664 results match your criteria: "University of Rome "Tor Vergata" - Viale Oxford 81[Affiliation]"

Mucinous carcinoma of the breast, also known as colloid carcinoma, is an uncommon type of differentiated adenocarcinoma, representing only 2% of all invasive breast carcinomas. It usually occurs in women ≥ 60 years of age. Mucinous carcinoma is characterized by clusters of epithelial tumour cells suspended in pools of extracellular mucin and is further divided in 2 subgroups, pure and mixed.

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The role of laparoscopy in rectal cancer surgery has evolved considerably since the early 2000s. Initial randomized trials, such as COLOR II and COREAN, indicated that laparoscopic approaches offered similar pathological outcomes with better postoperative recovery than open surgery. In contrast, trials like ACOSOG Z6051 and ALaCaRT suggested noninferiority could not be established.

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Objectives: This study aims to report on the application of degradable starch microspheres to provide flow diversion by means of temporary embolization of healthy tissues in oncological endovascular procedures when tumor feeding vessels are not selectively accessible.

Methods: This is a multicenter retrospective analysis of patients undergoing visceral embolization procedures of malignancies. The inclusion criteria were as follows: flow diversion performed by injection of degradable starch microspheres, visceral embolization procedures with unfeasible superselective catheterism of the target, and a malignant pathology.

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Background: Prostate cancer is the most common diagnosed tumor and the fifth cancer related death among men in Europe. Although several genetic alterations such as ERG-TMPRSS2 fusion, MYC amplification, PTEN deletion and mutations in p53 and BRCA2 genes play a key role in the pathogenesis of prostate cancer, specific gene alteration signature that could distinguish indolent from aggressive prostate cancer or may aid in patient stratification for prognosis and/or clinical management of patients with prostate cancer is still missing. Therefore, here, by a multi-omics approach we describe a prostate cancer carrying the fusion of TMPRSS2 with ERG gene and deletion of 16q chromosome arm.

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Axillary lymph node dissection in breast cancer patients: obsolete or still necessary?

Lancet Reg Health Eur

December 2024

Breast Unit Policlinico Tor Vergata, Department of Surgical Science, Tor Vergata University, Viale Oxford 81, 00133, Rome, RM, Italy.

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Article Synopsis
  • * Understanding inherited traits is essential for making decisions regarding allogeneic hematopoietic cell transplants (allo-HCT) and choosing suitable donors.
  • * The case of a 49-year-old woman with JAK2 V617F-positive primary myelofibrosis (PMF) illustrates the significance of genetic findings, including a variant in the SH2B3 gene, in clinical management and genetic counseling for transplant options.
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Introduction: The NOTCH3 gene encodes for an evolutionarily conserved protein, whose functions encompass both embryonic cell proliferation and adult tissue-specific differentiation. Among others, a pivotal role in maintaining functional integrity of neurovascular unit (NVU) is supported by the association of several NOTCH3 gene mutations with neuroimaging markers of cerebral small vessel disease (SVD). Indeed, a pathogenic role of NOTCH3 is recognised in cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy (CADASIL).

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Multiparametric MRI in primary cerebral lymphoma: Correlation between diffusion kurtosis imaging (DKI), dynamic contrast enhanced (DCE) and dynamic Susceptibility contrast (DSC) MRI techniques.

Phys Med

January 2025

Neuroradiology Unit, University Hospital of Rome Tor Vergata, Viale Oxford 81, Rome 00133, Italy; Department of Biomedicine and Prevention, University of Rome Tor Vergata, Via Montpellier 1, Rome 00133, Italy.

Article Synopsis
  • - The study investigates the reliability of Diffusion Kurtosis Imaging (DKI) parameters by comparing them with perfusion metrics from Dynamic Contrast Enhanced (DCE) and Dynamic Susceptibility Contrast (DSC) MRI techniques in primary central nervous system lymphoma (PCNSL) patients.
  • - Analysis of 15 lesions from patients with Epstein-Barr Virus negative PCNSL showed significant correlations, notably between DKI parameters and both DCE/DSC metrics, suggesting that DKI adds valuable insights beyond traditional diffusion models.
  • - The findings indicate a strong inverse correlation between several DKI parameters and perfusion metrics, pointing to DKI's potential to enhance understanding of tumor characteristics and inform clinical practices.
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This study aimed to study the inner retina functional and morphological impairment of retinal ganglion cells (RGCs) from specific macular rings and sectors to identify whether selective macular regions were more vulnerable than others within the 20 central degrees in patients with open-angle glaucoma (OAG). In total, 21 OAG patients [mean age 50.19 ± 7.

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ApoE: The Non-Protagonist Actor in Neurological Diseases.

Genes (Basel)

October 2024

Clinical Neurochemistry Unit and Biobank, IRCCS Santa Lucia Foundation, Via Ardeatina, 306/354, 00179 Rome, Italy.

Article Synopsis
  • - ApoE is a glycoprotein critical for lipid transport and metabolism, with the E4 allele being a known risk factor for Alzheimer's disease and potentially other neurological disorders like Parkinson's disease and brain trauma.
  • - Recent findings suggest that the E4 allele is linked to worse clinical outcomes in various neurological conditions, mainly through its role in processes like amyloid-β accumulation and neuroinflammation.
  • - This review aims to summarize the role of ApoE in neurodegenerative diseases and discuss the ethical considerations surrounding genetic testing for APOE variants, emphasizing its clinical significance.
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Beyond the Obesity Paradox: Analysis of New Prognostic Factors in Transcatheter Aortic Valve Implantation Procedure.

J Cardiovasc Dev Dis

November 2024

Department of Biomedicine and Prevention Division of Diagnostic Imaging, University of Rome "Tor Vergata", Viale Oxford 81, 00133 Rome, Italy.

Article Synopsis
  • The study aimed to investigate the relationship between CT measurements of fat, body mass index (BMI), and the role of sarcopenia in early and long-term complications following transcatheter aortic valve implantation (TAVI).
  • Researchers analyzed data from 85 patients, finding significant positive correlations between fat measurements and BMI, as well as a negative relation between fat density and quantity.
  • The results confirmed the 'obesity paradox,' indicating that being overweight or obese can be beneficial for TAVI outcomes, while sarcopenia is linked to poorer prognosis, highlighting the potential of using CT for better patient outcome predictions.
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Background: The role of Vascular risk factors (VRFs) in the progression of Alzheimer's Disease (AD) and cognitive decline remains to be elucidated, with previous studies resulting in conflicting findings. The possible impact of age-specific mechanisms of resilience/vulnerability is an under addressed issue. We evaluated the association of VRFs with markers of amyloid deposition, neurodegeneration, and blood-brain-barrier (BBB) permeability (Albumin quotient, Qalb), stratifying patients into early-onset (< 65, EOAD), classic late-onset (65-75, cLOAD) and very late-onset (> 75, vLOAD), to evaluate the moderating effect of age of onset.

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Assessment of trabecular bone score (TBS) in the prediction of vertebral fracture in postmenopausal osteoporosis.

Bone

January 2025

Department of Clinical, Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome, Viale del Policlinico 155, 00161, Rome, Italy. Electronic address:

The study aimed to evaluate the role of trabecular bone score (TBS) as determinant in the risk for vertebral fracture (VF) and define specific TBS threshold/s in women with postmenopausal osteoporosis. We studied 107 women with postmenopausal osteoporosis characterized by L1-L4 T-score ≤ -3.0 with (group 1) and without (group 2) VF, or L1-L4 T-score ≤ -1.

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: The reconstruction of large breasts carries a heightened risk profile. While skin-reducing mastectomy (SRM) techniques facilitate the correction of breast ptosis, they are frequently associated with a high incidence of vascular complications. This study compares two SRM techniques-the horizontal incision and the classic inverted T incision-by examining their clinical and surgical outcomes.

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Exploring Intra-Articular Administration of Monoclonal Antibodies as a Novel Approach to Osteoarthritis Treatment: A Systematic Review.

Biomedicines

September 2024

Department of Orthopaedics and Traumatology, "Policlinico Tor Vergata" Foundation, Viale Oxford 81, 00133 Rome, Italy.

Biological drugs, including monoclonal antibodies, represent a revolutionary strategy in all fields of medicine, offering promising results even in the treatment of osteoarthritis (OA). However, their safety and efficacy have not been fully validated, highlighting the need for in-depth studies. Therefore, we provided a comprehensive systematic review of the intra-articular use of monoclonal antibodies for the treatment of OA in animal models, reflecting ongoing efforts to advance therapeutic strategies and improve patient outcomes.

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Background: The aim of the present study was to compare the vertical dimension changes, before and after treatment, in two groups of growing patients, one group treated with clear aligner therapy versus a group treated with Quad-helix and bite-block therapy.

Methods: The studied sample was composed of n. 40 patients (20 females and 20 males with a mean age of 8.

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In the pathophysiology of osteoarthritis and osteoporosis, articular cartilage and bone represent the target tissues, respectively, but muscle is also involved. Since many changes in energy metabolism occur in muscle with aging, the aim of the present work was to investigate the involvement of carnitine palmitoyl transferase 1b (Cpt1b) in the muscle pathophysiology of the two diseases. Healthy subjects (CTR, = 5), osteoarthritic (OA, = 10), and osteoporotic (OP, = 10) patients were enrolled.

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Unilateral genu valgum associated to vitamin D deficiency: A multidisciplinary approach in a patient followed from 3 to 21 years - A case report.

Int J Surg Case Rep

December 2024

Department of Clinical Sciences and Translational Medicine, Section of Orthopaedics and Traumatology, University of Rome "Tor Vergata", Viale Oxford 81, 00133 Rome, Italy.

Introduction: Lower limb postural deformities are usually bilateral and in the majority of cases tend to spontaneous correction without any treatment. On the contrary, unilateral genu valgum is a rare deformity in children, it is frequently associated with systemic pathological conditions and require a specific treatment.

Presentation Of Case: A three-year-old child affected by severe unilateral left genu valgum was followed by a multidisciplinary team.

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Background: The predictors of intracranial haemorrhagic transformation (HT) in acute ischaemic stroke (AIS) patients undergoing dual antiplatelet therapy (DAPT) are not well known.

Objectives: The aim of this study is to identify the possible clinical and radiological predictors of HT in patients, irrespective of clinical indication for this treatment.

Design: This study is a monocentric cohort retrospective study.

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Background: This study evaluates the procedural efficacy and patient experience of Contrast Enhanced Mammography (CEM)-guided biopsies performed in a prone position using the Giotto Class 30,000 system. The emphasis is on the procedural advantages and clinical outcomes for "enhancing-only lesions" (EOLs).

Methods: A retrospective analysis of 524 CEM examinations conducted from December 2023 to June 2024 at a tertiary referral center was performed.

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Article Synopsis
  • Melanoma in situ of the nipple is rare and not well-documented, making diagnosis difficult due to various potential conditions affecting the nipple-areola area.
  • A case is presented of a patient with cosmetic bilateral breast implants who reported eczema on her left nipple-areola complex and had suspicious microcalcifications found on a mammogram.
  • The patient was ultimately diagnosed with nipple melanoma and also had ductal carcinoma in situ in the same breast.
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Article Synopsis
  • Vacuum-assisted excision (VAE) is becoming a popular method for managing B3 breast lesions, but its long-term imaging effects are not well documented in existing literature.
  • This case report discusses a challenging instance where the VAE site appeared as a mass, resembling breast cancer, which raises concerns about imaging interpretation.
  • The authors aim to enhance understanding of the ultrasound and mammographic features of the area post-VAE to improve radiological knowledge and practices.
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Orexins/hypocretins are neuropeptides produced by the hypothalamic neurons, binding two G-protein coupled receptors (orexin 1 and orexin 2 receptors) and playing a critical role in regulating arousal, wakefulness, and various physiological functions. Given the high prevalence of sleep disturbances in Alzheimer's disease (AD) and their reported involvement in AD pathophysiology, the orexin system is hypothesized to contribute to the disease pathogenesis. Specifically, recent evidence suggests that orexin's influence may extend beyond sleep regulation, potentially affecting amyloid-β and tau pathologies.

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Measles is a highly contagious viral disease spread through respiratory droplets. The number of reported cases increased worldwide in 2023, particularly in the European Region. Italy reported 213 cases in the first quarter of 2024, with most of them in unvaccinated adults aged 15-64.

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Background: Machine learning models learn about general behavior from data by finding the relationships between features. Our purpose was to develop a predictive model to identify and predict which subset of colorectal cancer patients are more likely to experience chemotherapy-induced toxicity and to determine the specific attributes that influence the presence of treatment-related side effects.

Methods: The predictor was general toxicity, and for the construction of our data training, we selected 95 characteristics that represent the health state of 74 patients prior to their first round of chemotherapy.

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