5,092 results match your criteria: "Hepatocellular Adenoma"

Article Synopsis
  • This study investigates the expression and location of fibroblast activation protein (FAP) in various liver tumors, focusing on cholangiocarcinoma (CCA), hepatocellular carcinoma (HCC), hepatocellular adenoma (HCA), and focal nodular hyperplasia (FNH).
  • FAP immunostaining results showed that a high percentage of CCA exhibited moderate to strong FAP expression compared to other tumor types, indicating a significant distinction.
  • The findings suggest that FAP is consistently present in CCA tumor stroma regardless of clinical features, highlighting its potential as a target for future diagnostic and therapeutic strategies in treating different CCA subtypes.
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[F]AlF-NOTA-pentixather PET/CT of CXCR4 in patients with suspected primary hyperaldosteronism.

Theranostics

December 2024

Department of Nuclear Medicine, Sichuan Provincial People's Hospital, School of Medicine, University of Electronic Science and Technology of China, Chengdu 610072, China.

Distinguishing unilateral aldosterone-producing adenomas (APA) from idiopathic hyperaldosteronism (IHA), nonfunctional adrenal adenoma (NFA), and pheochromocytoma (PHEO) within primary aldosteronism (PA) presents a significant challenge. Studies have demonstrated high levels of chemokine receptor (CXCR) 4 expression in APA, thereby validating the use of Ga-labeled CXCR4 PET/CT for detecting APA. This study evaluates the efficacy of [F]AlF-NOTA-pentixather PET/CT in distinguishing APA from other PA types.

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Article Synopsis
  • Hepatocellular adenoma is a rare, benign liver tumor mostly found in young women using hormonal contraceptives, particularly estrogen.
  • A 40-year-old woman experienced severe right upper abdominal pain and instability due to a large bleeding adenoma, which was managed with arterial embolization and then surgical resection.
  • The case emphasizes the importance of considering hepatocellular adenoma in younger women on birth control who have severe abdominal pain, highlighting the need for awareness and proper management strategies for this condition.
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Preoperative blood tests provide diagnostic and prognostic information about patients with hepatocellular carcinoma.

Eur J Gastroenterol Hepatol

February 2025

Department of Hepato-Pancreato-Biliary Surgery and Liver Transplantation, Royal Free Hospital, Royal Free London NHS Foundation Trust, London, UK.

Introduction: Our aim was to assess parameters derived from preoperative blood tests as diagnostic or prognostic markers in patients with operable hepatocellular carcinoma (HCC).

Methods: We included 210 patients who underwent liver resection as the first treatment for suspected hepatocellular adenoma (HCA) or HCC (January 2010-December 2022). Parameters originated from preoperative complete blood count and biochemical blood tests were examined for associations with clinicopathological parameters and survival.

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This case report details the management of a 29-year-old primigravida who presented at 35 weeks of gestation with abdominal pain and vomiting. The patient exhibited tachycardia and fetal bradycardia, with laboratory findings indicating severe anemia and elevated liver enzymes. An emergency cesarean section was performed due to hemodynamic instability, during which a ruptured hepatocellular adenoma (HCA) was discovered, necessitating an atypical left hepatectomy.

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Background: Proanthocyanidins (PACs) from black soybean seed coat have antioxidant and anti-tumorigenic properties. We investigated the anti-tumor properties and mechanisms of action of PACs on colorectal cancer (CRC).

Methods: We fed the APC mice, which are highly susceptible to spontaneous intestinal adenoma formation, diets supplemented with or without PACs for 7 weeks and assessed adverse effects, the number and size of intestinal polyps, and the expression of pro- and anti-proliferative proteins in the intestine.

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Magnetic resonance imaging (MRI) may be time-consuming, expensive, or poorly tolerated by patients with liver lesions. This is a prospective clinical trial designed to evaluate if contrast-enhanced ultrasound (CEUS) can be used to differentiate focal nodular hyperplasia (FNH) from hepatocellular adenoma (HCA) with similar accuracy compared with hepatobiliary agent MRI.Institutional review board approval was obtained (1805450097), and the trial was registered with ClinicalTrials.

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Objective: To investigate the diagnostic performance of Gd-EOB-enhanced magnetic resonance imaging (MRI) for distinguishing focal nodular hyperplasia (FNH) from hepatocellular adenoma (HCA) in children.

Methods: Twenty-two patients (6 with HCA and 16 with FNH) were retrospectively included in this study. After qualitative analyses of MRI, quantitative analyses were performed by calculating the relative signal intensity ratios (SIR) between lesion and liver parenchyma both on precontrast and hepatobiliary phase images.

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Hepatocellular adenomas are relatively rare benign tumors of the liver that primarily develop in young women, particularly those who use oral contraceptive pills. There are 4 distinct subtypes of these tumors. Among them, β-catenin-mutated adenomas constitute approximately 10% to 15% and are notable for their potential to undergo malignant transformation.

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Article Synopsis
  • This study investigates the role of necroptosis-induced inflammation in the progression of chronic liver disease and liver cancer in mice on a Western diet, which is high in fat and sugar.
  • Using mouse models that overexpress necroptosis-related genes (Ripk3 or Mlkl), researchers observed significantly increased liver inflammation, steatosis, and fibrosis compared to control mice on the same diet.
  • After 12 months, a higher percentage of mice with overexpressed genes developed liver tumors (62% for hRipk3-KI and hMlkl-KI mice vs. 28% for control), indicating that necroptosis-related inflammation contributes to liver disease progression in obesity.
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GUCA2A dysregulation as a promising biomarker for accurate diagnosis and prognosis of colorectal cancer.

Clin Exp Med

November 2024

Hematology, Oncology and Stem Cell Transplantation Research Center, Research Institute for Oncology, Hematology and Cell Therapy, Tehran University of Medical Sciences, Tehran, Iran.

Article Synopsis
  • * The study employed extensive analyses of colorectal cancer datasets and imposed a pan-cancer review to find DEGs uniquely linked to colon cancer, confirming GUCA2A's crucial role through various bioinformatics and validation techniques.
  • * GUCA2A showed outstanding diagnostic capability, indicating a strong correlation between its expression and patient outcomes, marking it as a potential biomarker for prognosis and diagnosis in colorectal cancer.
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Pathology and diagnostic approaches to well-differentiated hepatocellular lesions: a narrative review.

J Yeungnam Med Sci

October 2024

Department of Pathology, Molecular and Cell-Based Medicine, Icahn School of Medicine at Mount Sinai, New York, NY, USA.

Article Synopsis
  • * Diagnosing WDHLs is challenging due to their similar appearance, especially when analyzed through needle biopsy.
  • * Proper diagnosis of these lesions is important for effective patient management and understanding prognosis, and this review focuses on their histopathological features and diagnostic methods.
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Article Synopsis
  • A study aimed at understanding colorectal cancer (CRC) biology identified early diagnostic markers through quantitative proteomics of tissue samples from patients with stage I sporadic CRC.
  • Two experiments using advanced mass spectrometry techniques revealed 2,681 proteins, with 284 upregulated and 280 downregulated in adenoma and adenocarcinoma tissues compared to healthy samples.
  • Further investigation of ten dysregulated proteins showed that SLC8A1 and TXNDC17 are crucial for CRC development and could serve as potential early diagnostic markers in plasma tests.
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[Prognostic analysis of 8 patients with hepatic adenoma undergoing allogeneic hematopoietic stem cell transplantation].

Zhonghua Xue Ye Xue Za Zhi

September 2024

Peking University People's Hospital, Peking University Institute of Hematology, National Clinical Research Center for Hematologic Disease, Beijing Key Laboratory of Hematopoietic Stem Cell Transplantation, Beijing 100044, China.

Article Synopsis
  • A study was conducted to assess the safety of patients with hepatic adenoma who underwent allogeneic hematopoietic stem cell transplantation (allo-HSCT) at Peking University People's Hospital over a period from January 2010 to March 2024.
  • Eight patients, mostly with aplastic anemia, were analyzed, with median ages of 23 years and various treatment histories, including androgen use linked to their hepatic adenomas.
  • The findings revealed that despite some complications like CMV anemia and acute GVHD, none of the patients experienced severe liver issues or enlargement of hepatic adenomas post-transplant, indicating that having hepatic adenoma does not increase the risk of mortality associated with the transplantation.
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Article Synopsis
  • - Hepatocellular adenomas (HAs) are liver tumors linked to genetic mutations, with this study focusing on a 17-year-old with multiple HAs and a specific pathogenic mutation known to have a dominant negative effect.
  • - The study identified additional somatic variants in some HAs and revealed significant transcriptomic changes, including alterations in various metabolic pathways, angiogenesis, and immune response.
  • - Findings provide a detailed molecular profile of HAs associated with the identified mutation, paving the way for possible non-surgical treatment strategies by pinpointing new therapeutic targets.
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Article Synopsis
  • PANoptosis is involved in the immune response and cancer development, particularly in hepatocellular carcinoma (HCC), but its clinical implications remain unclear.
  • Research utilized RNA sequencing and single-cell analysis to identify molecular subtypes and associations with PANoptosis, establishing a scoring system to predict clinical outcomes.
  • Patients were classified into low- and high-PANoptosis groups, with high-PANoptosis tumors showing increased immune activity but more aggressive cancer characteristics, along with elevated levels of the protein HSP90AA1 in their circulation.
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Article Synopsis
  • - A systematic review aimed to summarize the methylated circulating tumor DNA (ctDNA) markers for early colorectal cancer (CRC) detection and address technical challenges affecting their use in clinical settings.
  • - Colorectal cancer is a leading cause of cancer deaths, but early detection through non-invasive methylated ctDNA testing could significantly improve treatment outcomes.
  • - The review found 62 relevant studies, identifying key biomarkers like MYO1-G and SEPT9 that show high sensitivity for early-stage CRC, while emphasizing the need to enhance detection methods despite challenges with low ctDNA levels.
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Background: Hepatocellular adenoma (HCA) is a rare benign neoplasm, seldom ascribed as the cause of endocrine and metabolic derangement. We herein report a case of primary amenorrhea, growth arrest and metabolic syndrome. En bloc resection of the tumor normalized all the disturbances.

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Article Synopsis
  • Flavonoids like Hesperetin, which target ACE2 receptors found in lung cancer cells, have been studied for their ability to induce cancer cell death and promote apoptosis in this research on lung tumor-bearing mice.
  • The study utilized Hesperetin nanoparticles (HNPs) combined with anti-CD40 antibodies as an aerosol treatment and assessed its effectiveness through survival rates and overall health metrics in mouse models with different lung cancer cell lines.
  • Results showed that combining HNP and anti-CD40 treatment led to significantly better survival rates and tumor reduction compared to untreated controls, revealing potential for enhanced lung cancer therapies using inhaled flavonoids and immunotherapy.
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Hepatocellular adenomas (HCA) are acquired focal liver lesions, that occur mainly in young-to-middle-aged women who are on long-term estrogen-containing contraceptives or young men after prolonged use of anabolic steroids. Furthermore, distinct underlying diseases, such as obesity, metabolic dysfunction-associated steatotic liver disease, glycogen storage disease, etc. are considered risk factors.

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Hepatocellular adenoma (HCA) and hepatocellular carcinoma (HCC) can be difficult to differentiate but must be diagnosed correctly as treatment and prognosis for these tumors differ markedly. Relevant diagnostic biomarkers are thus needed, and those identified in dogs may have utility in human medicine because of the similarities between human and canine HCA and HCC. A tRNA-derived fragment (tRF), tRNA-Val, is a promising potential biomarker for canine mammary gland tumors but has not previously been investigated in hepatic tumors.

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Article Synopsis
  • Hepatocellular carcinoma (HCC) is a significant global health issue, and there’s a need for better detection and treatment methods, like image-guided surgery.
  • Researchers used phage display techniques to develop peptides that specifically bind to the EpCAM protein found in HCC, achieving high tumor concentration and stability in the bloodstream.
  • The study identified a promising peptide that showed strong binding to HCC cells, effective targeting in animal models, and no signs of toxicity, making it a potential candidate for future cancer diagnostics and therapy.
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The term "glycation compounds" comprises a wide range of structurally diverse compounds that are formed endogenously and in food the Maillard reaction, a chemical reaction between reducing sugars and amino acids. Glycation compounds produced endogenously are considered to contribute to a range of diseases. This has led to the hypothesis that glycation compounds present in food may also cause adverse effects and thus pose a nutritional risk to human health.

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Hepatocellular adenomas with severe intra-abdominal bleeding, related to an underlying coagulation disorder: a case report.

J Med Case Rep

August 2024

Erasmus MC Transplant Institute, Department of Surgery, Division of Hepatobiliary and Transplantation Surgery, University Medical Center Rotterdam, Office RG-220, Dr. Molewaterplein 40, 3015 GD, Rotterdam, the Netherlands.

Background: Hepatocellular adenoma is a rare benign liver tumor. Typically, hepatocellular adenomas are solitary and are found in young women who use estrogen-containing contraceptives. The occurrence of multiple hepatocellular adenoma has been linked to higher body mass index, and as the prevalence of overweight increases, multiple hepatocellular adenomas are seen more often.

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