Publications by authors named "Maolin Yan"

Background: A few studies focus on the long-term outcomes and surveillance strategies for patients with hepatocellular carcinoma (HCC) and microvascular invasion (MVI) who experience postoperative recurrence. The aim of this study was to explore the patterns and prognosis of early and late recurrence (ER and LR) after hepatectomy of such patients.

Methods: Consecutive patients with HCC and MVI after hepatectomy from 26 centers in China from 2009 to 2020 were included.

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Purpose: This study aimed at analyzing and comparing the clinical efficacy and prognosis of stereotactic body radiotherapy (SBRT) and radiofrequency ablation (RFA) in the treatment of recurrent hepatocellular carcinoma (RHCC).

Methods: Clinicopathological data of RHCC patients who underwent RFA or SBRT as treatment from three medical centers were retrospectively reviewed. The survival outcomes of patients who underwent SBRT were compared with those who underwent RFA.

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Up to half of hepatocellular carcinoma (HCC) cases are diagnosed at an advanced stage, for which effective treatment options are lacking, resulting in a poor prognosis. Over the past few years, the combination of immune checkpoint inhibitors and anti-angiogenic targeted therapy has proven highly efficacious in treating advanced HCC, significantly extending patients' survival and providing a potential for sequential curative surgery. After sequential curative hepatectomy or liver transplantation following conversion therapy, patients can receive long-term survival benefits.

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Article Synopsis
  • This study compares the effectiveness of repeat laparoscopic hepatectomy (r-LH) and radiofrequency ablation (RFA) in treating patients with recurrent hepatocellular carcinoma (RHCC) based on clinical outcomes and survival rates.
  • Data from 272 RHCC patients were analyzed, revealing that while RFA resulted in shorter hospital stays and fewer complications, r-LH significantly improved overall and disease-free survival rates.
  • Particularly, patients with solitary tumors or those located near critical structures benefitted more from r-LH, especially when tumors were 5 cm or smaller, suggesting it as a more favorable treatment option in these cases.
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Purpose: The prognosis of hepatocellular carcinoma (HCC) with extrahepatic metastases (EM) is poor. The efficacy and safety of transcatheter arterial chemoembolization combined with lenvatinib plus anti-programmed cell death 1 inhibitors (triple therapy) for HCC with EM remains unclear. In this study, we aimed to determine the efficacy and safety of triple therapy in HCC patients with EM.

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Introduction: Transarterial chemoembolization combined with lenvatinib and PD-1 inhibitor (triple therapy) has displayed encouraging clinical outcomes for unresectable hepatocellular carcinoma (uHCC). We aimed to explore the prognostic value of pathological response (PR) in patients with initially uHCC who underwent conversion surgery following triple therapy and identify predictors of major pathological response (MPR).

Methods: A total of 76 patients with initially uHCC who underwent conversion surgery following triple therapy were retrospectively analyzed.

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Background: This study aimed to assess the effect of adjuvant therapy with different durations in patients with initially unresectable hepatocellular carcinoma (uHCC) after conversion surgery.

Methods: This study included 85 patients with initially uHCC who received conversion surgery between May 2019 and November 2022. They were divided into the long duration group (n = 57) and short duration group (n = 28) based on postoperative medication duration.

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Catalpa bungei, a tree indigenous to China, is renowned for its superior timber quality and as an ornamental in horticulture. To promote the cultivation of C. bungei in cold regions and expand its distribution, enhancing its cold tolerance is essential.

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Introduction: Patients with hepatocellular carcinoma (HCC) and inferior vena cava tumor thrombus (IVCTT) have poor prognosis. Combination therapy involving the blockade of programmed cell death protein 1 (PD-1) and tyrosine kinase inhibitors is an efficient treatment strategy for advanced HCC. However, surgical treatment after a combination of systemic therapy and transarterial chemoembolization (TACE) for HCC with IVCTT has not been widely reported, and the efficacy and safety of this treatment have not been studied.

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Purpose: The prognosis of patients with hepatocellular carcinoma (HCC) and portal vein tumor thrombus (PVTT) is extremely poor, and systemic therapy is currently the mainstream treatment. This study aimed to assess the efficacy and safety of lenvatinib combined with anti-programmed cell death-1 antibodies and transcatheter arterial chemoembolization (triple therapy) in patients with HCC and PVTT.

Materials And Methods: This retrospective multicenter study included patients with HCC and PVTT who received triple therapy, were aged between 18 and 75 years, classified as Child-Pugh class A or B, and had at least one measurable lesion.

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Background: Portal vein tumor thrombus (PVTT) seriously affects the prognosis of hepatocellular carcinoma (HCC). However, whether bile duct tumor thrombus (BDTT) significantly affects the prognosis of HCC as much as PVTT remains unclear. We aimed to compare the long-term surgical outcomes of HCC with macroscopic PVTT (macro-PVTT) and macroscopic BDTT (macro-BDTT).

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Background: This study aimed to compare the survival outcomes of patients with initially unresectable hepatocellular carcinoma (HCC) and portal vein tumor thrombus (PVTT) who underwent or did not undergo salvage surgery followed by a triple combination conversion treatment consisted of locoregional treatment (LRT), tyrosine kinase inhibitors (TKIs), and anti-PD-1 antibodies.

Methods: The data from 93 consecutive patients with initially unresectable HCC and PVTT across 4 medical centers were retrospectively reviewed. They were converted successfully by the triple combination treatment and underwent or did not undergo salvage resection.

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Article Synopsis
  • The study focuses on patients with hepatocellular carcinoma (HCC) without microvascular invasion (M0) and highlights the variability in their prognosis, sparking debate about the need for additional therapy after initial treatments like liver resection (LR) or liver transplantation (LT).
  • Researchers developed the Eastern Hepatobiliary Surgery Hospital (EHBH)-M0 score using various clinical factors (including α-fetoprotein levels and tumor size) to classify these patients, revealing differing survival outcomes based on the score.
  • The EHBH M0 scoring system proved to be more reliable than other existing staging systems in predicting patient prognosis, indicating that patients with higher scores could benefit from adjuvant therapies like transcatheter arterial
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Therapies for patients with unresectable hepatocellular carcinoma (uHCC) are currently popular. Current first-line standard-of-care treatments for uHCC are systematic therapies. However, treatments that combine locoregional therapy with systemic therapy are widely accepted in China and have demonstrated high rates of tumor response and conversion to resection with manageable toxicity.

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Background: Combination treatment with transcatheter arterial chemoembolization (TACE), lenvatinib, and anti-programmed death-1 (anti-PD-1) antibodies (triple therapy) has a high rate of tumor response and converted resection for initially unresectable hepatocellular carcinoma (uHCC) patients. This study aimed to assess the outcomes of salvage surgery in uHCC patients after conversion therapy with triple therapy.

Methods: uHCC patients who met the criteria for hepatectomy after receiving triple therapy as first-line treatment were eligible for inclusion in this study.

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This study aimed to reveal the soil reinforcement by shrub root systems after repeated stress from external forces, such as high winds and runoff, for extended periods in the wind-hydraulic compound erosion zone. Using the widely distributed Shandong mine area soil and water-conserving plant species, Caragana microphylla, Hippophae rhamnoides, and Artemisia ordosica, cyclic loading tests were conducted on taproots of the three plant species (1-5 mm diameter) via a TY8000 servo-type machine to investigate the taproots' tensile properties response to repeated loading-unloading using simulated high wind pulling and runoff scouring. Our study revealed that the tensile force was positively correlated with the root diameter but the tensile strength was negatively correlated under monotonic and cyclic loading of the three plants' taproots.

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Article Synopsis
  • Hepatocellular carcinoma (HCC) with microvascular invasion (MVI) has a high recurrence risk after liver surgery, prompting the exploration of adjuvant immunotherapy like sintilimab.
  • A phase 2 trial involving 198 patients assessed the effectiveness and safety of sintilimab, comparing it to an active surveillance group, with a focus on recurrence-free survival (RFS) and overall survival (OS).
  • Results showed significant improvements in RFS for the sintilimab group (27.7 months) versus active surveillance (15.5 months), with manageable side effects, suggesting promise for immune checkpoint inhibitors in high-risk HCC patients.
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Article Synopsis
  • A study was conducted to assess the effectiveness and safety of combining transcatheter arterial chemoembolization (TACE) with lenvatinib and camrelizumab for treating unresectable hepatocellular carcinoma (uHCC).
  • The research involved 55 patients across nine hospitals in China and measured outcomes like tumor response rate and surgical conversion rate.
  • Results showed a significant overall response rate of 76.4%, with 16.4% achieving complete response, and a notable 43.6% of patients experienced severe treatment-related side effects.
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Background: The long-term prognosis after surgery of patients with hepatocellular carcinoma (HCC) and extrahepatic bile duct tumor thrombus (Ex-BDTT) remains unknown. We aimed to identify the surgical outcomes of patients with HCC and Ex-BDTT.

Methods: A total of 138 patients with Ex-BDTT who underwent hepatectomy with preservation of the extrahepatic bile duct from five large hospitals in China between January 2009 and December 2017 were included.

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Background: This study aimed to determine whether salvage hepatectomy offers prognostic advantages for unresectable hepatocellular carcinoma (uHCC) patients with clinical complete response (cCR) after conversion therapy.

Methods: A total of 74 consecutive uHCC patients with cCR after conversion therapy at seven major cancer centers in China between October 2018 and December 2021 were included. One-to-one propensity score matching (PSM) was performed to minimize the influence of potential confounders.

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Background And Aims: Transcatheter arterial chemoembolization combined with lenvatinib and PD-1 inhibitors (triple therapy) exhibits promising efficacy for unresectable hepatocellular carcinoma (uHCC). We aimed to evaluate the prognosis of patients with uHCC who received triple therapy and develop a prognostic scoring model to identify patients who benefit the most from triple therapy.

Methods: A total of 246 patients with uHCC who received triple therapy at eight centers were included and assigned to the training and validation cohorts.

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Background: Robotic hepatectomy (RH) is currently widely accepted and it is associated with some benefits when compared to open hepatectomy (OH). However, whether such benefits can still be achieved for patients with large hepatocellular carcinoma (HCC) remain unclear. This study aimed to evaluate the short-term and long-term outcomes of patients undergoing RH or OH.

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