Publications by authors named "Johan F Lock"

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Development of a Clinical Prediction Model for Anastomotic Leakage in Colorectal Surgery.
Vincent Ochs, Stephanie Taha-Mehlitz, Joël L Lavanchy, Daniel Steinemann, Beat P Müller, Johan Friso Lock

JAMA Netw Open· October 2025

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[Short summary of the new S2k guidelines on low-grade appendiceal mucinous neoplasms-What is important for the clinical practice?].
Sophie Müller, Carolin Kastner, Christoph-Thomas Germer, Johan Friso Lock, Sven Flemming

Chirurgie (Heidelb)· September 2025

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Thoracic Epidural Analgesia Is Not Associated With Improved Survival After Pancreatic Surgery: Long-Term Follow-Up of the Randomized Controlled PAKMAN Trial.
Rosa Klotz, Azaz Ahmed, Anja Tremmel, Christopher Büsch, Solveig Tenckhoff, Johan F Lock

Anesth Analg· April 2025

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The effects of endoscopic vacuum therapy for non-operative treatment of anastomotic leakage on oncological outcomes in rectal cancer patients.
Catherine Kollmann, Beata Kusnezov, Lars Kollmann, Jasmin Schmitt, Christoph-Thomas Germer, Johan F Lock

Langenbecks Arch Surg· March 2025

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Perioperative Chemotherapy or Preoperative Chemoradiotherapy in Esophageal Cancer.
Jens Hoeppner, Thomas Brunner, Claudia Schmoor, Peter Bronsert, Birte Kulemann, Johan F Lock

N Engl J Med· January 2025

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Long-term disease control in dedifferentiated liposarcoma: a case report on trabectedin priming followed by PD-1 inhibition.
Johannes M Waldschmidt, Lukas Haug, Christine Riedhammer, Christoph K W Deinzer, Marcus Zimmermann, Johan F Lock

Front Oncol· January 2025

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Comparison of the LiMAx test vs. the APRI+ALBI score - Incorrect comparison parameters lead to questionable results.
Martin Stockmann, Johan F Lock, Florian W R Vondran, Daniel Seehofer

Eur J Surg Oncol· December 2024

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Proficiency in bariatric surgery may shorten the learning curve for minimally-invasive D2 gastrectomy.
Sven Flemming, Lars Kollmann, Anna Widder, Joy Backhaus, Johan Friso Lock

Langenbecks Arch Surg· October 2024

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Molecular Profiling of Low-Grade Appendiceal Mucinous Neoplasms (LAMN).
Julia Doll, Katja Maurus, Franziska Köhler, Niels Matthes, Johan F Lock

Genes Chromosomes Cancer· October 2024

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Surgical options in retrosternal oesophageal reconstruction.
Lars Kollmann, Sven Flemming, Johan Friso Lock, Armin Wiegering, Christoph-Thomas Germer

Langenbecks Arch Surg· August 2024

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Improved Learning Gain in Medical Students by Using Animated Whiteboard-Videos in Comparison to Textbooks in Surgery.
Markus Koch, Simone A Günster, Anna Widder, Florian Seyfried, Christoph-Thomas Germer, Johan F Lock

J Med Educ Curric Dev· June 2024

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Intraoperative Wound Irrigation for the Prevention of Surgical Site Infection After Laparotomy: A Randomized Clinical Trial by CHIR-Net.
Tara Catharina Mueller, Victoria Kehl, Rebekka Dimpel, Christiane Blankenstein, Silvia Egert-Schwender, Johan Friso Lock

JAMA Surg· May 2024

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Clinical Management of Major Postoperative Bleeding After Bariatric Surgery.
Lars Kollmann, Maximilian Gruber, Johan F Lock, Christoph-Thomas Germer, Florian Seyfried

Obes Surg· March 2024

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Use of a visceral protective layer prevents fistula development in open abdomen therapy: results from the European Hernia Society Open Abdomen Registry.
Sebastian Schaaf, Robert Schwab, Aliona Wöhler, Filip Muysoms, Johan F Lock

Br J Surg· November 2023

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Diverticulitis patient care during the Covid-19 pandemic in Germany-a retrospective nationwide population-based cohort study.
Konstantin L Uttinger, Maximilian Brunotte, Johannes Diers, Johan Friso Lock, Boris Jansen-Winkeln

Langenbecks Arch Surg· November 2023

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[Incidental finding of appendiceal mucinous neoplasms].
Franziska Köhler, Niels Matthes, Johan F Lock, Christoph-Thomas Germer, Armin Wiegering

Chirurgie (Heidelb)· October 2023

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Endoscopic vacuum therapy as a first-line treatment option for gastric leaks after bariatric surgery: evidence from 10 years of experience.
Lars Kollmann, Stanislaus Reimer, Johan Friso Lock, Ilona Flemming, Anna Widder

Surg Obes Relat Dis· September 2023

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Surgical treatment of internal hernia after Roux-en-Y gastric bypass - impact of institutional standards and surgical approach.
Lars Kollmann, Johan F Lock, Cathérine Kollmann, Miljana Vladimirov, Christoph-Thomas Germer

Langenbecks Arch Surg· August 2023

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Nationwide volume-outcome relationship concerning in-hospital mortality and failure-to-rescue in surgery of sigmoid diverticulitis.
Sebastian Pietryga, Johan Friso Lock, Johannes Diers, Philip Baum, Konstantin L Uttinger

Int J Colorectal Dis· July 2023

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Machine learning in pancreas surgery, what is new? literature review.
Anas Taha, Stephanie Taha-Mehlitz, Niklas Ortlieb, Vincent Ochs, Michael Drew Honaker, Johan F Lock

Front Surg· June 2023

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Risk-adjusted perioperative bridging anticoagulation reduces bleeding complications without increasing thromboembolic events in general and visceral surgery.
Ida Döhler, Daniel Röder, Tobias Schlesinger, Christian Alexander Nassen, Christoph-Thomas Germer, Johan Friso Lock

BMC Anesthesiol· February 2023

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Evolution of endoscopic vacuum therapy for upper gastrointestinal leakage over a 10-year period: a quality improvement study.
Stanislaus Reimer, Florian Seyfried, Sven Flemming, Markus Brand, Alexander Weich, Johan F Lock

Surg Endosc· December 2022

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Low-grade mucinous neoplasms (LAMN) of the appendix in Germany between 2011 and 2018: a nationwide analysis based on data provided by the German Center for Cancer Registry Data (ZfKD) at the Robert Koch Institute (RKI).
Franziska Köhler, Lena Reese, Anne Hendricks, Carolin Kastner, Sophie Müller, Johan F Lock

Langenbecks Arch Surg· December 2022

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Does Concurrent Cholestasis Alter the Prognostic Value of Preoperatively Elevated CA19-9 Serum Levels in Patients with Pancreatic Head Adenocarcinoma?
Friedrich Anger, Johan Friso Lock, Ingo Klein, Ingo Hartlapp, Armin Wiegering

Ann Surg Oncol· December 2022

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Surgical Site Infection Following Single-Port Appendectomy: A Systematic Review of the Literature and Meta-Analysis.
Franziska Köhler, Lena Reese, Carolin Kastner, Anne Hendricks, Sophie Müller, Johan F Lock

Front Surg· June 2022

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