ACO ASSO

• Perihilar cholangiocarcinoma: A difficult surgery in a difficult patient where experience matters most.
• Changing surgical practice in management of intrahepatic cholangiocarcinoma during the pandemic. Is bridging with systemic therapy safe for our patients?
• Laparoscopic versus open liver resection for intrahepatic cholangiocarcinoma: the first meta-analysis.
• Laparoscopic versus open resection of intrahepatic cholangiocarcinoma: nationwide analysis.
• Survival Outcomes After Portal Vein Embolization and Liver Resection Compared With Liver Transplant for Patients With Extensive Colorectal Cancer Liver Metastases.

• Intrahepatic recurrence of hepatocellular carcinoma after resection: an update.
• Effectiveness of Anatomical Resection for Small Hepatocellular Carcinoma: a Propensity Score-Matched Analysis of a Multi-institutional Database.
• When is a Ghost Really Gone? A Systematic Review and Meta-analysis of the Accuracy of Imaging Modalities to Predict Complete Pathological Response of Colorectal Cancer Liver Metastases After Chemotherapy.
• Simultaneous Resection of Primary Colorectal Cancer and Synchronous Liver Metastases: Contemporary Practice, Evidence and Knowledge Gaps.
• Neoadjuvant therapy for cholangiocarcinoma: A comprehensive literature review.
• The Impact of Postoperative Ascites on Survival After Surgery for Hepatocellular Carcinoma: a National Study.
• Microvascular Invasion Status and Its Survival Impact in Hepatocellular Carcinoma Depend on Tissue Sampling Protocol.
• Clinicopathological characteristics and survival outcomes for patients with mucinous colorectal cancer liver metastases undergoing hepatic resection: A systematic review and meta-analysis.

• A Tool for Patient-Focused Care Regarding Neoadjuvant Chemotherapy for Intrahepatic Cholangiocarcinoma.
• Neoadjuvant Chemotherapy for Intrahepatic Cholangiocarcinoma: A Propensity Score Survival Analysis Supporting Use in Patients with High-Risk Disease.
• Preoperative Model and Patient Selection for Neoadjuvant Therapy for Intrahepatic Cholangiocarcinoma.
• Preoperative Model and Patient Selection for Neoadjuvant Therapy for Intrahepatic Cholangiocarcinoma-Reply.
• ASO Author Reflections: Role of Neoadjuvant Therapy in Surgically Resectable Intrahepatic Cholangiocarcinoma.
• Surgical outcomes of laparoscopic and open resection of benign liver tumours in the Netherlands: a nationwide analysis.
• Surgical resection of early stage hepatocellular carcinoma improves patient survival at safety net hospitals.
• Is minimally invasive surgery of lesions in the right superior segments of the liver justified? A multi-institutional study of 245 patients.
• Laparoscopic R1 Vascular Hepatectomy for Hepatocellular Carcinoma (with Video).
• Synchronous resection of colorectal cancer primary and liver metastases: an outcomes analysis.
• Management of hepatoblastoma in the United States: Can we do better?
• Predicting the Risk of Postoperative Complications in Patients Undergoing Minimally Invasive Resection of Primary Liver Tumors.
• Liver Transplantation for Perihilar Cholangiocarcinoma: patient selection and outcomes.
• Anatomical resection is useful for the treatment of primary solitary hepatocellular carcinoma with predicted microscopic vessel invasion and/or intrahepatic metastasis.

• Conversion strategies with chemotherapy plus targeted agents for colorectal cancer liver-only metastases: A systematic review.
• Late recurrence of hepatocellular carcinoma after radiofrequency ablation: a multicenter study of risk factors, patterns, and survival.
• Surgical resection of synchronous liver metastases in gastric cancer patients. A propensity score-matched study.
• First Long-term Oncologic Results of the ALPPS Procedure in a Large Cohort of Patients With Colorectal Liver Metastases.
• Choices of Therapeutic Strategies for Colorectal Liver Metastases Among Expert Liver Surgeons: A Throw of the Dice?
• Liver Resection for Early Hepatocellular Carcinoma: Preoperative Predictors of Non Transplantable Recurrence and Implications for Treatment Allocation.
• Outcomes of ex vivo liver resection and autotransplantation: A systematic review and meta-analysis.
• How long should follow-up be continued after R0 resection of perihilar cholangiocarcinoma?

• Successful temporary resection of a ruptured hepatoblastoma without preoperative chemotherapy: A case report presenting a novel surgical strategy.
• Assessment of the American College of Surgeons surgical risk calculator of outcomes after hepatectomy for liver tumors: Results from a cohort of 950 patients.
• Investigating effects of preoperative inflammatory biomarkers on predicting survival outcomes of intrahepatic cholangiocarcinoma after curative resection.
• Actual 10-year survivors and 10-year recurrence free survivors after primary liver resection for hepatocellular carcinoma in the 21st century: A single institution contemporary experience.
• ASO Author Reflections: Bile Duct Resection-Is It Beneficial for Distal Cholangiocarcinoma?
• Outcomes in Patients with Chronic Kidney Disease After Liver Resection for Hepatocellular Carcinoma.
• ASO Author Reflections: Is Major Hepatopancreatoduodenectomy Beneficial for Patients with Advanced and Widespread Extrahepatic Cholangiocarcinoma?
• Microscopic portal vein invasion is a powerful predictor of prognosis in patients with hepatocellular carcinoma who have undergone liver resection.

• Safety and Oncological Benefit of Hepatopancreatoduodenectomy for Advanced Extrahepatic Cholangiocarcinoma with Horizontal Tumor Spread: Shinshu University Experience.
• Letter to the Editor: Use of Direct Liver Stiffness Measurement in Evaluating the Severity of Liver Cirrhosis in Patients with Hepatocellular Carcinoma.

• Combined hepatocellular-cholangiocarcinoma: An analysis of clinicopathological characteristics after surgery.
• Single-Port Laparoscopic Hepatectomy for Liver Tumor: Operative Steps (With Video).
• Clinical outcome of open surgery versus laparoscopic surgery for cirrhotic hepatocellular carcinoma patients: a meta-analysis.
• Variation in the Use of Resection for Colorectal Cancer Liver Metastases.
• Screening high risk populations for cancer: Hepatobiliary.
• Extrahepatic Cholangiocarcinoma: What the Surgeon Needs to Know RadioGraphics Fundamentals | Online Presentation.
• Parenchymal sparing surgery brings treatment of colorectal liver metastases into the precision medicine era.

• Emerging pathways for precision medicine in management of cholangiocarcinoma.
• Elderly Hepatocellular Carcinoma Patients: Open or Laparoscopic Approach?
• Postoperative liver regeneration does not elicit recurrence of colorectal cancer liver metastases after major hepatectomy.
• Preoperative leukocytosis and the resection severity index are independent risk factors for survival in patients with intrahepatic cholangiocarcinoma.
• ASO Author Reflections: Poorest Survival Outcomes in Patients with Right Colon Cancer with KRAS Mutation After Simultaneous Curative-Intent Surgery for Colorectal Cancer Liver Metastases.
• Simultaneous Sigmoid Colectomy, Bilobar Liver Resection and Lung Metastasectomy via a Transdiaphragmatic Approach for Stage IV Colonic Adenocarcinoma.
• Invasion category-oriented lymph node metastases of cholangiocarcinoma and the prognostic impact.Prognosis of Synchronous Colorectal Liver Metastases After Simultaneous Curative-Intent Surgery According to Primary Tumor Location and KRAS Mutational Status.
• Guidelines Adaptation to the COVID-19 Outbreak for the Management of Hepatocellular Carcinoma.
• Intention-to-treat curative liver resection in patients with "very early" intrahepatic cholangiocarcinoma.
• Pure Laparoscopic Right Hepatectomy for Hepatocellular Carcinoma with Bile Duct Tumor Thrombus (with Video).
• Impact of hepatitis C treatment on long-term outcomes for patients with hepatocellular carcinoma: a United States Safety Net Collaborative Study.
• Laparoscopic major hepatectomy for hepatocellular carcinoma in elderly patients: a multicentric propensity score‑based analysis.
• Is Portal Vein Embolization Followed by Hepatectomy for Hepatocellular Carcinoma Justified in Patients with Impaired Liver Function?
• Management of hepatocellular carcinoma in the time of COVID-19.
• Author’s Reply: Risk Factors and Outcome of Portal Vein Thrombosis After Laparoscopic and Open Hepatectomy for Primary Liver Cancer: A Single-Center Experience.
• [Results of simultaneous resection and classical strategy for synchronous liver metastases of colorectal cancer].

„ACO – Heppanc-1, synchrone Resektion beim minimal hepatal metastasierten Pankreaskarzinom nach neoadjuvanter Chemotherapie“ 

Einladungsbrief ACO-Heppanc-1

• Primary Tumor Location Is a Prognostic Factor for Intrahepatic Progression-Free Survival in Patients with Colorectal Liver Metastases Undergoing Portal Vein Embolization as Preparation for Major Hepatic Surgery.
• ASO Author Reflections: Assessing the Value of Primary Tumor Resection in Midgut Neuroendocrine Tumors with Liver-Only Metastases.
• Resection of recurrent hepatocellular carcinoma with thrombi in the inferior vena cava, right atrium, and phrenic vein: a report of three cases.
• The Microbiome and Hepatocellular Carcinoma.
• A novel model for predicting posthepatectomy liver failure based on liver function and degree of liver resection in patients with hepatocellular carcinoma.
• Laparoscopic liver resection versus open liver resection for intrahepatic cholangiocarcinoma: 3-year outcomes of a cohort study with propensity score matching.
• Perihilar cholangiocarcinoma: A different concept for radical resection.
• Future liver remnant function as a predictor of postoperative morbidity following liver resection for hepatocellular carcinoma – A risk factor analysis.
• Local and Regional Therapies for Hepatocellular Carcinoma.
• Laparoscopic repeat hepatectomy is a more favorable treatment than open repeat hepatectomy for contralateral recurrent hepatocellular carcinoma cases.

• The impact of metabolic syndrome (MetS) on surgical outcome for patients with mostly HBV-related hepatocellular carcinoma (HCC) underwent hepatectomy.
• Pre-sarcopenia is the prognostic factor of overall survival in early-stage hepatoma patients undergoing radiofrequency ablation.
• Treatment of solitary hepatocellular carcinoma up to 2 cm: A PRISMA-compliant systematic review and meta-analysis.
• The Tumor Microenvironment in Cholangiocarcinoma Progression.
• Is Postoperative Adjuvant Transcatheter Arterial Infusion Therapy Effective for Patients with Hepatocellular Carcinoma who Underwent Hepatectomy? A Prospective Randomized Controlled Trial.
• Hepatocellular carcinoma surveillance after hepatitis C virus eradication: Is liver stiffness measurement more useful than laboratory fibrosis markers?
• Nonsurgical management of advanced hepatocellular carcinoma: a clinical practice guideline.
• Clinical outcomes of complete cytoreduction with concurrent liver resection followed by hyperthermic intraperitoneal chemotherapy for synchronous peritoneal and liver metastatic colorectal cancer.
• Combined hepatectomy and microwave ablation for multifocal hepatocellular carcinoma: Long-term outcomes and prognostic factors.
• Microwave ablation versus other interventions for hepatocellular carcinoma: A systematic review and meta-analysis.
• Pure Laparoscopic Anatomical Resection of Segment 4b for Hepatocellular Carcinoma Using the Transfissural Glissonean Approach.
• Technical Insights on Laparoscopic Left and Right Hepatectomy for Perihilar Cholangiocarcinoma.

• Laparoscopic Versus Open Thermal Ablation of Colorectal Liver Metastases: A Propensity Score-Based Analysis of Local Control of the Ablated Tumors.
• Neoadjuvant chemotherapy with gemcitabine plus cisplatin followed by radical liver resection versus immediate radical liver resection alone with or without adjuvant chemotherapy in incidentally detected gallbladder carcinoma after simple cholecystectomy or in front of radical resection of BTC (ICC/ECC) – a phase III study of the German registry of incidental gallbladder carcinoma platform (GR)- the AIO/ CALGP/ ACO- GAIN-trial.
• The threshold of alpha-fetoprotein (AFP) for the diagnosis of hepatocellular carcinoma: A systematic review and meta-analysis.
• Safety margin assessment after microwave ablation of liver tumors: inter- and intrareader variability.
• Clinical Outcomes of Stereotactic Body Radiation Therapy for Small Hepatocellular Carcinoma.
• Prognostic significance of and risk prediction model for lymph node metastasis in resectable intrahepatic cholangiocarcinoma: do all require lymph node dissection?
• Effect of surgical margin width after R0 resection for intrahepatic cholangiocarcinoma: A nationwide survey of the Liver Cancer Study Group of Japan.
• Prospective double-blinded randomized controlled trial of Microwave versus RadioFrequency Ablation for hepatocellular carcinoma (McRFA trial).
• Robotic right hepatectomy for a central liver tumor- A video of the surgical technique.

• Prognostic role of preoperative albumin-bilirubin grade on patients with hepatocellular carcinoma after surgical resection: a systematic review and meta-analysis.
• Outcome after liver resection for primary and recurrent intrahepatic cholangiocarcinoma.
• Clinical outcomes of complete cytoreduction with concurrent liver resection followed by hyperthermic intraperitoneal chemotherapy for synchronous peritoneal and liver metastatic colorectal cancer.
• Residual tumor volume discriminates prognosis after surgery for neuroendocrine liver metastasis.
• Laparoscopic versus open limited liver resection for hepatocellular carcinoma with liver cirrhosis: a propensity score matching study with the Hiroshima Surgical study group of Clinical Oncology (HiSCO).
• Long term recurrence free survival in a stage IV gallbladder cancer treated with chemotherapy plus trastuzumab and salvage liver resection.
• Comparison of the clinical results of surgical resection for extrahepatic cholangiocarcinomas: Hilar cholangiocarcinoma and mid-to-distal cholangiocarcinoma.
• Repeat liver resection versus salvage liver transplant for recurrent hepatocellular carcinoma: A propensity score-adjusted and -matched comparison analysis.
• Intraoperative radiofrequency ablation and distilled water peritoneal lavage for spontaneously ruptured hepatocellular carcinoma.
• Simultaneous resection of the primary tumour and liver metastases after conversion chemotherapy versus standard therapy in pancreatic cancer with liver oligometastasis: protocol of a multicentre, prospective, randomised phase III control trial (CSPAC-1).
• Cholecystitis and risk of pancreatic, liver, and biliary tract cancer in patients undergoing cholecystectomy.

• Ischemic Cholangiopathy Following Transcatheter Arterial Chemoembolization for Recurrent Hepatocellular Carcinoma After Hepatectomy: an Underestimated and Devastating Complication.
• Long-Term and Oncologic Outcomes of Robotic Versus Laparoscopic Liver Resection for Metastatic Colorectal Cancer: A Multicenter, Propensity Score Matching Analysis.
• Hepatic resection after neoadjuvant chemotherapy for patients with liver metastases from colorectal cancer: need for cautious planning.
• Histological tumor response assessment in colorectal liver metastases after neoadjuvant chemotherapy: impact of the variation in tumor regression grading and peritumoral lymphocytic infiltration.
• Liver microwave ablation: a systematic review of various FDA-approved systems.
• Liver Resection Is Justified in Patients with BCLC Intermediate Stage Hepatocellular Carcinoma without Microvascular Invasion.
• Locoregional Therapy, Immunotherapy and the Combination in Hepatocellular Carcinoma: Future Directions.
• Robotic hepatic surgery in malignancy: review of the current literature.
• Hamartomas and malformations of the liver.

• Laparoscopic liver resection for liver tumours in proximity to major vasculature: A single-center comparative study.
• Resection of intrahepatic cholangiocarcinoma in elderly patients – is it reasonable?
• Total laparoscopic versus open radical resection for hilar cholangiocarcinoma.
• Shrinkage of hepatocellular carcinoma after radiofrequency ablation following transcatheter arterial chemoembolization: Analysis of contributing factors.

• Purely laparoscopic extended right hemihepatectomy for hepatocellular carcinoma with bile duct tumor thrombus.
• Liver Resection Versus Embolization for Recurrent Hepatocellular Carcinoma.
• Laparoscopic repeat hepatectomy for treating recurrent liver cancer.
• Simultaneous resection of colorectal cancer with synchronous liver metastases; a practice survey.
• Stereotactic radiofrequency ablation of primary liver tumors in the caudate lobe.
• The outcome of the HCC patients underwent ALPPS: Retrospective study.
• Combined hepatocellular-cholangiocarcinoma: An analysis of clinicopathological characteristics after surgery.
• Local Therapy in Advanced Cholangiocarcinoma: A Review of Current Endoscopic, Medical, and Oncologic Treatment Options.
• ALPPS Versus Conventional Two-stage Hepatectomy in Patients With Advanced Colorectal Liver Metastases.

• Combined hepatocellular-cholangiocarcinoma: An analysis of clinicopathological characteristics after surgery.
• Single-Port Laparoscopic Hepatectomy for Liver Tumor: Operative Steps (With Video).
• Clinical outcome of open surgery versus laparoscopic surgery for cirrhotic hepatocellular carcinoma patients: a meta-analysis.
• Variation in the Use of Resection for Colorectal Cancer Liver Metastases.
• Screening high risk populations for cancer: Hepatobiliary.
• Extrahepatic Cholangiocarcinoma: What the Surgeon Needs to Know RadioGraphics Fundamentals | Online Presentation.
• Parenchymal sparing surgery brings treatment of colorectal liver metastases into the precision medicine era.

Hotel scalaria, SR VI
12:00 – 12:45 Uhr

• Surgery or Locoregional Approaches for Hepatic Oligometastatic Pancreatic Cancer: Myth, Hope, or Reality?
• Surveillance for Hepatocellular Carcinoma: Current Best Practice and Future Direction.
• Prognostic factors influencing survival in small bowel neuroendocrine tumor with liver metastases.
• Safety and efficacy of locoregional therapy for metastatic pancreatic ductal adenocarcinoma to the liver: a single-center experience.
• Liver transplantation for unresectable malignancies: Beyond hepatocellular carcinoma.
• Left- versus right-sided hepatectomy with hilar en-bloc resection in perihilar cholangiocarcinoma.
• [Influence of tumor-free resection margins on overall and disease-free survival after resection of colorectal liver metastases].
• [Partial liver resection vs. transarterial chemoembolization for hepatocellular carcinoma beyond the Milan criteria and portal hypertension].
• [Liver resection for hepatocellular carcinoma with portal vein infiltration].
• [Importance of the lymph node status in patients with hilar cholangiocarcinoma].
• [Perihilar cholangiocarcinoma Bismuth type IV: Resection frequently possible].
• [Importance of repeated liver resection in recurrent intrahepatic cholangiocarcinoma].
• [Treatment effect of liver resection vs. RFA or TACE in hepatocellular carcinoma].
• [Importance of portal vein embolization depending on the underlying hepatic malignancy].
• [Unresectable intrahepatic cholangiocarcinoma: 50 % resectability after neoadjuvant therapy].
• Gastrectomy Alone or in Combination With Hepatic Resection in the Management of Liver Metastases From Gastric Cancer: A Systematic Review Using an Updated and Cumulative Meta-Analysis.
• Hepatic Resection Following Selective Internal Radiation Therapy for Colorectal Cancer Metastases in the FOXFIRE Clinical Trial: Clinical Outcomes and Distribution of Microspheres.
• Spontaneous rupture of hepatocellular carcinoma: Optimal timing of partial hepatectomy.
• The Management of Colorectal Cancer Liver Metastases: The Interventional Radiology Viewpoint.
• Prognostic value of lymphadenectomy for long-term outcomes in node-negative intrahepatic cholangiocarcinoma: A multicenter study.
• Surgical Resection of Hepatic Epithelioid Hemangioendothelioma.

• Resection of hepatic and pulmonary metastasis from metastatic esophageal and gastric cancer: a nationwide study.
• Pathogenesis, diagnosis and treatment of premalignant and malignant stages of cholangiocarcinoma in primary sclerosing cholangitis.
• Long-term outcome and prognostic factors of intrahepatic cholangiocarcinoma involving the hepatic hilus versus hilar cholangiocarcinoma after curative-intent resection: Should they be recognized as perihilar cholangiocarcinoma or differentiated?
• Stenting for Benign and Malignant Biliary Strictures.
• Laparoscopic right posterior sectionectomy: single-center experience and technical aspects.
• Tumor Size Drives the Prognosis After Hepatic Resection of Solitary Hepatocellular Carcinoma Without Vascular Invasion.
• Combined Transarterial Embolization/Chemoembolization-Based Locoregional Treatment with Sorafenib Prolongs the Survival in Patients with Advanced Hepatocellular Carcinoma and Preserved Liver Function: A Propensity Score Matching Study.
• Microwave ablation compared with hepatic resection for the treatment of hepatocellular carcinoma and liver metastases: a systematic review and meta-analysis.