Development and validation of a score model for predicting the risk of first esophagogastric variceal hemorrhage and mortality in patients with hepatocellular carcinoma

AIMS

Esophagogastric variceal bleeding, especially first variceal hemorrhage, represents a challenging complication in the management of patients with hepatocellular carcinoma (HCC), and its presence significantly herald poor patient prognosis. The stratification system for the risk of first variceal hemorrhage and mortality has not been validated in patients with HCC. We aimed to develop and validate a simple score for the prediction of initial variceal bleeding and mortality in patients with HCC.

METHODS

This multicenter retrospective-prospective study included HCC patients at three tertiary hospitals in China from January 2016 to December 2023. The bleeding following endoscopy for hepatocellular carcinoma (BFE-HCC) score was constructed by the least absolute contraction and selection operator (LASSO) regression combined with multivariate logistic regression analysis. The performance of the score model was evaluated using the receiver operating characteristic (ROC) curve, the calibration curve, and the decision curve analysis (DCA). Finally, the of the results was further verified in an independent external cohort.

RESULTS

We recruited 351 patients from three centers (median age 56 years, 85.5% male and 83.5% with cirrhosis), 56.6% patients presented high-risk (HR) varices, and 35% patients experienced variceal bleeding. Multivariate logistic analysis revealed that the presence of cirrhosis, a history of acute variceal bleeding (AVB), Child-Pugh score, ALBI score, tumor size and portal vein tumor thrombosis (PVTT) Vp4 were independent predictors of HR varices. The BFE-HCC is composed of six variables: white blood cell count, HR varices, Child-Pugh score, HCC therapy modality, Vp4, and tumor stage. The area under the curve (AUC) of BFE-HCC was 0.82, and the calibration plots and decision curve analysis exhibited outstanding performance compared with the MELD, ALBI, and Child-Pugh scores. In addition, Patients with BFE-HCC ≥ 4 were at increased risk of mortality (P<0.01).

CONCLUSIONS

The BFE-HCC score is hopeful to predict initial variceal bleeding and mortality in patients with HCC, offering a promising tool for prognostic assessment and treatment decisions.

Diagnostic Accuracy of Noninvasive Scores for Fibrotic MASH in a Cohort of Biopsy-proven MASLD Patients With Predominantly High BMI in the Primary Care Setting

Background

Currently, the Fibrosis-4 (FIB-4) and nonalcoholic fatty liver disease fibrosis score (NFS) are used to predict fibrosis and steatosis in patients with or at risk for metabolic dysfunction-associated steatotic liver disease (MASLD). More recently, the fibrotic nonalcoholic steatohepatitis (NASH) index (FNI) and steatosis-associated fibrosis estimator (SAFE) have been created. We have compared the accuracy of these noninvasive scoring systems in MASLD patients.

Methods

This is a retrospective analysis of 244 biopsy-proven MASLD patients from a tertiary health care system. Score performances were determined by calculating the area under the receiver operating characteristic (AUROC) curve with 95% confidence intervals, sensitivity, specificity, negative predictive value (NPV), and positive predictive value (PPV).

Results

About 25 (10.3%) patients had fibrotic metabolic dysfunction-associated steatohepatitis (MASH). The FNI score was best at predicting fibrotic MASH with an AUROC of 0.78, while NFS was the worst at predicting fibrotic NASH with an AUROC of 0.60. In the entire cohort, FNI of 0.33, FIB-4 of 2.67, SAFE >100, and NFS >0.675 had PPVs of 17%, 31%, 17%, and 16%, respectively, and NPVs of 97%, 92%, 96%, and 91%, respectively. Specificity was greatest for FIB4 at 92% and NFS at 86%, whereas the sensitivity was greatest for FNI and SAFE scores at 88% and 80%, respectively.

Conclusion

FNI and SAFE scores have superior diagnostic accuracy for fibrotic MASH compared to other scoring systems. While liver biopsy remains the gold standard diagnostic method, noninvasive scores like FNI, and SAFE scores can be used in everyday clinical practice to assess for fibrotic MASH.

Prediction of the efficacy of first transarterial chemoembolization for advanced hepatocellular carcinoma via a clinical-radiomics model

BACKGROUND

Hepatocellular carcinoma (HCC) is a common tumor with a poor prognosis. Early intervention is essential; thus, good prognostic markers to identify patients who benefit from first transarterial chemoembolization (TACE) are needed.

AIM

To investigate the efficacy of computed tomography (CT) radiomics in predicting the success of the first TACE in patients with advanced HCC and to develop an early prediction model based on clinical radiomics features.

METHODS

Data from 122 patients with advanced HCC treated with TACE were analyzed. Intratumoral and peritumoral areas on arterial and venous CT images were selected to extract radiomic features, which were screened in the training cohort using the minimum redundancy maximum correlation. Then, support vector machines were used to construct the model. To construct a receiver operating characteristic curve, the predictive efficacy of each model was evaluated on the basis of the area under the curve (AUC).

RESULTS

Among the 122 patients, 72 patients were effectively treated via TACE, and in 50 patients, this treatment was ineffective. In the radiomics model, the areas under the curve of the venous phase model were 0.867 (95%CI: 0.790-0.940) in the training cohort and 0.755 (0.600-0.910) in the validation cohort, indicating good predictive efficacy. The multivariate logistic regression results indicated that preoperative alpha-fetoprotein levels (P = 0.01) were a risk factor for TACE. The screened clinical features were combined with the radiomic features to construct a combined model. This combined model had an AUC of 0.92 (0.87-0.95) in the training cohort and 0.815 (0.67-0.95) in the validation cohort.

CONCLUSION

CT radiomics has good value in predicting the efficacy of the first TACE treatment in patients with HCC. The combined model was a better tool for predicting the first TACE efficacy in patients with advanced HCC and could provide an efficient predictive tool to help with the selection of patients for TACE.

Transarterial Chemoembolization: A Consistent and Continuously Evolving Therapy for Hepatocellular Carcinoma

Since its introduction in 1977, transarterial chemoembolization (TACE) has widely been accepted treatment for unresectable intermediate stage hepatocellular carcinoma (HCC). Conventional TACE (c-TACE) uses an emulsion of chemotherapeutic agent and ethiodized oil with subsequent embolization of the feeding artery using gelatin sponge. Drug eluting beads (DEB) were introduced in clinical practice in the 2000s and have since been used as an alternative to c-TACE with better outcomes, especially in larger tumors. Considering the widespread use of TACE in HCC, it is important to revisit the current knowledge and the advances that have developed for better safety and efficacy. This article aims to emphasize on the current knowledge and importance of TACE, touch upon the technical aspects including post-TACE care, response assessment, and discontinuation strategies and highlight the recent advances in the technology, catheters, and embolization particles. Thus, despite a rapid change in treatment algorithms and availability of newer drugs for HCC, TACE will remain an integral part of HCC treatment alone or in combination with other therapies.

Direct-acting antivirals lower mortality and recurrence in HCV-related hepatocellular carcinoma post liver resection: A multicenter international study

BACKGROUND

The impact of treatment on hepatitis C virus with direct-acting antivirals on 90-day postoperative outcomes, overall survival, and recurrence-free survival in patients after liver resection for hepatocellular carcinoma is unknown.

METHODS

We conducted a multicenter retrospective study. Adults who underwent liver resection for hepatitis C virus-related hepatocellular carcinoma between January 2000 and December 2018 were included from 7 international institutions. Groups included direct-acting antiviral treated, non-direct-acting antiviral treated, and untreated hepatitis C virus infection. We used a multivariable model to evaluate the association between receipt of preoperative direct-acting antivirals and 90-day postoperative major complications (Clavien-Dindo class ≥III).

RESULTS

We identified 738 patients, including 206 (28%) direct-acting antiviral treated, 241 (33%) non-direct-acting antiviral treated, and 291 (39%) untreated patients. The sustained virologic response rate was 92% in the direct-acting antiviral and 71% in the non-direct-acting antiviral treatment groups. The median follow-up was 7.6 years (95% confidence interval 6.1, 8.6) after surgery for the entire cohort. Patients who received direct-acting antiviral therapy had better 5-year overall and recurrence-free survival than those without antiviral therapy (adjusted hazard ratio [95% confidence interval]: 0.26 [0.19, 0.35] and 0.52 [0.43, 0.64], respectively). Patients who received direct-acting antiviral therapy had better 5-year overall and recurrence-free survival than those who received non-direct-acting antiviral therapy (adjusted hazard ratio [95% confidence interval]: 0.49 [0.36, 0.66] and 0.78 [0.63, 0.96], respectively). There was no significant association between preoperative direct-acting antiviral therapy and 90-day postoperative major complications (adjusted odds ratio 0.34, 95% confidence interval 0.08, 1.01).

CONCLUSION

Direct-acting antiviral therapy is associated with improved 5-year overall and recurrence-free survival, without significantly increased risk of 90-day postoperative complications, in patients undergoing liver resection for hepatitis C virus-related hepatocellular carcinoma.

Pien Tze Huang plus entecavir improves hepatic fibrosis in Chinese patients with chronic hepatitis B

BACKGROUND

Pien Tze Huang (PTH), a well-established traditional Chinese medicine compound, has exhibited anti-hepatic fibrosis properties both in vitro and in vivo animal models, but the randomized clinical trials to evaluate anti-hepatic fibrosis efficacy of PTH are deficient. Chronic hepatitis B (CHB) is a leading cause of hepatic fibrosis in China. Although antiviral therapies have demonstrated significant effectiveness in arresting the progression of fibrotic disease, complete regression of established fibrosis is limited to only a subset of treated patients.

PURPOSE

To assess the efficacy of PTH in improving hepatic fibrosis in CHB patients.

STUDY DESIGN

We conducted a randomized, double-blind, placebo-controlled clinical trial involving 144 CHB patients with hepatic fibrosis. This study was carried out from September 2020 to April 2023. (Clinical Trials Registration: ChiCTR2000035128) METHODS: CHB patients with an Ishak score of 2-5 points were recruited from ten hospitals across China. Participants were randomized in 1:1 ratio to receive either oral PTH (0.6 g per dose, three times/day) or placebo for 48 weeks, in addition to the standard treatment of entecavir (0.5 mg/day). The primary endpoint was the change in Ishak score. Secondary outcomes included changes in Knodell HAI score, liver stiffness measurement, AST- to -platelet ratio index, Fibrosis-4 index and hepatic function indices.

RESULTS

Of the 144 randomized patients, 142 patients (71 in the PTH group and 71 in the placebo group) were included in the primary analysis. The PTH group exhibited lower Ishak score compared to the control group (2.37 ± 0.94 vs. 2.87 ± 1.04, F = 6.072, p = 0.015). Notably, in treatment-naive patients, the PTH group showed significant improvement in Ishak score post-treatment compared with the control group (2.13 ± 0.72 vs. 2.74 ± 1.07, F = 6.336, p = 0.014). However, no significant changes were observed in these parameters among patients already receiving antiviral therapy.

CONCLUSIONS

The combination of PTH and entecavir demonstrates significant improvement in hepatic fibrosis among CHB patients, especially those who are treatment-naive patients.

Clinical significance of immune cell and biomarker changes in liver cancer

BACKGROUND

Primary liver cancer (PLC) is characterized by high malignancy, rapid disease progression, and persistent high incidence and mortality rates, posing a significant public health challenge worldwide. Early diagnosis and assessment of PLC are of great significance for guiding clinical treatment and improving patient prognosis. Alpha fetoprotein (AFP) and gamma-glutamyl transpeptidase (GGT) are commonly utilized tumor markers for the clinical diagnosis of PLC. They are ideal indicators for the detection of metastasis and recurrence after LC surgery. Nevertheless, not all patients with PLC secrete large amounts of AFP and GGT, which affects the accuracy of evaluating PLC by monitoring these two tumor markers alone. Cluster of differentiation 3 and 161 double-positive natural killer T (CD3⁺CD161⁺NKT) cell subsets are a class of molecules inextricably related to immune function and tumor occurrence and development. This research seeks to explore the clinical significance of CD3⁺CD161⁺NKT cell subsets combined with tumor markers AFP and GGT in the diagnosis of patients with PLC.

AIM

To probe the clinical significance of CD3⁺CD161⁺NKT cell subsets and AFP and GGT changes in the peripheral blood of individuals with PLC.

METHODS

The PLC group comprised 30 patients diagnosed with PLC who were admitted to our hospital between July 2022 and December 2023, whereas the control group consisted of 30 healthy individuals undergoing routine physical examinations at our hospital. Peripheral blood samples were harvested from both cohorts of patients. The levels of CD4⁺NKT, CD8⁺NKT, CD3⁺CD56⁺NKT, CD8⁺CD56⁺NKT, CD3⁺CD161⁺NKT, and CD3^-CD161⁺NKT were measured by flow cytometry. Serum AFP content was determined using a fully automatic immunoassay analyzer, and serum GGT content was ascertained by a fully automatic biochemical analyzer. The diagnostic value of CD3⁺CD161⁺NKT cell subsets and AFP and GGT level alterations for PLC was evaluated by receiver operating characteristic curve analysis.

RESULTS

No significant disparities were observed in the counts of white blood cells, neutrophils, and platelets, as well as the levels of blood urea nitrogen and serum creatinine between the two groups (P > 0.05). Lymphocytes, red blood cells, hemoglobin, total protein, albumin, and globulin were more attenuated in the PLC group than in the control group, while glutamic-pyruvic transaminase, glutamic oxalacetic transaminase, and carcinoembryonic antigen levels were increased in the PLC cohort compared with the control cohort, with statistical significance (P < 0.05). No substantial difference was discovered in peripheral blood CD4⁺NKT, CD8⁺NKT, and CD3⁺CD56⁺NKT cells between the two cohorts (P > 0.05). The percentage of CD8⁺CD56⁺NKT cells (8.35% ± 1.01%), CD3⁺CD161⁺NKT cells (14.36% ± 1.55%), and CD3^-CD161⁺NKT cells (12.08% ± 1.34%) in the PLC group was higher than that in the control group (P < 0.05). The levels of AFP (335.71 ± 20.89 ng/mL) and GGT (136.87 ± 15.62 U/mL) in the PLC cohort were elevated within the PLC cohort compared with the control cohort (P < 0.05). The sensitivity of CD8⁺CD56⁺NKT, CD3⁺CD161⁺NKT, CD3^-CD161⁺NKT, AFP, and GGT alone for diagnosing PLC was 70.00%, 83.33%, 80.00%, 56.67%, and 53.33%, respectively (P < 0.05), with specificity rates of 66.67%, 80.00%, 76.67%, 76.67%, and 66.67%, respectively (P < 0.05). The area under the curve for combined detection was 0.898, with a sensitivity of 86.67% and a specificity of 80.00% (P < 0.05).

CONCLUSION

The levels of CD8⁺CD56⁺NKT, CD3⁺CD161⁺NKT, CD3^-CD161⁺NKT, AFP, and GGT in the peripheral blood of patients with PLC were markedly elevated. The combined detection of these five indicators can improve the sensitivity and specificity of PLC diagnosis, providing solid evidence for the early clinical diagnosis of PLC.

Neutrophil-Lymphocyte Ratio Predicts Overall Survival in Patients With HCC Treated With Durvalumab Plus Tremelimumab

AIM

To investigate the prognostic impact of the neutrophil-to-lymphocyte ratio (NLR) on outcomes in patients with hepatocellular carcinoma (HCC) treated with durvalumab plus tremelimumab (Dur/Tre).

METHODS

A total of 182 patients with HCC who received Dur/Tre were included in the analysis. Univariate and multivariate survival analyses were conducted. Additionally, hazard ratio (HR) spline curve analysis was used to determine the optimal NLR cut-off values for predicting overall survival (OS).

RESULTS

The median progression-free survival (PFS) was 3.5 months (95% confidence interval [CI]: 2.7-4.4), whereas the median OS was not reached (95% CI: 12.1 months-not reached). Multivariate analysis demonstrated that treatment with Dur/Tre as a second-line therapy or beyond was independently associated with worse PFS (HR: 1.819; 95% CI: 1.230-2.688; p = 0.003). Furthermore, an NLR of ≥ 2.56 was identified as an independent predictor of reduced OS (HR: 1.919; 95% CI: 1.033-3.566; p = 0.039). The median OS was not reached (95% CI: 12.3 months-not reached) in patients with an NLR of < 2.56, compared with 12.1 months (95% CI: 9.0 months-not reached) in those with an NLR of ≥ 2.56 (p = 0.016). A Sankey diagram illustrating post-treatment outcomes revealed that a significantly larger proportion of patients with high NLRs did not proceed to subsequent therapies but instead received best supportive care (p = 0.046). Spline curve analysis showed that an NLR range of approximately 2.3-3.0 represents an appropriate cut-off for predicting OS.

CONCLUSIONS

The NLR is a significant prognostic biomarker for OS in patients with HCC treated with Dur/Tre.

Stereotactic body radiation therapy (SBRT) increases anti-PD-1 antitumor activity by enhancing the tumor immune microenvironment in mice with metastatic hepatocellular carcinoma

BACKGROUND

To explore the effect of radiotherapy on anti-pd-1 anti-tumor activity in metastatic hepatocellular carcinoma.

METHODS

Patients with metastatic HCC treated with intensity-modulated radiation therapy (IMRT) in combination with immunotherapy (n = 13) were retrospectively analyzed by comparing its efficacy with that of immunotherapy alone (n = 12) as well as untreated (n = 20) patients with metastatic hepatocellular carcinoma. Animal experiment used mouse hepatocellular carcinoma H22 cell metastatic tumor model and were also divided into a control group, a PD-1 antibody group, an SBRT group, and an SBRT combined with a PD-1 antibody group. SBRT treatment is 8 Gy×3 F. The growth curves of body weight, irradiated tumor (the primary tumor), and non-irradiated tumor (secondary tumor) were plotted for each group of tumor-bearing mice. For this study, we used flow cytometry to examine effector CD8 + T cells expression in both irradiated and non-irradiated tumors, the CD4 + T and CD4+/CD8 + T cells ratio in the spleen, and used enzyme-linked immunosorbent assays (ELISA) to analyze the concentrations of IFN-γ and IL-10 in serum. Tumors were additionally stained with immunohistochemistry Ki-67 and TdT-mediated dUTP nick end labeling (TUNEL). We used hematoxylin-eosin (HE) staining of liver, spleen, lungs, kidneys, and heart to assess the anti-tumor activity of each group of tumor-bearing mice and their tolerance to determine the safety of the approach.

RESULTS

Clinical results: The median survival of IMRT + PD-1 group, PD-1 group, and control group were 17.5 months (95Confidence Interval (CI) 13.2-21.8), 12.5 months (95CI 9.0-16.0), and 5.2 months (95CI 5.5-12.9), respectively (P < 0.001). SBRT combined with PD-1 antibody improved tumor control in both radiated and non-radiated tumors, resulting in a complete cure of the half of mice in animal studies. This was linked to an increased in CD8 + effector T cells infiltration triggered by radiotherapy. HE staining of mice in the SBRT combined with the PD-1 treatment group suggested no damage to the liver, spleen, lungs, kidneys, and heart.

CONCLUSIONS

This study showed that SBRT, while being well-tolerated, significantly increased anti-PD-1 antitumor activity by enhancing the tumor immune microenvironment in mice with metastatic hepatocellular carcinoma without significant toxic side effects.

DISCLAIMER

This manuscript was previously submitted as a preprint only in Experimental Hematology & Oncology and has no conflict of interest with this submission.

Characteristics and outcomes of primary and secondary resistance to immune checkpoint inhibitors in hepatocellular carcinoma

Resistance limits the efficacy and durability of immune checkpoint inhibitors (ICIs) in hepatocellular carcinoma (HCC). Therefore, we conducted a retrospective cohort study to investigate the outcomes and characteristics of HCC patients with resistance to immunotherapy. Patients with HCC who have received ICIs at Eastern Hepatobiliary Surgery Hospital between 2016 and 2021 were retrospectively screened and divided into primary resistance, secondary resistance, and durable response group. Time to progression (TTP), overall survival (OS), subsequent management and post-progression survival (PPS) were analyzed. Of 496 patients included, 229 (46.2%) and 141 (28.4%) patients developed primary and secondary resistance, and 126 (25.4%) patients achieved a durable response, the median TTP was 2.83 [2.56-3.09] months, 11.93 [10.45-13.40] months, and not reached, respectively, whereas the median OS was 12.83 [10.36-15.30] months, 31.53 [28.09-34.97] and not reached, respectively. Multivariate logistic regression revealed that Child-Pugh score, BCLC stage, and combined systemic therapies (ICI plus bevacizumab or lenvatinib versus ICI monotherapy) were independently associated with primary resistance, and only combined systemic therapies (ICI plus bevacizumab versus ICI monotherapy) were independently associated with secondary resistance. AFP levels were independently associated with PPS in patients with primary resistance, while post-progression therapies (ICI-based therapies versus others) were independently associated with PPS in patients with resistance. The risk of resistance was notably lower in patients receiving the combination of ICI plus bevacizumab. High AFP levels were associated with the survival of patients with primary resistance. ICI-based maintenance therapy after resistance may provide a significant survival advantage for HCC patients.

Therapeutic Sequences of Systemic Therapy After Atezolizumab Plus Bevacizumab for Hepatocellular Carcinoma: Real-World Analysis of the IMMUreal Cohort

BACKGROUND

The introduction of several new systemic therapies in recent years has significantly altered the treatment landscape for advanced hepatocellular carcinoma. However, while the approval of the combination of atezolizumab and bevacizumab as the preferred first-line therapy over sorafenib represents progress, it has also raised uncertainties regarding optimal treatment sequencing for advanced disease.

AIMS

This study evaluates the sequential treatment of hepatocellular carcinoma following therapy with atezolizumab and bevacizumab, providing evidence from a prospective real-world cohort.

METHODS

Data were derived from the ongoing IMMUreal cohort, which investigates immunotherapy in hepatocellular carcinoma across two tertiary centres in Bavaria. A total of 124 patients treated with atezolizumab and bevacizumab as first-line therapy between June 2020 and December 2023 were analysed. Feasibility, treatment patterns, and outcomes of sequential therapy were assessed, with a focus on defined prognostic subgroups.

RESULTS

The median overall survival under real-world conditions was 19.8 months. Less than half of the patients (41.2%) proceeded to second-line therapy, and only 19.2% were eligible for third-line treatment. This decline in treatment eligibility corresponded to a marked reduction in therapy duration and progressive deterioration in liver function, as indicated by Albumin-Bilirubin and Child-Pugh scores. While patients with worse baseline liver function, such as patients with Child-Pugh B or ALBI > 1, had a significantly lower probability of transitioning to 2nd line therapy, no significant association was found between the number of treatment lines and factors such as liver cirrhosis, poor physical condition, extrahepatic disease, or macrovascular invasion.

CONCLUSIONS

Sequential therapy following atezolizumab and bevacizumab is feasible only for selected patients. However, preserving liver function seems crucial to optimising multi-line therapy and improving outcomes in advanced hepatocellular carcinoma.

Brain Age Gap Associations with Body Composition and Metabolic Indices in an Asian Cohort: An MRI-Based Study

BACKGROUND

Global aging raises concerns about cognitive health, metabolic disorders, and sarcopenia. Prevention of reversible decline and diseases in middle-aged individuals is essential for promoting healthy aging. We hypothesize that changes in body composition, specifically muscle mass and visceral fat, and metabolic indices are associated with accelerated brain aging. To explore these relationships, we employed a brain age model to investigate the links between the brain age gap (BAG), body composition, and metabolic markers.

METHODS

Using T1-weighted anatomical brain MRIs, we developed a machine learning model to predict brain age from gray matter features, trained on 2,675 healthy individuals aged 18-92 years. This model was then applied to a separate cohort of 458 Taiwanese adults (57.8 years ± 11.6; 280 men) to assess associations between BAG, body composition quantified by MRI, and metabolic markers.

RESULTS

Our model demonstrated reliable generalizability for predicting individual age in the clinical dataset (MAE = 6.11 years, r = 0.900). Key findings included significant correlations between larger BAG and reduced total abdominal muscle area (r = -0.146, p = 0.018), lower BMI-adjusted skeletal muscle indices, (r = -0.134, p = 0.030), increased systemic inflammation, as indicated by high-sensitivity C-reactive protein levels (r = 0.121, p = 0.048), and elevated fasting glucose levels (r = 0.149, p = 0.020).

CONCLUSIONS

Our findings confirm that muscle mass and metabolic health decline are associated with accelerated brain aging. Interventions to improve muscle health and metabolic control may mitigate adverse effects of brain aging, supporting healthier aging trajectories.

CCL19/MIP-3β as a key mediator in the production of anti-GPIIb/IIIa antibody-producing B cells in patients with chronic hepatitis C

The roles of specific cytokines and chemokines in modulating the production of anti-GPIIb/IIIa antibody-producing B cells remain poorly understood. We aimed to assess key mediators that influence the number of anti-glycoprotein (GP) IIb/IIIa antibody-producing B cells in patients with hepatitis C virus (HCV). This study used a subset of a previously reported cohort in Japan. We first evaluated the number of anti-GPIIb/IIIa antibody-producing B cells using an enzyme-linked immunospot assay in samples from 22 patients who received direct-acting antivirals (DAA)-based therapy and achieved a sustained virological response (SVR). To identify the key mediators, we then analyzed levels of cytokines, chemokines, and inflammation markers in serum samples obtained from the same cohort using Bio-Plex Multiplex Immunoassays. The analysis revealed a significant correlation between the frequency of anti-GPIIb/IIIa antibody-producing B cells and CCL19/macrophage inflammatory protein-3 beta (MIP-3β) (r = 0.590, p = 0.006). After DAA treatment for HCV, both the frequency of these B cells and the levels of CCL19/MIP-3β significantly decreased. Furthermore, the frequency of anti-GPIIb/IIIa antibody-producing B cells and levels of CCL19/MIP-3β were significantly higher in the thrombocytopenia group compared to the non-thrombocytopenia group (p = 0.001 and p = 0.029, respectively). These results suggest that CCL19/MIP-3β may be a key mediator in the production of anti-GPIIb/IIIa antibody-producing B cells in patients with HCV.

3D assessment of skeletal muscle and adipose tissue for prognosis of hepatocellular carcinoma: A multicenter cohort study

BACKGROUND

Changes in protein and lipid metabolism could provide additional prognostic information for hepatocellular carcinoma (HCC).This study aimed to explore whether 3D automatic assessment of skeletal muscle and adipose tissue can contribute to the precise prognosis for HCC.

METHODS

The data of 458 HCC patients from 6 hospitals were divided into training and external validation datasets. Preoperative CT Images were used for this study. First, we tested the stability of the 2D factors. Second, we tested whether standardization for volume assessment was necessary. Third, we compared the clinical (ModelC), skeletal muscle and adipose tissue (ModelNSA), and combined (ModelC-NSA) models by discrimination and calibration to identify the optimal model. Subgroup analysis was performed for the optimal model.

RESULTS

For the 16 2D factors, 13 factors were statistically different among the three 2D slices. Standardization of the volume factors was necessary. Among the three models, ModelC-NSA had a higher area under the curve [AUC] than ModelC and ModelNSA, both in the training dataset (0.809 vs. 0.649 vs. 0.797) and the validation dataset (0.770 vs. 0.718 vs. 0.719). For calibration, the performance of ModelC-NSA was similar to those of ModelC and ModelNSA. The performance of ModelC-NSA was not influenced by age (P = 0.753), sex (P = 0.781), treatments (P = 0.504), Barcelona Clinic Liver Cancer stage (P = 0.913), or Child-Pugh class (P = 0.580).

CONCLUSIONS

Compared to 2D evaluation, 3D assessment is more stable. 3D automatic assessment of skeletal muscle and adipose tissue can accurately predict progression in patients with HCC.

Immunosenescence and immunotherapy in elderly patients with hepatocellular carcinoma

Liver cancer, more specifically hepatocellular carcinoma (HCC), is a global health issue and one of the dominant causes of cancer death around the world. In the past few decades, remarkable advances have been achieved in the systemic therapy of HCC. Immune checkpoint inhibitors (ICIs) have become a therapy mainstay for advanced HCC and have shown promise in the neoadjuvant therapy before resection. Despite these significant advancements, the compositions and functions of the immune system occur various alterations with age, called "immunosenescence", which may affect the antitumor effects and safety of ICIs, thus raising concerns that immunosenescence may impair elderly patients' response to ICIs. Therefore, it is important to learn more about the immunosenescence characteristics of elderly patients. However, the real-world elderly HCC patients may be not accurately represented by the elderly patients included in the clinical trials, affecting the generalizability of the efficacy and safety profiles from the clinical trials to the real-world elderly patients. This review summarizes the characteristics of immunosenescence and its influence on HCC progression and immunotherapy efficacy as well as provides the latest progress in ICIs available for HCC and discusses their treatment efficacy and safety on elderly patients. In the future, more studies are needed to clarify the mechanisms of immunosenescence in HCC, and to find sensitive screening tools or biomarkers to identify the patients who may benefit from ICIs.

Comparative efficacy and safety of pharmacologic therapies for metabolic dysfunction-associated steatotic liver disease over 24 weeks in reducing liver steatosis and fibrosis: A network meta-analysis

AIMS

Metabolic-associated steatotic liver disease (MASLD) is a prevalent chronic liver condition associated with significant morbidity and mortality. Effective pharmacological interventions targeting liver steatosis and fibrosis are essential to improving patient outcomes. This study aims to systematically compare the efficacy and safety of various pharmacologic therapies for MASLD over 24 weeks using a comprehensive network meta-analysis.

MATERIALS AND METHODS

A systematic review and network meta-analysis were conducted on randomized controlled trials (RCTs) evaluating pharmacologic treatments for MASLD. The primary outcomes were changes in liver steatosis (measured by magnetic resonance imaging proton density fat fraction) and fibrosis (measured by magnetic resonance elastography-derived liver stiffness measurement), with safety assessed through adverse events. A Bayesian framework was employed to integrate and compare data across treatments, generating rankings for efficacy and safety.

RESULTS

A systematic search was conducted across databases, identifying 23 RCTs from 10 144 initial records. For steatosis reduction, resmetirom showed the most significant improvement (mean difference: -3.86, 95% confidence interval [CI]: -7.33 to -0.39) compared with placebo. In terms of fibrosis improvement, pegozafermin demonstrated the greatest effect (-4.85, 95% CI: -5.50 to -4.19). Most treatments showed acceptable safety profiles, with efruxifermin showing slightly higher adverse events (0.32, 95% CI: 0.06-0.70) compared with placebo.

CONCLUSIONS

This comprehensive network meta-analysis demonstrates the varying efficacy of pharmacologic interventions for MASLD, with resmetirom and pegozafermin emerging as particularly promising treatments for steatosis and fibrosis, respectively. While most treatments exhibited favourable safety profiles, careful monitoring is warranted, particularly with efruxifermin due to its slightly elevated adverse event profile. These findings provide valuable evidence to guide clinical decision-making in MASLD management, though longer-term studies are needed to confirm the durability of these therapeutic effects and further establish safety profiles.

Proposal of discontinuation criteria of atezolizumab plus bevacizumab after curative conversion therapy for unresectable early-to-intermediate-stage hepatocellular carcinoma: a multicenter proof-of-concept study

BACKGROUND

Achieving complete response (CR) is a desirable goal in early-to-intermediate-stage hepatocellular carcinoma (HCC). While systemic and locoregional therapies show promise, optimal drug discontinuation criteria remain unclear. This study aims to investigate drug-off criteria for atezolizumab plus bevacizumab as a proof-of-concept study.

METHODS

This retrospective multicenter study included child-pugh class A patients with unresectable HCC without extrahepatic spread or macrovascular invasion who received atezolizumab plus bevacizumab as first-line therapy. Modified clinical CR (mCCR) was defined as CR per mRECIST with sustained normal alpha-fetoprotein (AFP) levels (< 10.0 ng/dl). Recurrence-free survival (RFS) and overall survival (OS) were analyzed based on the "drug-off" criteria defined by following: (1) mRECIST CR with locoregional therapies, (2) sustained normalization of AFP/AFP-L3/ des-gamma-carboxy prothrombin (DCP) for 12-24 weeks, and (3) complete tumor vascularity disappearance by contrast-enhanced ultrasonography (CEUS) or pathological curative resection.

RESULTS

The median follow-up was 16.5 months (95% CI 15.2-17.8). Among 51 patients achieving mCCR, 11 underwent surgery, with pathological CR in three cases. In contrast, viable lesions were observed in 7 of 40 cases assessed using CEUS. All patients meeting the drug-off criteria (n = 9) showed no recurrence and none of them experienced mortality, while 45.2% (19/42) of those not meeting the criteria experienced recurrence (median RFS: 12.8 months, p = 0.007). The median OS was not reached in dug-off criteria met patients (n = 9), 37.7 months (95% CI: NA) in non-criteria met patients (n = 42), and 27.1 months (95% CI 16.7-37.6) in non-mCCR patients (n = 184) (p < 0.001).

CONCLUSION

In patients with unresectable and TACE-unsuitable early-to-intermediate-stage HCC who met the drug-off criteria, significantly improved RFS and OS were observed compared those who did not meet the criteria. However, further validation studies are required to confirm the utility of the criteria.

Chronological change of gallbladder fossa nodularity in the liver as observed in patients with alcoholic liver disease: cross-sectional and longitudinal observation

PURPOSE

To confirm the concept that gallbladder fossa nodularity (GBFN) as observe in patients with alcoholic liver disease (ALD) develops in a biphasic fashion as the cirrhotic process progresses, by clarifying the sequential or chronological change of GBFN both in cross-sectional and longitudinal analyses.

MATERIALS AND METHODS

We retrospectively recruited 52 ALD patients who had both quadruple phase CT and gadoxetate-enhanced MRI (EOB-MRI) within 6 months between 2013 and 2020, and GBFN were morphologically classified into grades 0-3, as previously described. As a cross-sectional study, correlation coefficients (rho values) between mALBI grades and GBFN grades were compared for monophasic vs biphasic models. Biphasic models were defined based on the median values of liver stiffness as measured by MR elastography and extracellular volume fraction as calculated from CT data. Similar analysis was done for GBFN signal intensity on hepatobiliary phase of EOB-MRI (HBP-SI). As a longitudinal study, we recruited patients for whom at least 3-year follow-up of GBFN were available using any CT or MR imaging examination.

RESULTS

As for cross-sectional study, the rho values for the biphasic model were significantly larger than those for the monophasic model, both for GBFN grades and HBP-SI (p < 0.01). As for the longitudinal study, 10 patients were available, 6 of whom showed downgrading of GBFN as the cirrhotic change progressed.

CONCLUSION

Our cross sectional and longitudinal analyses suggested GBFN would develop in a biphasic pattern both on morphology and HBP-SI as the cirrhotic process progresses.

Potential of the albumin-bilirubin score to predict the hepatic parenchymal contrast enhancement in the portal phase of abdominal dynamic contrast-enhanced multi-detector computed tomography in patients with liver cirrhosis

The albumin-bilirubin (ALBI) score was recently used to predict hepatic reserve. This score is a continuous variable that is used to determine cutoff values and is easily calculated from albumin and bilirubin levels alone. Thus, we aimed to investigate whether the ALBI score could predict a decreased hepatic parenchymal contrast enhancement (HPCE) during the portal phase of dynamic multi-detector computed tomography in patients with liver cirrhosis (LC). We retrospectively investigated Pearson's correlation between the HPCE and ALBI score in 26 patients diagnosed with liver cirrhosis. We classified the patients into those with HPCE < 50 HU or ≥ 50 HU and investigated whether the ALBI score differed significantly between these two groups. Furthermore, we used receiver operating characteristic curve analysis to determine the appropriate cutoff value of ALBI score for predicting LC patients with HPCE < 50 HU and ascertained the related area under the curve (AUC), sensitivity, and specificity. The HPCE and ALBI score correlated significantly (r = -0.496, P = 0.0098). The ALBI score differed significantly between groups with HPCE < 50 HU and ≥ 50 HU (P = 0.0012). The cutoff value of the ALBI score for detecting LC patients with HPCE < 50 HU was -2.14, with an AUC, sensitivity, and specificity of 0.906, 83%, and 87%, respectively. In conclusion, the ALBI score is related to the HPCE during the portal phase in LC patients, and a cutoff value of ALBI score of -2.14 can predict the HPCE < 50 HU in LC patients.

The present and the future of immunotherapy in hepatocellular carcinoma and biliary tract cancers

Hepatobiliary malignancies encompass a spectrum of invasive carcinomas arising in the liver [hepatocellular carcinoma (HCC), bile ducts [intrahepatic cholangiocarcinoma (ICC), and extrahepatic cholangiocarcinoma (EHC)] and the gallbladder. These malignancies represent a growing global health burden, with rising incidence and mortality rates and their overall prognosis remains poor because many patients present with advanced unresectable disease at diagnosis. In recent years, significant advancements in understanding HCC immunogenicity have reshaped the therapeutic scenario of advanced HCC with the immunotherapy revolutionizing the current HCC treatment landscape and patients' prognosis. Moreover, the addition of immunotherapy to chemotherapy has recently established a new standard of care first-line treatment for patients with biliary tract cancers (BTCs) who had historically few therapeutic options. Currently, immunotherapy and immune checkpoint inhibitor (ICI)-based regimens stand as a valuable and practice-changing options in both HCC and BTC management. The mounting recent evidence supporting immunotherapy's survival benefit demands clinicians to stay updated with a rapidly evolving treatment landscape as well as gain knowledge about patient selection, response rate compared with other systemic treatments and immune-mediated adverse events (imAEs) management. A panel of international Experts, comprising hepatologists and oncologists, gathered to explore the challenges in effectively integrating immunotherapy in routine clinical practice. The aim of this review is to present the Experts' insights to inform treatment choice in HCC and BTC with a special emphasis on the role of currently available ICI-based therapies in shifting treatment paradigms and potentially reversing the natural course of these two deadly malignancies.

Comparison Analysis of Lenvatinib Plus Transcatheter Arterial Chemoembolization Versus Atezolizumab Plus Bevacizumab as First-Line Therapy for Intermediate-Stage Hepatocellular Carcinoma Beyond the Up-to-Seven Criteria

BACKGROUND AND AIM

This study aimed to compare the therapeutic effects and safety of lenvatinib (LEN) plus transcatheter arterial chemoembolization (LEN-TACE) and atezolizumab plus bevacizumab (Atez/Bev) as the first-line therapies in patients with intermediate-stage hepatocellular carcinoma (HCC) beyond the up-to-seven criteria.

METHODS

We enrolled 768 patients with HCC treated with first-line systemic therapy, and 154 patients were enrolled and categorized into either the LEN-TACE therapy (n = 42) or Atez/Bev (n = 112) groups. After propensity score matching (PSM), 72 patients (LEN-TACE group, n = 36; Atez/Bev group, n = 36) were analyzed.

RESULTS

After PSM, the median progression-free survival showed no significant differences between the LEN-TACE and Atez/Bev groups (8.5 [95% confidence interval (CI): 6.1-10.7] months vs. 8.6 (95% CI: 5.3-12.1) months, respectively; p = 0.973). Regarding median overall survival (OS), no significant differences were noted between the LEN-TACE and Atez/Bev groups (37.3 [95% CI: 31.2-60.2] months vs. 32.4 (95% CI: 19.5-NE) months, respectively; p = 0.183). Regarding adverse events (AEs) of grade ≥ 3, no significant difference was observed between the two groups. Multivariate analysis revealed that the ALBI grade 1 and low AFP levels were independent factors for OS.

CONCLUSION

LEN-TACE therapy may be one of the effective treatment strategies in intermediate-stage HCC patients beyond the up-to-seven criteria.

Identification of transarterial chemoembolization candidates in advanced hepatocellular carcinoma patients classified solely by performance status 1: a multicenter retrospective study

The Barcelona Clinic Liver Cancer (BCLC) advanced stage of hepatocellular carcinoma (HCC) includes a heterogeneous population, and new patient-tailored therapeutic indications are needed. Emerging evidence suggest that patients in this stage with mild tumor-related symptoms may benefit from more aggressive treatments including transarterial chemoembolization (TACE) and obtain better outcomes. This study aimed to investigate the effects of TACE on HCC patients with mild tumor-related symptoms and risk-stratify them for selecting potential candidates for TACE. We retrospectively collected data from 745 patients with liver-confined HCC undergoing TACE at 15 different centers from January 2015 to November 2022. The prognostic abilities of performance status (PS score of 0 vs. 1) were separately evaluated in high- and low-risk groups using the Hepatoma Arterial-embolization Prognostic (HAP) scoring model and its variants. PS1 remained an independent prognostic factor for overall survival (OS) in the whole cohort (P = 0.035). Interestingly, it lost its prognostic value for patients in low-risk groups (grade A + B) in all the four HAP models. This population with PS1 alone achieved similar OS to their counterparts with PS0. Risk stratification based on HAP scoring models could discriminate potential candidates from HCC patients in BCLC-C stage with PS1 alone. These patients could be classified into BCLC-B stage and benefit from TACE treatment.

Transarterial chemoembolization plus apatinib for unresectable hepatocellular carcinoma: a multicenter, randomized, open-label, phase III trial

BACKGROUND

This study aimed to assess the efficacy and safety of transarterial chemoembolization (TACE) in combination with apatinib (TACE-apatinib) for patients with unresectable hepatocellular carcinoma (HCC).

METHODS

This study was a multicenter, randomized, open-label, prospective, phase III trial. Patients with unresectable HCC were randomly assigned in a 1:1 ratio to receive either TACE-apatinib or TACE-alone treatment. Patients in the TACE-apatinib group began with a dosage of 500 mg/day of oral apatinib administered 4 days after the first TACE. The primary endpoint of this study was progression-free survival (PFS). The secondary endpoints included overall survival (OS), objective response rate (ORR), disease control rate (DCR), time to untreatable (unTACEable) progression (TTUP), and safety assessment.

RESULTS

From November 1, 2018 to November 18, 2021, a total of 196 patients were randomly assigned to either the TACE-apatinib (n = 86) or TACE-alone (n = 92) group. The median PFS in the TACE-apatinib group was significantly longer than that of in the TACE-alone group (6.1 months vs. 3.4 months, p < 0.0001). The median OS was significantly prolonged in the TACE-apatinib group compared to the TACE-alone group (28.9 months vs. 24.0 months, p = 0.0005). The median TTUP in the TACE-apatinib group was 26.8 months, which was significantly longer than that of 20.1 months in the TACE-alone group (p = 0.0003). A significantly higher ORR and DCR were observed in the TACE-apatinib group compared to the TACE-alone group (ORR: 58.1% vs. 31.5%, p < 0.001; DCR: 87.2% vs. 69.6%, p = 0.004). Most of the treatment-related adverse events were grades 1-2, and no treatment-related deaths were observed.

CONCLUSIONS

Apatinib significantly improved the treatment effects of TACE for patients with unresectable HCC. TACE-apatinib could serve as a promising treatment option for this patient population, offering notable survival benefits while maintaining an acceptable safety profile.

TRIAL REGISTRATION

Chinese Clinical Trial Register, No. ChiCTR1800018621.

Lenvatinib Is Highly Effective in Patients with Hepatocellular Carcinoma Related to Both Metabolic Dysfunction-Associated Steatohepatitis and Alcoholic Etiology: A Propensity Score Analysis

Background and aims: Metabolic dysfunction-associated steatotic liver disease (MASLD)-related hepatocellular carcinoma (HCC) may have distinct biological characteristics influencing systemic treatment response. However, the prognostic impact of MASLD vs. alcohol-related HCC in patients receiving lenvatinib remains unclear. This study aimed to assess lenvatinib's effectiveness and safety in these populations. Methods: A multicenter cohort of 378 HCC patients treated with lenvatinib (2019-2024) was analyzed. Propensity score matching was performed based on age, sex, tumoral stage, alpha-fetoprotein levels and Child-Pugh class. Survival was estimated using Kaplan-Meier analysis and compared with the log-rank test. Results were expressed as HR and 95% CI. Results: After matching, 115 patients per group were compared. Median OS was 21 months (95% CI: 20-23) in the group with metabolic dysfunction-associated steatohepatitis (MASH) and 19 months (95% CI: 18-21) in the group with alcohol etiology (p = 0.18). In multivariate analysis, only Child-Pugh class (HR 2.67, 95% CI: 1.84-5.41) and tumor stage (HR 2.18, 95% CI: 1.57-6.93) resulted as significant predictors of OS. Median PFS was 9 months (95% CI: 8-9) in patients with MASH and 9 months (95% CI: 7-10) in patients with alcohol etiology (p = 0.33). Only the Child-Pugh class was a significant predictor of PFS in univariate analysis (HR 1.56, 95% CI: 1.15-3.41; p = 0.03). No difference in terms of adverse event rate was observed between the two groups. Conclusions: Lenvatinib is effective in patients with both MASH- and alcohol-related HCC, with no difference in oncological outcomes between the two groups.

A novel approach to evaluate the therapeutic efficacy of durvalumab and tremelimumab combination therapy in hepatocellular carcinoma

AIM

This study aimed to evaluate the efficacy of durvalumab + tremelimumab (Dur + Tre) in real-world clinical practice, characterize "stable disease (SD)," and identify SD responders (SD-R) who benefit from Dur + Tre treatment.

METHODS

This multicenter observational study included 212 patients with unresectable hepatocellular carcinoma (u-HCC) treated with Dur + Tre between March 2023 and November 2024. The patients were categorized into 95 first-line and 117 later-line cases, respectively. Sequential cutoff points for depth of response (DOR) and progression-free survival (PFS) were tested to identify subgroups with survival outcomes comparable to those of responders.

RESULTS

Disease control rate (DCR) and PFS were significantly better in the first-line setting for both response evaluation criteria in solid tumors (RECIST) and modified RECIST (mRECIST) criteria. Patients who achieved PFS of ≥84 days or RECIST DOR of ≤-10% were classified as SD-R, as they had long-term survival outcomes similar to those with PR or CR. Furthermore, the CR + PR + SD-R group had significantly better survival outcomes than the other groups (p < 0.01), and multivariate analysis confirmed that SD-R was an independent prognostic factor with the strongest impact on survival outcomes (hazard ratio = 0.11).

CONCLUSIONS

In real-world clinical practice, Dur + Tre is highly effective as a first-line treatment for u-HCC. Additionally, patients with SD who met the SD-R criteria (PFS ≥84 days or RECIST DOR ≤-10%) showed survival outcomes comparable to those of patients with PR or CR. These findings may help identify patients who are most likely to benefit from treatment and improve their prognoses.

Analysis of the efficacy of splenic artery superselective embolization in cirrhosis with hepatocellular carcinoma

BACKGROUND

To explore the safety and effectiveness of partial splenic embolization (PSE) in patients with hypersplenism and hepatocellular carcinoma (HCC) and to compare the efficacy of superselective and non-superselective embolization of splenic artery branches.

PROCEDURE

We retrospectively analyzed 64 patients with HCC who underwent PSE between August 2020 and December 2022. The patients were categorized into two groups based on different treatment plans: Group A (n=33) underwent superselective embolization and Group B (n=31) underwent non-superselective embolization of the splenic artery branches. The safety and effectiveness of the two methods were evaluated along with changes in peripheral blood cells [mainly white blood cells (WBC) and red blood cells (RBC)] and platelet (PLT) counts at different time points after PSE. Postoperative adverse events were also compared between the two groups.

RESULTS

The technical success rate was 100% for both procedures. The PLT and WBC counts of the two groups significantly increased one week after PSE (P<0.05), and there was no statistically significant difference in the RBC count changes. At follow-up (4, 16, and 24 weeks), the PLT and WBC counts remained consistent at levels which were significantly different from those before PSE (P<0.05). However, the RBC counts were not significantly different (P>0.05). An independent sample t-test was used to compare the differences in blood counts between the two groups at the same time point. There were no statistically significant differences in PLT, WBC, and RBC counts between Group A and Group B at any time point after PSE (P>0.05). The incidence of fever and pain in Group B was significantly higher than that in Group A (P<0.05).

CONCLUSION

Partial splenic artery embolization is a safe and effective treatment option for hypersplenism. Both splenic artery branch superselective and non-superselective embolization strategies demonstrated comparable outcomes. However, superselective embolization exhibited a lower incidence of postprocedural complications than non-superselective embolization.

Sarcopenia and frailty: An in-depth analysis of the pathophysiology and effect on liver transplant candidates

Cirrhosis represents the end stage of chronic liver disease, significantly reducing life expectancy as it progresses from a compensated to a decompensated state, leading to serious complications. Recent improvements in medical treatment have created a shift in cirrhosis management. Various causes, including hepatitis viruses, alcohol consumption, and fatty liver disease, contribute to cirrhosis and are closely linked to liver cancer. The disease develops through hepatocyte necrosis and regeneration, resulting in fibrosis and sinusoidal capillarization, leading to portal hypertension and complications such as ascites, hepatic encephalopathy, and organ dysfunction. Cirrhosis also holds an increased risk of hepatocellular carcinoma. Diagnosing cirrhosis involves assessing fibrosis scores through blood tests and measuring liver stiffness through elastography. Liver transplantation is the definitive treatment for end-stage liver disease and acute liver failure.

Relationship between skeletal muscle mass and prognosis in patients with liver cancer receiving targeted therapy: A meta-analysis

BACKGROUND

Many studies have found that sarcopenia is related to the survival of patients with liver cancer, which may lead to worse prognosis.

AIM

To investigate the relationship between skeletal muscle mass and prognosis in patients with liver cancer receiving targeted therapy by meta-analysis.

METHODS

PubMed, Embase, Cochrane Library, and Web of Science were searched for clinical studies on the relationship between skeletal muscle index (SMI) and the prognosis of patients with liver cancer receiving targeted therapy from inception to March 1, 2022. Meta-analysis and sensitivity analysis of the data were performed using Stata 16.0 software.

RESULTS

A total of 6877 studies were searched, and finally 12 articles with 1715 cases were included. Meta-analysis result of 8 articles showed that compared with non-low SMI group, the overall survival (OS) of patients with liver cancer in the low SMI group was significantly shorter (hazard ratio = 1.60, 95% confidence interval: 1.44-1.77, P = 0.000). Meta-analysis result of 4 articles showed that, compared with low SMI group, patients in the non-low SMI group had longer OS (hazard ratio = 0.59, 95% confidence interval: 0.38-0.91, P = 0.018).

CONCLUSION

Skeletal muscle mass is positively correlated with OS in patients with liver cancer receiving targeted therapy.

Micro-Nano Convergence-Driven Radiotheranostic Revolution in Hepatocellular Carcinoma

Radiotherapy, as an important means of treating hepatocellular carcinoma (HCC), has shown unique therapeutic advantages, especially in patients who are unable to undergo surgery or transplantation. It mainly includes external radiotherapy, transarterial radioembolization and intratumoral radioactive particle implantation. However, under the influence of factors such as the hypoxic characteristics of the liver tumor microenvironment and the radioresistance of tumor cells, the effect of radiotherapy may be unstable and may cause side effects, affecting the quality of life of patients. In recent years, with the development of nanotechnology, drug delivery systems based on micro-nanomaterials have provided new solutions for improving the effect of radiotherapy for HCC. Despite this, the application of micro-nano drug delivery systems in the treatment of HCC still faces some challenges, mainly including the in vivo safety and in vivo metabolism of micro-nano materials. This article reviews the latest progress of micro-nano materials in the treatment of HCC, especially their application in radiosensitization and their clinical translation potential. This article systematically analyzes the role of micro-nanomaterials in external or internal radiotherapy sensitization and radioimmunotherapy and explores the advantages of micro-nanomaterials in improving the treatment effect of HCC.

Distribution, Characteristics, and Natural History of Diverse Types of Indeterminate Chronic Hepatitis B: A REAL-B Study

BACKGROUND AND AIMS

Chronic hepatitis B (CHB) with indeterminate phase comprises a heterogeneous group of patients. We determined the prevalence of indeterminate CHB overall and characterised novel types and phase transition probabilities of novel types of indeterminate CHB.

METHODS

CHB patients were enrolled retrospectively from 24 centres (9 countries/regions). Indeterminate phase was defined based on the AASLD 2018 guidance.

RESULTS

The cohort included 8375 patients with a mean age of 45.0 ± 13.7 years, 22.5% HBeAg-positive, and median ALT and HBV DNA of 30 U/L and 4.3 ± 2.2 log10IU/mL, respectively. Of the total cohort, half (47.2%) were in the indeterminate phase; and of these, the most prevalent group among HBeAg-positive patients was Type 2 (ALT 1-2 × ULN, HBV DNA≥ 20,000 IU/mL; 12.6%), while in HBeAg-negative patients it was Type 6 (ALT

CONCLUSIONS

Indeterminate CHB can be classified into 10 types, with the most prevalent type being those with HBeAg-negative, HBV DNA ≥ 2000 IU/mL and ALT Collapse

Key Words

• HBV
• grey zone
• longitudinal
• long‐term follow‐up
• phase transition
• prevalence

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Affiliation(s)

Rui Huang Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA Department of Infectious Disease, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing, Jiangsu, China Institute of Viruses and Infectious Diseases, Nanjing University, Nanjing, China
Ai-Thien Do Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA Digestive Health Associates of Texas, Dallas, Texas, USA The University of North Texas Health Science Center at Fort Worth, Fort Worth, Texas, USA
Hidenori Toyoda Department of Gastroenterology and Hepatology, Ogaki Municipal Hospital, Ogaki, Japan
Jie Li Department of Infectious Disease, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing, Jiangsu, China Institute of Viruses and Infectious Diseases, Nanjing University, Nanjing, China
Satoshi Yasuda Department of Gastroenterology and Hepatology, Ogaki Municipal Hospital, Ogaki, Japan
Pei-Chien Tsai Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan
Ming-Lun Yeh Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Huy Trinh San Jose Gastroenterology, San Jose, California, USA
Angela Chau Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA Weill Cornell Medical College, New York, New York, USA
Daniel Q Huang Division of Gastroenterology and Hepatology, National University Hospital, Singapore, Singapore Department of Medicine, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore
Eiichi Ogawa Department of General Internal Medicine, Kyushu University Hospital, Fukuoka, Japan
Takanori Ito Department of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan
Ritsuzo Kozuka Department of Hepatology, Osaka Metropolitan University Graduate School of Medicine, Osaka, Japan
Masanori Atsukawa Division of Gastroenterology and Hepatology, Nippon Medical School, Tokyo, Japan
Sebastián Marciano Liver Unit Hospital Italiano de Buenos Aires, Buenos Aires, Argentina
Takashi Honda Department of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan
Tsunamasa Watanabe Division of Gastroenterology and Hepatology, St. Marianna University School of Medicine, Kawasaki, Japan
Norio Itokawa Division of Gastroenterology and Hepatology, Nippon Medical School, Tokyo, Japan
Carmen Monica Preda Department of Gastroenterology and Hepatology, Clinic Fundeni Institute, University of Medicine and Pharmacy "Carol Davila", Romania
Cheng-Hao Tseng Division of Gastroenterology and Hepatology, Department of Internal Medicine, E-Da Cancer Hospital/I-Shou University, Kaohsiung, Taiwan
Ana Barreira Liver Unit, Hospital Universitari Valle D'hebron and Universitat Autònoma de Barcelona, Barcelona, and CIBEREHD del Instituto Carlos III, Spain
Kaori Inoue Liver Center, Saga University Hospital, Saga, Japan
Hirokazu Takahashi Liver Center, Saga University Hospital, Saga, Japan Division of Metabolism and Endocrinology, Faculty of Medicine, Saga University, Saga, Japan
Haruki Uojima Department of Gastroenterology, Internal Medicine, Kitasato University School of Medicine, Sagamihara, Japan Genome Medical Sciences Project, Research Institute, National Center for Global Health and Medicine, Tokyo, Japan
Keigo Kawashima National Institute of Infectious Diseases, Tokyo, Japan
Yao-Chun Hsu Division of Gastroenterology and Hepatology, Department of Internal Medicine, E-Da Cancer Hospital/I-Shou University, Kaohsiung, Taiwan
Raluca Ioana Marin Department of Gastroenterology and Hepatology, Clinic Fundeni Institute, University of Medicine and Pharmacy "Carol Davila", Romania
Irina Sandra Department of Gastroenterology and Hepatology, Clinic Fundeni Institute, University of Medicine and Pharmacy "Carol Davila", Romania
Masatoshi Ishigami Department of Gastroenterology and Hepatology, Nagoya University Graduate School of Medicine, Nagoya, Japan
Jiayi Li Palo Alto Medical Foundation, Mountain View Division, Mountain View, California, USA
Jian Zhang Chinese Hospital, San Francisco, California, USA
Son Do The University of North Texas Health Science Center at Fort Worth, Fort Worth, Texas, USA
Mayumi Maeda Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA
Dong-Hyun Lee Division of Gastroenterology, Department of Internal Medicine, Good Gang-An Hospital, Busan, South Korea
Wan-Long Chuang Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Chia-Yen Dai Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Jee-Fu Huang Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Chung-Feng Huang Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Ramsey Cheung Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA Gastroenterology and Hepatology, The Palo Alto Veterans Affairs Health Care System, Palo Alto, California, USA
Maria Buti Liver Unit, Hospital Universitari Valle D'hebron and Universitat Autònoma de Barcelona, Barcelona, and CIBEREHD del Instituto Carlos III, Spain
Yasuhito Tanaka Department of Virology and Liver Unit, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan Department of Gastroenterology and Hepatology, Faculty of Life Sciences, Kumamoto University, Kumamoto, Japan
Man-Fung Yuen Department of Medicine, School of Clinical Medicine, The University of Hong Kong, Hong Kong, China State Key Laboratory of Liver Research, The University of Hong Kong, Hong Kong, China
Masaru Enomoto Department of Hepatology, Osaka Metropolitan University Graduate School of Medicine, Osaka, Japan Department of Transfusion Medicine, Osaka Metropolitan University Graduate School of Medicine, Osaka, Japan
Adrian Gadano Liver Unit Hospital Italiano de Buenos Aires, Buenos Aires, Argentina
Seng Gee Lim Director of Hepatology, Division of Gastroenterology and Hepatology, National University Health System, Singapore, Singapore
Ming-Lung Yu Hepatobiliary Division, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan Hepatitis Research Center, College of Medicine and Center for Liquid Biopsy and Cohort Research, Kaohsiung Medical University, Kaohsiung, Taiwan
Chao Wu Department of Infectious Disease, Nanjing Drum Tower Hospital, Affiliated Hospital of Medical School, Nanjing University, Nanjing, Jiangsu, China Institute of Viruses and Infectious Diseases, Nanjing University, Nanjing, China
Mindie H Nguyen Division of Gastroenterology and Hepatology, Stanford University Medical Center, Palo Alto, California, USA Department of Epidemiology and Population Health, Stanford University, Stanford, California, USA

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The prognostic role of albumin-bilirubin grade in the mortality of extrahepatic cholangiocarcinoma patients

OBJECTIVE

Cholangiocarcinoma (CCA) has a low survival rate of 5-17%, despite advancements in diagnosis and treatment. Liver function impacts disease prognosis, and the albumin-bilirubin (ALBI) score is a new assessment model for this purpose. While research suggests a correlation between ALBI score, liver failure and mortality in intrahepatic CCA (iCCA), predicting outcomes for extrahepatic CCA (eCCA) is challenging. Our objective was to assess the prognostic role of ALBI grade in predicting overall survival of eCCA patients.

METHODS

Patients with diagnosis of eCCA who had visited Firuzgar Hospital from 2015 to 2019 were consecutively included in the study. These individuals had previously undergone Endoscopic Ultrasound-Guided Fine Needle Aspiration (EUS-FNA) or ERCP brush cytology followed by surgery. Exclusion criteria were patients with benign bile duct strictures, prior biliary tract surgery, concurrent liver disease impacting liver tests, inadequate data, or inconsistent monitoring. Clinical data of patients were collected to calculate ALBI score which was subsequently divided into three distinct grades (grade 1: ≤-2.60, grade 2: > -2.60 to ≤ - 1.39, grade 3: >-1.39). Kaplan-Meier analysis and Cox regression model were used to analyze overall survival, 1-, 3- and 5-year survival and parameters affecting patient survival.

RESULTS

In this study, 80 patients with diagnosis of eCCA with a median age of 67 (58.25-74) years (67.5% male) who visited Firuzgar Hospital from 2015 to 2019 were included. The average survival time of patients was 13.9 ± 16.4 months, and the 1-year, 3-year, and 5-year survival rates of patients were 36.6%, 27.1%, and 15.8%, respectively. The results showed that ALBI grade, Aspartate Aminotransferase (AST), white blood cell (WBC) and international normalized ratio (INR) have significant effects on the survival of patients (all P < 0.05). Based on the results of Cox regression, the risk of mortality due to CCA in patients with ALBI grade 3 (HR = 1.87, P = 0.0111), AST > 82.5 (HR = 1.90, P = 0.0091), WBC > 7.70 × 109/L (HR = 2.46, P = 0.0004), and INR > 1.08 (HR = 1.78, P = 0.0202) increases significantly.

CONCLUSION

We showed that ALBI grade, AST > 82.5 units/L, and INR > 1.08 can be used as predictive factors of survival in cholangiocarcinoma patients.

Glucagon-like peptide-1: a new potential regulator for mesenchymal stem cells in the treatment of type 2 diabetes mellitus and its complication

Glucagon-like peptide-1 is an enteric proinsulin hormone secreted by intestinal L-cells that orchestrates insulin secretion in a glucose-dependent manner. Renowned for preserving pancreatic β-cell mass, glucagon-like peptide-1 facilitates β-cell proliferation and inhibits apoptosis, while concurrently suppressing glucagon secretion from pancreatic α-cells, thereby exerting hypoglycemic effects.Recent in vitro and in vivo studies have clarified the benefits of combination therapy with glucagon-like peptide-1 and stem cells in Type 2 diabetes mellitus. Glucagon-like peptide-1 enhances the repair of type 2 diabetes mellitus-afflicted tissues and organs by modulating sourced mesenchymal stem cell differentiation, proliferation, apoptosis, and migration. Importantly, glucagon-like peptide-1 overcomes the detrimental effects of the diabetic microenvironment on transplanted mesenchymal stem cells by increasing the number of localized cells in stem cell therapy and the unstable efficacy of stem cell therapy.This review elucidates the molecular and cellular mechanisms through which glucagon-like peptide-1 regulates mesenchymal stem cells in the type 2 diabetes mellitus context and discuss its therapeutic prospects for type 2 diabetes mellitus and its associated complications, proposing a novel and comprehensive treatment paradigm.

Prognostic Impact of the Pathologic Response of Patients with Hepatocellular Carcinoma After Preoperative Treatments

BACKGROUND

Hepatocellular carcinoma (HCC) exhibits varying degrees of tumor regression after preoperative treatments. However, the relationship between a tumor residual and its impact on recurrence-free survival (RFS) remains poorly defined. This study aimed to assess the effect of pathologic response on RFS in HCC patients undergoing preoperative treatments.

METHODS

Data from 400 patients with HCC who received preoperative treatments were retrospectively analyzed. The correlation between tumor residual and RFS was assessed using the "surv_cutpoint" function in R software and further validated through Cox proportional hazards regression models, with the objective of identifying a cutoff value that was significantly associated with RFS.

RESULTS

The overall analysis showed that pathologic response significantly influenced postoperative recurrence when tumor residual of 15% or less was detected. Multivariate regression analysis found that the independent risk factors for RFS were pathologic satellite nodules (hazard ratio [HR], 1.56; 95% confidence interval [CI] 1.05-2.25; P = 0.047), microvascular invasion (HR, 1.72; 95% CI 1.16-2.55; P = 0007), and advanced tumor stage (HR, 1.60; 95% CI 1.05-2.44; P = 0.031). In contrast, an independent protective factor affecting RFS was found to be residual of 15% or less (HR 0.41; 95% CI 0.26-0.63; P < 0.001). Subgroup analyses showed that RFS was significantly associated with a tumor residual cutoff value of 15% in Barcelona Clinic Liver Cancer (BCLC) stage A, 20% in stage BCLC stage B, and 26% in stage BCLC stage C.

CONCLUSIONS

This study demonstrated that achieving tumor residual of 15% or less after liver resection significantly reduces postoperative recurrence rates for HCC patients treated with preoperative therapies. The effect of tumor regression on RFS varied according to tumor stages.

Sarcopenia and adverse surgical outcomes following cholecystectomy

PURPOSE

Postoperative complications and mortality following cholecystectomy persist despite the procedural simplicity. We utilized a nationwide administrative database from Taiwan and conducted propensity score matching (PSM) to investigate the association between sarcopenia and major postoperative complications.

PATIENTS AND METHODS

This retrospective cohort study analyzed data from the Taiwan National Health Insurance Research Database from 2016 to 2020. Patients who underwent elective cholecystectomy under general anesthesia for gallstone disease were included. They were categorized into two groups: those with sarcopenia and those without. The cohorts were matched at a 1:4 ratio using PSM.

RESULTS

PSM yielded a final cohort of 13,330 surgical patients (10,664 without sarcopenia and 2666 with sarcopenia). Multivariate logistic regression demonstrated that sarcopenia was significantly associated with higher 30 day mortality (adjusted odds ratio [aOR] = 2.26, 95% confidence interval [CI] 1.61-3.18) and major complications, including acute renal failure (aOR = 1.71, 95% CI 1.02-2.84), pneumonia (aOR = 1.68, 95% CI 1.22-2.31), stroke (aOR = 1.13, 95% CI 1.06-1.57), and overall complications (aOR = 1.23, 95% CI 1.07-1.41). Sarcopenia also increased the risk of 90-day mortality (aOR = 2.09, 95% CI 1.58-2.76) and 90-day major complications, including acute renal failure (aOR = 1.61, 95% CI 1.01-2.56), pneumonia (aOR = 1.70, 95% CI 1.30-2.21), stroke (aOR = 1.28, 95% CI 1.04-1.58), and overall complications (aOR = 1.24, 95% CI 1.09-1.41).

CONCLUSIONS

We found that sarcopenia is an independent risk factor for increased postoperative complications and mortality following cholecystectomy. These findings highlight the importance of preoperative sarcopenia assessment to improve surgical outcomes.

Cardiological adverse events in hepatocellular carcinoma patients receiving immunotherapy: Influence of comorbidities and clinical outcomes

INTRODUCTION

Immunotherapy-based combinations have revolutionized the first-line treatment for advanced hepatocellular carcinoma (HCC), improving overall survival (OS). However, these therapies are associated with adverse events (AEs), particularly cardiological complications and major adverse cardiovascular events (MACE), which may adversely affect outcomes. The influence of comorbid conditions such as arterial hypertension (AHT) and type 2 diabetes mellitus (T2DM) on the incidence and prognosis of cardiological AEs in HCC patients remains understudied.

METHODS

This retrospective study included 109 HCC patients treated with atezolizumab-bevacizumab, tremelimumab-durvalumab, or durvalumab as first-line therapy at two Spanish medical centers from 2017-2023. Patients were stratified by comorbidities, AE incidence, and cardiological risk (CARDIOSOR scale). The primary endpoints were the incidence of treatment-modifying AEs and MACE, and their association with survival.

RESULTS

Among the cohort, 50.5 % experienced AEs of special interest (AESI), with 34 % considered immune-related (irAE). MACE occurred in 7.3 % of patients, including myocarditis (3.7 %). The CARDIOSOR scale identified a higher risk of MACE in patients with AHT, T2DM, or both (OR: 5.07, p = 0.034). Early cardiological AEs were independently associated with worse OS (HR: 3.38, p = 0.04). Patients with both AHT and T2DM exhibited higher rates of MACE (16.7 %) and treatment discontinuation (25.9 %). The CARDIOSOR scale effectively stratified patients into high-risk groups, correlating with increased MACE rates and poor survival outcomes.

CONCLUSIONS

Comorbid conditions, particularly AHT and T2DM, amplify the risk of MACE and influence treatment discontinuation. The CARDIOSOR scale is a valuable tool for personalized risk assessment, guiding tailored therapeutic strategies. Integrating cardiovascular risk management into HCC care is crucial for optimizing both oncological and cardiovascular outcomes.

The Gut Microbiome in Hepatocellular Carcinoma: Proliferation, Inhibition, Diagnosis, and Immunotherapy

Hepatocellular carcinoma (HCC) is the third leading cause of cancer-related death worldwide. Major causes of HCC include hepatitis B and C viral infections, alcoholic hepatitis, and liver cirrhosis. Additionally, conditions such as obesity, diabetes, and metabolic syndrome have been identified as contributing factors to HCC development. In recent years, research on gut microbiota has expanded significantly, resulting in numerous studies exploring the relationship between HCC and gut microbiota. Thus, in this review, we highlight the association between gut microbiota and HCC, focusing on microbiota-related proliferation, inhibition, diagnosis, and immunotherapy. The gut microbiota is proposed to play a crucial role in both the diagnosis and treatment of HCC, paving the way for the development of novel diagnostic and therapeutic approaches for this disease.

Usefulness of preoperative peripheral blood GPC3-positive circulating tumor cells in subclassification of Barcelona Clinic Liver Cancer stage B hepatocellular carcinoma: a retrospective cohort study

AIM

The treatment strategy for hepatocellular carcinoma (HCC) in Barcelona Clinic Liver Cancer (BCLC) stage B, representing the intermediate stage, remains unclear. This study aimed to evaluate the utility of glypican-3 (GPC3)-positive circulating tumor cells (CTCs) in subclassifying BCLC stage B.

METHODS

The present retrospective cohort study included patients with hepatocellular carcinoma who underwent primary liver resection at our hospital between April 2015 and March 2022. The primary endpoints were overall survival (OS) and recurrence-free survival (RFS).

RESULTS

A total of 338 patients were included in the analysis. GPC3-positive CTCs were significantly associated with a positive rate of microscopic portal vein invasion. In BCLC stages 0/A, there was no significant difference in survival rates between patients with GPC3-positive CTC counts. However, in BCLC stage B, both OS and RFS were significantly lower in the high number of GPC3-positive CTC group (p = 0.02 and p = 0.03, respectively). Further analysis using a four-group classification based on BCLC stage and GPC3-positive CTC count revealed that both OS and RFS were significantly lower in BCLC stage B with the high number of GPC3-positive CTC group (p < 0.01). Multivariate analysis identified Child-Pugh B status and beyond up-to-7 criteria as independent risk factors for poor OS (p = 0.01 and p = 0.04, respectively). For RFS, beyond up-to-7 criteria and a high number of GPC3-positive CTCs were identified as independent predictive factors (p = 0.04). Based on BCLC stage B, combining GPC3-positive CTCs with the up-to-7 criteria significantly stratified OS and RFS.

CONCLUSIONS

Glypican-3-positive CTCs are effective for subclassifying BCLC stage B HCC. When combined with the up-to-7 criteria, they may help with the development of new treatment strategies.

Multicenter, prospective clinical trial for balloon-occluded alternative infusion of cisplatin solution and fragmented gelatin particles of transarterial chemoembolization for hepatocellular carcinoma beyond up-to-seven criteria

Transarterial chemoembolization (TACE) is considered unsuitable for hepatocellular carcinoma (HCC) that exceeds up-to-7 criteria. Balloon-occluded alternative infusion of cisplatin solution and gelatin particles of transarterial chemoembolization (BOAI-TACE) has shown promise in the treatment of HCC and preservation of liver function. This prospective, single-arm study enrolled patients with HCC beyond up-to-7 criteria from five hospitals. The primary endpoint was objective response ratio (ORR) for BOAI-TACE, according to response evaluation criteria in cancer of the Liver (RECICL), at 2 months after treatment. Eighteen patients were enrolled in this study. Fourteen patients achieved response, resulting in an ORR of 77.8% (95% confidence interval [CI] 54.3-91.5%) according to both RECICL and modified response evaluation criteria in solid tumor (mRECIST) guidelines, meeting the primary endpoint. Disease control rate was 88.9% (95% CI 66.0-98.1%). No worsening of either Child-Pugh or albumin-bilirubin (ALBI) scores was observed. No serious adverse events were recorded, indicating that BOAI-TACE retains utility even in severe HCC cases while preserving liver function.

First-line treatment of hepatocellular carcinoma: a propensity-matched analysis of tyrosine kinase inhibitors combined with TACE, with or without PD-1 inhibitors

Objective

This study attempted to comprehensively assess the clinical outcomes of cases with progressive HCC (pHCC) undergoing treatment with TKI and ICI in conjunction with TACE, as compared to the combination of TKI with TACE alone.

Methods

From March 2019 to January 2022, this cohort comprised 82 cases who received TACE in conjunction with TKI and 52 cases who were treated with TACE plus TKI alone. The propensity scores was used to mitigate selection bias.

Results

The multivariate analysis further reinforced that liver cirrhosis (HR = 1.233, 95% CI: 1.024-1.484, P = 0.027), tumor diameter (HR = 1.283, 95% CI: 1.086-1.515, P = 0.003), and the treatment strategy (HR = 0.495, 95% CI: 0.264-0.793, P = 0.000) were independently linked to OS, underscoring their prognostic relevance.

Conclusion

Incorporating TACE, TKI, and ICI remarkably enhanced both PFS and OS relative to TACE with TKI alone, positioning it as a more efficacious first-line therapeutic strategy for unresectable HCC, while maintaining an acceptable safety profile in clinical settings.

Underestimated virus impaired cognition-more evidence and more work to do

Neurodegenerative disorders (NDs) are chronic neurological diseases that can be of idiopathic, genetic, or potentially infectious origin. Although the exact cause of neurodegeneration is unknown, it might be result of a confluence of age, genetic susceptibility factors, and environmental stresses. The blood-brain barrier shields the brain from the majority of viral infections, however neurotropic viruses are able to breach this barrier and infect central nervous system. Growing research points to a possible connection between viruses and neurodegenerative diseases, indicating that virus-induced neuroinflammation and disruption of neuronal protein quality control may play a role in the initial stages of disease progression. The diagnosis and treatment of NDs are urgent and challenging. Even though there is limited clinical evidence to support the use of antiviral medications and their dose regimens within the central nervous system (CNS), with the exception of acyclovir, they are currently utilized to treat various viral CNS infections. Understanding the neuropathogenesis of viral CNS infection may help with targeted diagnosis and treatment plans by focusing on the molecular mechanisms of the CNS. It may also be helpful in the search for new antiviral drugs, which are crucial for better managing these neurotropic viral infections. This review focuses on new findings linking viral infection to NDs and explores how viral modifications of cellular functions can impact the development of neurodegeneration and will also explore the therapeutic potential of antiviral drugs in NDs.

Risk factors and clinical outcomes in patients with HCV eradication by direct-acting antivirals: a systematic review and meta-analysis

BACKGROUND

In hepatitis C patients with sustained virologic response (SVR) achieved after direct-acting antivirals (DAAs), the incidence of adverse clinical outcomes can be reduced but not completely eliminated. This meta-analysis aims at estimating the incidence of clinical outcomes in hepatitis C patients after achieving SVR with DAAs.

METHODS

Literature search was carried out in PubMed, Cochrane Library database, Web of Science, and Embase. The primary endpoint was the incidence of hepatocellular carcinoma (HCC) occurrence, HCC recurrence, decompensated cirrhosis, and liver-related mortality, following DAA-induced elimination of hepatitis C virus (HCV). Subgroup analyses were performed according to age, gender, comorbidities, region, fibrosis stage, presence of decompensation, duration of follow-up, start point of follow-up, and HCC treatment modality. Furthermore, meta-regression was performed to explore sources of high heterogeneity.

RESULTS

Finally, 132 articles were included in our study. The pooled HCC occurrence rate was 1.50/100 person-years (95% CI, 1.35-1.65), HCC recurrence rate was 17.00/100 person-years (95% CI, 13.83-20.42), decompensation rate was 0.30/100 person-years (95% CI, 0.16-0.48), and liver-related mortality was 0.32/100 person-years (95% CI, 0.14-0.56). Meta-regression showed that duration of follow-up and fibrosis grade were important contributors to HCC occurrence. Age, start point of follow-up, and duration of follow-up were important contributors to HCC recurrence rate.

CONCLUSION

Patients with DAA-induced HCV elimination remain at risk for adverse outcomes, particularly those with cirrhosis and HCC history. The exposure to adverse outcomes tended to decrease over time, and the frequency and intensity of follow-up might be reduced in the future, which will require new scoring models to identify these individuals.

Impact of muscle volume changes following atezolizumab-bevacizumab therapy in patients with unresectable hepatocellular carcinoma

AIM

This study aimed to evaluate the prognostic impact of muscle volume changes during atezolizumab-bevacizumab (AB) combination therapy (AB therapy) for unresectable hepatocellular carcinoma (u-HCC). Additionally, we evaluated whether changes in muscle volume relate to prognosis based on treatment response.

METHODS

The present retrospective, multicenter study included 165 patients with u-HCC treated with AB therapy at eight institutions.

RESULTS

The median albumin-bilirubin score in the entire cohort was -2.42. The objective response rate was 31.5%, and the disease control rate was 80.6%. The median overall survival (OS) was not reached, whereas the median progression-free survival (PFS) was 6.9 months (95% confidence interval [CI]: 5.3-8.5). At the first post-treatment computed tomography scan, patients were categorized into two groups: those with a nondecreased psoas muscle area index (PI) (group A) and those with a decreased PI (group B). The median OS was not reached in either group (p = 0.059). The median PFS was 10.5 months in group A and 5.5 months in group B (p = 0.025). Multivariate analysis using the Cox proportional hazards model identified alpha-fetoprotein ≥400 ng/mL (hazard ratio [HR]: 1.68; 95% CI: 1.11-2.54; p = 0.01) and decreased PI (HR: 1.59; 95% CI: 1.07-2.36; p = 0.02) as factors associated with PFS.

CONCLUSIONS

Nondecreased muscle volume after initiating AB therapy was associated with improved treatment efficacy and prognosis in patients with u-HCC.

Survival in patients receiving reduced dose intensity of bevacizumab for unresectable hepatocellular carcinoma

IMBrave 150 established atezolizumab and bevacizumab as the new standard for advanced hepatocellular carcinoma (HCC) treatment. However, the trial reported significant adverse events leading to bevacizumab dose interruptions or discontinuations. This retrospective, real-world analysis evaluated the effect of reduced bevacizumab dose intensity on clinical outcomes in 354 patients receiving first-line combination immunotherapy for advanced HCC. To minimize immortal time bias, only those on therapy for over 3 months were included. Of 219 patients included in the landmark analysis, 52 received a reduced dose intensity of bevacizumab. The median relative dose intensity (RDTI) of bevacizumab was 75% (range 9.1-96.9%). There was no significant difference in progression-free survival (11.2 vs. 14.8 months, p = 0.5) or overall survival (20.4 vs. 26.8 months, p = 0.1) between those receiving 100% vs. reduced RDTI. Exploratory analysis showed that even doses under 75% had no survival impact. Treatment-related grade 3/4 adverse events occurred more frequently with RDTI (30.7% vs. 15.5%). Reduced bevacizumab doses do not impact survival.

The Combined Use of Lenvatinib and Locoregional Therapies for the Management of Hepatocellular Carcinoma

Hepatocellular carcinoma (HCC) is a commonly diagnosed malignancy, with the treatment for transplant-ineligible localized disease traditionally relying on locoregional therapies, such as surgical resection, transarterial chemoembolization (TACE), and transarterial radioembolization (TARE). Systemic therapy has historically been reserved for advanced, unresectable HCC. However, lenvatinib, an oral multikinase inhibitor, has recently gained traction as part of a multimodal approach for localized HCC in combination with locoregional treatments. An upfront TACE or TARE can induce tumor hypoxia, leading to the upregulation of hypoxia-inducible factor-1 alpha (HIF-1α) and vascular endothelial growth factor (VEGF), which promotes tumor angiogenesis and progression. The rationale for combining lenvatinib with a locoregional therapy is to enhance tumor shrinkage while preserving liver function before a definitive intervention. Clinical trials, such as TACTICS and LAUNCH, have demonstrated improved outcomes with this approach. Additionally, retrospective studies, including those incorporating immune checkpoint inhibitors, have reported further benefits. This review explores the combination of lenvatinib with various locoregional modalities, including TARE, microwave ablation (MWA), and radiofrequency ablation (RFA), highlighting their indications and clinical outcomes. Furthermore, we discuss the ongoing and upcoming clinical trials investigating the integration of systemic agents with locoregional therapies for intermediate-stage HCC, including EMERALD-1, EMERALD-3, LEAP-012, and CheckMate 74W.

Selective PPARα Modulator (SPPARMα) in the Era of the MASLD Pandemic: Current Insights and Future Prospects

Metabolic dysfunction-associated steatotic liver disease (MASLD) has emerged as a significant global health concern, affecting approximately 30% of the population. In Japan, its prevalence is also rising rapidly and is expected to reach 50% by 2040. This situation can be described as a "MASLD pandemic", emphasizing the urgent need for effective therapeutic interventions. Peroxisome proliferator-activated receptors (PPARs) are nuclear receptors that play essential roles in lipid metabolism, inflammation regulation, and fibrosis modulation. Among them, PPARα is a key regulator of lipid homeostasis, primarily expressed in the liver and other metabolically active tissues. Its activation promotes fatty acid oxidation and improves lipid profiles, making it a crucial target for metabolic disorders. In Japan, a novel selective PPARα modulator (SPPARMα) was developed as a lipid-lowering agent for treating dyslipidemia. Over time, increasing clinical evidence has suggested that SPPARMα has beneficial effects on MASLD patients' liver function. This review aims to summarize the therapeutic potential of SPPARMα in MASLD by examining the functional mechanisms of PPARα, preclinical studies in animal models, and accumulating clinical evidence from MASLD patients. Furthermore, we provide an overview of ongoing clinical trials investigating SPPARMα for MASLD treatment.

Endocrinological toxicities related to immunotherapy combinations for advanced renal cell carcinoma: Practical expert-based management recommendations

Nowadays immune-based combinations are the standard first-line treatment for metastatic renal cell carcinoma and involve the use of either two immunotherapy agents or an immunotherapeutic drug associated with a tyrosine kinase inhibitor. Treatment-related toxicity is the primary cause of drug discontinuation or dose reduction. A thorough understanding of the prevention and management of adverse events of the immune-based combinations is critical to ensure the success of treatment. Endocrinological toxicities during treatment with immune-based combinations are frequent and often manageable. However, in some cases, diagnosis can be complex, and the treatment requires multidisciplinary discussion. In addition, it is often challenging to determine which agent in the combination is responsible for a specific toxicity. In this review, we analyze the evidence regarding treatment-related endocrinopathies in renal cell carcinoma first-line therapy. We also discuss monitoring strategies to diagnose endocrinological adverse events and provide some practical tools for their daily management.

Prognostic significance of clinical scoring systems for large-duct primary sclerosing cholangitis in Japanese patients

PURPOSE

This study aimed to identify the significant factors associated with liver transplant-free survival time in Japanese patients with large-duct primary sclerosing cholangitis (PSC) by evaluating the association between various parameters and clinical scores at PSC diagnosis.

METHODS

This single-center retrospective study investigated factors influencing liver transplant-free survival in Japanese large-duct PSC patients. Univariate analysis using log-rank tests identified significant clinical parameters and scoring systems, which were further analyzed with multivariate Cox proportional hazards models to determine independent predictors of liver transplant-free survival.

RESULTS

A total of 77 patients with large-duct PSC were included. The univariate analysis identified that age (p < .001), serum albumin level (p = .024), Child-Pugh score (p = .0012), albumin-bilirubin score (p = .0083), Amsterdam-Oxford PSC score (p < .001), and revised Mayo risk score (p < .001) were significant predictors of liver transplant-free survival time. However, the multivariate analysis revealed that only the Amsterdam-Oxford PSC score remained as an independent factor significantly associated with liver transplant-free survival time (hazard ratio: 12.90, 95% confidence interval: 2.78-59.81, p = .0011).

CONCLUSIONS

This study underscored the importance of utilizing the Amsterdam-Oxford PSC score in clinical practice to assess disease prognosis and guide patient management in Japanese patients with large-duct PSC.

MEGF6 knockdown ameliorates lenvatinib-induced muscle differentiation suppression and enhances the antitumor effect of lenvatinib on hepatocellular carcinoma

Lenvatinib (LEN)-treated patients with hepatocellular carcinoma (HCC) are frequently accompanied by skeletal muscle loss, which is correlated with poor prognosis. Interactions between tumor and skeletal muscle may play a role in patient prognosis and tumor progression. We here demonstrated that LEN hindered proliferation and differentiation of the mouse myoblast cell line, C2C12 cells, by blocking the ERK1/2 and AKT signaling pathways. Transcriptome analysis revealed that multiple EGF-like domains 6 (Megf6) was upregulated in LEN-treated C2C12 cells. Furthermore, we observed that compared with normal adjacent tissues, MEGF6 was highly expressed in HCC tumor tissues according to the TCGA database, which suggested MEGF6-mediated interaction between tumor and skeletal muscle. The Megf6 knockdown restored the differentiation inhibition caused by LEN and ERK1/2 inhibitors; however, it had no significant impact on proliferation. Regarding mechanism, LEN increased Megf6 expression through the ERK1/2 signaling pathway, thereby resulting in myostatin expression elevation and myosin heavy chain protein expression repression. Furthermore, MEGF6 in LEN-treated C2C12 cell medium promoted tumor cell proliferation and impaired C2C12 cell differentiation when cultured with LEN-treated tumor cell medium. Clinically, patients who were accompanied by muscle mass loss and increased MEGF6 serum levels had shorter progression-free survival than those who were accompanied by muscle mass loss but no increased MEGF6 serum levels before and after LEN treatment. In conclusion, MEGF6 produced from muscle and tumor cells could impair muscle differentiation and enhance tumor proliferation. Therefore, MEGF6 is worth further investigating as a target for improving the prognosis of LEN-treated patients with HCC.