Publications by authors named "Naoshi Nishida"

Liver disease can significantly impact life expectancy, making early diagnosis and therapeutic intervention critical challenges in medical care. Imaging diagnostics play a crucial role in diagnosing and managing liver diseases. Recently, the application of artificial intelligence (AI) in medical imaging analysis has become indispensable in healthcare.

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This study evaluated the long-term efficacy and safety of the widely used drugs entecavir (ETV) and tenofovir alafenamide (TAF), as well as the incidence of HCC.A nonrandomized, prospective, observational analysis included 77 patients with chronic hepatitis B who were assigned to continue ETV or switch TAF. After 240 weeks, the mean changes in serum hepatitis B surface antigen (- 0.

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Background: Fibrolamellar hepatocellular carcinoma (FL-HCC) clinically occurs in young people aged 20-30 years, who often have a normal liver background. We propose a treatment for such cases in which a combination therapy of atezolizumab and bevacizumab is followed by sandwiching radiation therapy to release tumor antigens and then re-administering the combination therapy of atezolizumab and bevacizumab (ABC conversion therapy).

Case: The patient is a 15-year-old girl.

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Background And Aims: The outcome of patients with HCC who achieved complete response (CR) to immune-checkpoint inhibitor (ICI)-based systemic therapies is unclear.

Approach And Results: Retrospective study of patients with HCC who had CR according to modified Response Evaluation Criteria in Solid Tumors (CR-mRECIST) to ICI-based systemic therapies from 28 centers in Asia, Europe, and the United States. Of 3933 patients with HCC treated with ICI-based noncurative systemic therapies, 174 (4.

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  • * By October 2022, the woman experienced liver dysfunction and had multiple liver masses detected through medical testing.
  • * Despite a biopsy revealing peliosis hepatitis, her age made her ineligible for a liver transplant, and she unfortunately passed away in September 2023; this case is significant as it's the first reported instance of peliosis hepatis complicated by scleroderma.
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Introduction: The most frequently used first-line treatment in patients with advanced hepatocellular carcinoma (HCC) is atezolizumab plus bevacizumab. Upon progression after this treatment, the standard of care in many countries is sorafenib, due to the lack of reimbursement for other drugs. Several randomized trials are currently underway to clarify the best second-line therapy in patients with HCC.

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  • * A retrospective analysis of 885 HCC patients showed no significant differences in overall survival, time to progression, or disease control rates between viral and nonviral patients treated with the combination therapy.
  • * Common prognostic factors were identified across both groups, but there might be some stronger associations between immunological factors and outcomes specifically in viral patients, while treatment-related toxicities and second-line treatments showed nearly identical results for both etiology subgroups.
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  • The study investigates the impact of hepatic functional reserve and tumor progression on overall survival in patients with hepatocellular carcinoma (HCC) undergoing combination immunotherapy with atezolizumab and bevacizumab.
  • Out of 571 patients analyzed, a significant portion developed tumor progression, while a smaller group experienced hepatic decompensation, both of which greatly affected survival outcomes.
  • Key predictors of poor survival included hepatic decompensation, advanced tumor progression, and specific baseline liver function metrics, with effective antiviral treatment showing potential protective effects against decompensation in patients with viral causes of HCC.
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Importance: Whether patients with Child-Pugh class B (CP-B) cancer with unresectable hepatocellular carcinoma (uHCC) benefit from active anticancer treatment vs best supportive care (BSC) is debated.

Objective: To evaluate the association of immune checkpoint inhibitor (ICI)-based therapies vs BSC with overall survival (OS) of patients with uHCC and CP-B liver dysfunction.

Design, Setting, And Participants: This retrospective, multicenter, international clinical case series examined data of patients with CP-B with uHCC who were receiving first-line ICI-based regimens from September 2017 to December 2022 whose data were extracted from an international consortium and compared with a cohort of patients with CP-B receiving BSC.

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Introduction: Immunotherapy is becoming a promising approach for unresectable-hepatocellular carcinoma (HCC); the anti-tumor response is affected by the tumor microenvironment (TME). Although Wnt/β-catenin mutations are reported to cause non-inflamed phenotype, their role on TME remains controversial. We aimed to clarify the heterogeneity of immunophenotype in HCC with Wnt/β-catenin mutations.

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Background: Intrahepatic cholangiocarcinoma (iCCA) is often diagnosed at an advanced stage, leading to limited treatment options and a poor prognosis. So far, standard systemic therapy for advanced iCCA has been a combination of gemcitabine and cisplatin. However, recent advancements in the understanding of the molecular characteristics of iCCA have opened new possibilities for molecular-targeted therapies and immunotherapy.

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  • * The research identified independent prognostic factors affecting overall survival and progression-free survival, notably the severity of decreased appetite, immunotoxicity, diarrhea, fatigue, arterial hypertension, and proteinuria.
  • * The findings underscore a significant relationship between the occurrence of AEs and therapy outcomes in HCC patients, similar to what has been observed in other treatment contexts, highlighting the importance of monitoring AEs for prognosis.
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  • - The study examines the impact of Body Mass Index (BMI) on survival among patients with advanced liver cancer (HCC) undergoing first-line treatment with either atezolizumab plus bevacizumab or lenvatinib, focusing on underweight, normal-weight, and overweight classifications.
  • - In a cohort of 1,292 patients, results indicated that underweight individuals had significantly shorter overall survival (OS) compared to normal-weight patients, while no significant differences in OS were observed between normal and overweight patients.
  • - The research highlights the differing prognostic implications of BMI in cancer treatment, suggesting that underweight patients may require more focused clinical considerations in advanced HCC therapy.
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  • A 53-year-old woman was diagnosed with liver dysfunction and found to have multiple hepatic AV shunts after a CT scan in August 20XX.
  • In March 20XX + 3, she experienced back pain, leading to a CT that revealed dilated intrahepatic bile ducts.
  • She was referred to a gastroenterology department in May 20XX + 3 for further investigation of hereditary hemorrhagic telangiectasia (HHT), which can sometimes be identified through liver damage rather than typical symptoms like nosebleeds.
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In October 2021, a 51-year-old woman developed a skin rash. Abdominal computed tomography revealed a large splenic artery aneurysm and an intrahepatic portovenous shunt. As her splenic artery aneurysm was at risk of rupture, she was referred to the Kindai University Hospital and underwent coiling surgery.

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  • The study investigates the effectiveness of PD-1/PD-L1 signaling blockade in treating immune evading hepatocellular carcinoma (HCC) and highlights the issue of unexpected tumor growth known as hyper progressive disease (HPD).
  • A cohort of 198 patients with unresectable HCC was analyzed, comparing those receiving anti-PD-1/PD-L1 monotherapy and those receiving combination therapies with VEGF and anti-CTLA-4 antibodies.
  • Results showed a higher HPD rate in the monotherapy group (10.3%) compared to the combination therapy groups, with the anti-CTLA-4 combination showing no increase in HPD frequency, indicating better outcomes with combination treatments.
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Background & Aims: Sex-related differences in the immune pathogenesis of hepatocellular carcinoma (HCC), particularly related to oestrogen-dependent secretion of pro-tumourigenic cytokines, are well-known. Whether sex influences the efficacy and safety of immunotherapy is not known.

Methods: We performed a restricted maximum likelihood random effects meta-analysis of five phase III trials that evaluated immune checkpoint inhibitors (ICIs) in advanced HCC and reported overall survival (OS) hazard ratios (HRs) stratified by sex to evaluate sex-related differences in OS.

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Background: Data concerning the use of lenvatinib in very old patients (≥ 80 years) are limited, although the incidence of hepatocellular carcinoma (HCC) in this patient population is constantly increasing.

Objective: This analysis aimed to evaluate the efficacy and safety of lenvatinib in a large cohort of very old patients (≥ 80 years) with unresectable HCC.

Patients And Methods: The study was conducted on a cohort of 1325 patients from 46 centers in four Western and Eastern countries (Italy, Germany, Japan, and the Republic of Korea) who were undergoing first-line treatment with lenvatinib between July 2010 and February 2022.

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  • Immune checkpoint inhibitors are effective for treating various cancers but can lead to immune-related side effects affecting multiple organs.
  • A 49-year-old man with lung cancer experienced severe liver damage and fever after receiving a combination of cancer treatments, leading to a diagnosis of hemophagocytic lymphohistiocytosis (HLH).
  • Rapid diagnosis and treatment with methylprednisolone led to significant improvement in the patient’s symptoms and lab values, highlighting the need for timely intervention as HLH cases may rise with increased use of these therapies.
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  • Ustekinumab is a monoclonal antibody effective in treating moderate to severe ulcerative colitis (UC), with its clinical efficacy established in the UNIFI phase III trial, but real-world data were lacking.
  • This observational study analyzed 30 UC patients who received ustekinumab from April 2020 to April 2022, focusing on various outcomes such as disease activity scores and remission rates.
  • Results showed an 8-week clinical response rate of 73%, 70% remission induction, and long-term remission maintenance rates of 67% at 44 weeks and 63% at 152 weeks, demonstrating ustekinumab's effectiveness in a real-world setting.
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Background: A well-recognized class effect of immune checkpoint inhibitors (ICI) is immune-related adverse events (IrAEs) ranging from low grade toxicities to life-threatening end organ damage requiring permanent discontinuation of ICI. Deaths are reported in < 5% of patients treated with ICI. There are, however, no reliable markers to predict the onset and severity of IrAEs.

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Atezolizumab plus bevacizumab (AB) and lenvatinib can be alternatively used as first-line systemic treatment of unresectable hepatocellular carcinoma (HCC). However, no direct comparison of the two regimens has been performed in randomized clinical trials, making the identification of baseline differential predictors of response of major relevance to tailor the best therapeutic option to each patient. Baseline clinical and laboratory characteristics of real-world AB-treated HCC patients were analyzed in uni- and multivariate analyses to find potential prognostic factors of overall survival (OS).

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  • Immune-related liver injury (irLI) occurs more frequently in patients with hepatocellular carcinoma (HCC) treated with immune checkpoint inhibitors (ICIs) compared to those with other solid tumors, showing an incidence of 11.4% versus 2.6%.
  • Patients with HCC experienced irLI earlier (median of 1.4 months) than those with other cancers (median of 4.7 months), but had higher rates of irLI resolution (72.1% vs. 58.3%).
  • The study suggests that while irLI leads to improved overall survival in HCC patients with milder cases, it also results in lower need for corticosteroids, indicating a different response pattern compared to
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