninsured Patients Experience Higher Rates of Unplanned Surgery and Worse Outcomes

A cross-sectional cohort study examining patients with abdominal aortic aneurysm, ventral hernia, and colon cancer found that patients without health insurance were more likely to undergo unplanned surgery for these conditions compared to those with private insurance or Medicaid. Additionally, uninsured patients had higher rates of inpatient mortality, complications, and longer hospital stays. The study suggests that uninsured patients faced barriers in receiving timely elective care, leading to poorer outcomes. Tracking elective vs unplanned surgery rates could be a useful measure to assess progress in improving insurance coverage.

Journal Article by Dualeh SHA, Schaefer SL (…) Scott JW et 2 al. in JAMA Surg

read the whole article in JAMA Surg

open it in PubMed

Outcomes of Laparoscopic Subtotal Cholecystectomy: Safe Strategy for Difficult Gallbladders

Laparoscopic subtotal cholecystectomy is a safe bailout strategy for difficult gallbladders when the critical view of safety cannot be achieved. In this retrospective cohort study, researchers compared postoperative outcomes of laparoscopic cholecystectomy and laparoscopic subtotal cholecystectomy in patients with severe cholecystitis. They found that the laparoscopic subtotal cholecystectomy group had higher rates of bile leaks, postoperative endoscopic retrograde cholangiopancreatography, and biliary stent insertion. However, compared to a previous study, there was a decrease in complications and no bile duct injuries. Following an algorithmic approach to safe laparoscopic cholecystectomy helped prevent bile duct injury.

Journal Article by Deng SX, Sharma BT (…) Jayaraman S et 5 al. in BMC Surg

Crown Copyright © 2023. Published by Elsevier Inc. All rights reserved.

read the whole article in BMC Surg

open it in PubMed

Positive Outcomes of Kono-S Anastomosis in Crohn’s Disease: Low Complications and Recurrence Rates

In a large series of Crohn’s disease patients, the Kono-S anastomosis demonstrated very low postoperative complication rates (1.5% anastomotic failure, 6.1% infection). Surgical recurrence occurred in 7.6% of cases, with perianal disease, urgent/emergent surgery, and postoperative steroid use associated with increased risk. The anastomosis showed promising short- and long-term outcomes, suggesting it as a safe technique in experienced hands.

Journal Article by Fichera A, Mangrola AM (…) Krane MK et 6 al. in Dis Colon Rectum

Copyright © The ASCRS 2023.

read the whole article in Dis Colon Rectum

open it in PubMed

Long-term Locoregional Control and Survival in Low Rectal Cancer: Transanal Radical Proctosigmoidectomy Outcomes

A retrospective cohort study was conducted to assess the local recurrence and survival rates after transanal abdominal transanal radical proctosigmoidectomy for low rectal cancer treated with neoadjuvant chemoradiation therapy. The study included 255 patients and found that the procedure demonstrated excellent long-term locoregional control and a 5-year overall survival rate of 84.1%. The results suggest that transanal abdominal transanal radical proctosigmoidectomy is a durable and effective sphincter preservation surgery for low rectal cancers.

Journal Article by Marks JH, Reif de Paula T (…) Keller DS et 4 al. in Dis Colon Rectum

Copyright © The ASCRS 2023.

read the whole article in Dis Colon Rectum

open it in PubMed

Transient Hyperthyroidism Common After Parathyroidectomy

This study aimed to determine the incidence and risk factors of hyperthyroidism after parathyroidectomy. In a prospective study of 91 patients, 24.2% had suppressed thyroid-stimulating hormone (TSH) after the procedure, with 2.2% reporting symptoms of hyperthyroidism. However, all cases resolved within 6 weeks without medical intervention. The suppressed TSH group had a higher rate of bilateral explorations and superior parathyroid resections compared to the normal TSH group. These findings suggest that transient hyperthyroidism is commonly seen in parathyroidectomy, likely due to intraoperative thyroid manipulation.

Journal Article by Wang R, Stidham G (…) Chen H et 5 al. in Am J Surg

Copyright © 2024 Elsevier Inc. All rights reserved.

read the whole article in Am J Surg

open it in PubMed

Significant Outcomes of Establishing a Hepato-Pancreato-Biliary Surgery Service in Uganda

Researchers analyzed data from patients who underwent complex hepato-pancreato-biliary surgeries in Uganda, reporting that most patients were females with a median age of 50 years. The most common surgeries performed were on the bile ducts, with a high prevalence of malignancy. Despite challenges like limited access to imaging technology, the in-hospital mortality rate was relatively low, indicating good outcomes for patients in Uganda undergoing these complex surgeries.

Journal Article by Michael O, Darshit D (…) Ponsiano O et 9 al. in World J Surg

© 2024 The Authors. World Journal of Surgery published by John Wiley & Sons Ltd on behalf of International Society of Surgery/Société Internationale de Chirurgie (ISS/SIC).

read the whole article in World J Surg

open it in PubMed