3,000 results match your criteria: "Irvine--Medical Center[Affiliation]"

Clinical Use of Dostarlimab in Advanced Stage and Recurrent Endometrial Cancer: Patient Selection and Perspectives.

Cancer Manag Res

January 2025

Department of Gynecologic Oncology, University of California, Irvine-Medical Center, Orange, California, USA.

Endometrial cancer (EC) is the most common gynecologic cancer in developed nations with reported 420,368 new cases worldwide in 2022 and resulting in 97,723 deaths that year; it is also one of the few cancers with expected increases in incidence and mortality, which are expected to increase by 50% and 70%, respectively, by 2045. The mortality from EC can largely be attributed to the advanced stage and recurrent cases. Over the past decade, the standard of care for treatment of primary advanced stage and recurrent EC has been chemotherapy, resulting in a median overall survival (OS) of less than 3 years.

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Despite the incremental improvement of survival with systemic therapy in metastatic gastric cancer (GC), the outcomes of patients with peritoneal carcinomatosis (PC) remain poor. The limited effectiveness of systemic therapy is attributed to the blood-peritoneal barrier and anarchic intra-tumoral circulation, which reduce the penetration of systemic therapy. Approaches that incorporate intraperitoneal (IP) chemotherapy, in addition to systemic therapies, may be a viable alternate strategy.

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Some CLL patients who develop progressive disease (PD) during treatment with covalent Bruton tyrosine kinase inhibitors (cBTKi) acquire pathway resistance mutations in BTK or PLCG2. Here, we report gene mutation data from paired baseline and PD peripheral blood samples from 52 patients (zanubrutinib, n=24; ibrutinib, n=28) who, at an early median follow-up time of 25.7 months, progressed on zanubrutinib or ibrutinib treatment in the ALPINE trial (NCT03734016).

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Introduction: Low grade appendiceal mucinous neoplasms (LAMN) are indolent tumors that lack invasive potential but may present as pseudomyxoma peritonei. Cytoreductive surgery (CRS) and hyperthermic intraperitoneal chemotherapy (HIPEC) significantly improves both overall and recurrence free survival. While systemic chemotherapy is generally considered ineffective for LAMN, little literature is available to support this notion.

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Background And Objective: Positive surgical margins (PSMs) following radical prostatectomy (RP) have been seen as inherently unfavorable. However, a large international multi-institutional study recently revealed that unifocal PSMs (UPSMs) had no impact on prostate cancer-specific mortality (PCSM), whereas multifocal PSMs (MPSMs) did. Our aim was to assess the relative impact of PSMs versus percentage tumor volume (PTV) on PCSM.

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Female Representation Among Head and Neck Surgical Oncology Publications.

Head Neck

January 2025

Department of Otolaryngology-Head and Neck Surgery, University of California, Irvine Medical Center, Orange, California, USA.

Background: There is lower female representation within academic medicine. We aimed to investigate female authorship (FA) and female-held chair or program director (PD) positions within head and neck oncology (HNO).

Methods: Articles authored by females about microvascular and reconstructive surgery (MRS) and transoral robotic surgery (TORS) were identified.

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Patients with relapsed/refractory (R/R) diffuse large B-cell lymphoma (DLBCL) progressing after chimeric antigen receptor T-cell therapy (CAR T) have dismal outcomes. The prespecified post-CAR T expansion cohort of the ELM-1 study investigated the efficacy and safety of odronextamab, a CD20×CD3 bispecific antibody, in patients with disease progression after CAR T. Sixty patients received IV odronextamab weekly for 4 cycles followed by maintenance until progression.

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Association of residency application data with subsequent general surgery residency graduate performance.

Surgery

December 2024

Department of Surgery, Harbor-UCLA (University of California, Los Angeles) Medical Center, Torrance, CA; The Lundquist Institute, Torrance, CA. Electronic address:

Article Synopsis
  • The study examines the relationship between residency application data and the subsequent performance of surgical graduates, focusing on traits like surgical judgment, leadership, and medical knowledge.
  • Despite evaluating 258 graduates and various factors such as USMLE scores and clerkship honors, the findings reveal only weak associations with overall performance ratings.
  • Ultimately, the research concludes that the analyzed preresidency variables do not effectively predict residency graduate performance, suggesting a disconnect between application data and actual performance in residency.
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EMS Pediatric Trauma Transport: Do Disparities Exist?

J Pediatr Surg

December 2024

Division of Pediatric General & Thoracic Surgery, Children's Hospital Orange County, Orange, CA, USA; Department of Surgery, University of California Irvine Medical Center, Orange, CA, USA. Electronic address:

Introduction: Trauma is the leading cause of disability and death among children in the United States. Optimal outcomes are achieved at pediatric trauma centers (PTCs), which are specialized to address the unique needs of this population. Disparities in trauma have been reported, affecting optimal delivery of care.

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Background: Thrombotic microangiopathy (TMA) is a rare, life-threatening disorder characterized by microangiopathic hemolytic anemia, thrombocytopenia, and end-organ damage. Atypical hemolytic uremic syndrome (aHUS) is even less common, comprising less than 10% of hemolytic uremic syndrome (HUS) cases. aHUS in postpartum is associated with poor maternal outcomes, with the majority of cases resulting in end-stage renal disease.

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Background: Successful nipple-areolar complex (NAC) reconstruction greatly influences patient outcomes for transgender patients undergoing chest masculinization. Despite the recent rise in case volume, little is known on designing the ideal NAC that maintains its aesthetics in dynamic settings. This study aimed to examine the characteristics of male NACs and their dimensional variability to help develop guidelines on designing the neo-NAC.

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This randomized phase III trial aimed to determine whether treatment with cisplatin and volume-directed radiation followed by carboplatin and paclitaxel for four cycles (chemoradiotherapy [C-RT]) increased recurrence-free survival (RFS) and overall survival (OS) when compared with carboplatin and paclitaxel for six cycles (chemotherapy [CT]) in locally advanced endometrial cancer (UC). Previously reported results showed that C-RT did not improve RFS compared with CT. Here we report the final OS analysis.

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Background: Previous studies revealed diabetes mellitus subjects tend to have persistent apical periodontitis. Regenerative stem cells therapy through endodontic procedure is hoped to be a solution. This study assessed bone regeneration in diabetic rats with apical periodontitis through histopathological analysis of osteoblasts and immunohistochemical analysis of runt-related transcription factor 2 (Runx2) and Osterix.

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Many medical conditions impair proprioception but there are few easy-to-deploy technologies for assessing proprioceptive deficits. Here, we developed a method-called "OpenPoint"-to quantify upper extremity (UE) proprioception using only a webcam as the sensor. OpenPoint automates a classic neurological test: the ability of a person to use one hand to point to a finger on their other hand with vision obscured.

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Article Synopsis
  • - The study developed a nomogram to predict the likelihood of pelvic lymph node metastases (ypN+) after neoadjuvant chemotherapy in nonmetastatic muscle-invasive bladder cancer patients, finding that ypN+ is linked to worse overall survival.
  • - Data from 6,194 patients were analyzed, revealing that 22.8% of high-risk patients had ypN+, compared to only 8.0% in the low-risk group, with high-risk patients experiencing significantly shorter survival (36.1 vs. 74.0 months).
  • - Key factors contributing to the nomogram included age, time from diagnosis to treatment, and the tumor’s histology and stage, making it a valuable tool for assessing risk
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Beyond fat: Does semaglutide affect lean mass?

Clin Nutr

January 2025

Center for Global Health Research, Saveetha Medical College and Hospitals, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, India; Biotechnology Research Center, Pharmaceutical Technology Institute, Mashhad University of Medical Sciences, Mashhad, Iran; Applied Biomedical Research Center, Mashhad University of Medical Sciences, Mashhad, Iran. Electronic address:

Article Synopsis
  • The paper discusses the effects of semaglutide, a GLP-1 receptor agonist, particularly focusing on its influence on lean mass in addition to its weight loss benefits.
  • While some studies show that semaglutide leads to a reduction in both lean and fat mass, others indicate an increase in lean mass relative to total body mass.
  • The mixed results highlight the need for further research, especially given the increasing use of semaglutide in treatments.
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•Mirvetuximab soravtansine (MIRV) is used in the treatment of FRα positive, platinum-resistant epithelial ovarian cancer.•MIRV is associated with ocular events, leading to dose delays, dose reductions, and discontinuations of chemotherapy.•Mitigation strategies to prevent treatment disruption have historically relied on corticosteroid and lubricating drops.

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Background: Gastroesophageal reflux disease (GERD) is a common adverse effect after metabolic and bariatric surgery (MBS). Identifying patients with preexisting GERD is critical for preoperative planning. The American Foregut Society (AFS) recently proposed a new endoscopic classification system for objective assessment of the esophagogastric junction (EGJ) integrity, building upon the Hill classification.

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Implementing novel diagnostic and therapeutic strategies to improve population health outcomes and equity in kidney disease, dialysis therapies, and transplantation.

Curr Opin Nephrol Hypertens

January 2025

American Heart Association Comprehensive Hypertension Center at the University of California Irvine Medical Center, Division of Nephrology, Hypertension and Kidney Transplantation, Department of Medicine, University of California Irvine School of Medicine, Orange.

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Introduction: Barrett esophagus (BE) is the precursor to esophageal adenocarcinoma (EAC). We aimed to assess performance, safety, and tolerability of the EsoGuard (EG) assay on samples collected nonendoscopically with the EsoCheck (EC) device (EG/EC) for BE detection in the intended-use population meeting American College of Gastroenterology guideline criteria (chronic gastroesophageal reflux disease and 3+ additional risk factors).

Methods: We performed a prospective, multicenter study (NCT04293458) to assess EG performance (primary endpoint) on cells collected with EC, for detection of BE and EAC using esophagogastroduodenoscopy (EGD) and biopsies as the comparator.

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Article Synopsis
  • Upper tract urothelial carcinoma (UTUC) presents diagnostic and treatment challenges, highlighting the need for new biomarkers for tumor detection.
  • * In a study of 139 UTUC cases, Keratin 17 (KRT17) showed significantly higher expression in malignant tumors compared to normal tissue, particularly in noninvasive and invasive forms.
  • * The KRT17 marker demonstrated strong sensitivity (91%) and specificity (69%) for distinguishing benign from malignant tumors, suggesting its potential utility in future diagnostic practices.
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Article Synopsis
  • Enfortumab vedotin (EV) and pembrolizumab (P) are standard treatments for advanced urothelial carcinoma, and this study investigates the safety of combining EV with radiation therapy (RT).
  • The study involved nine patients who received EV and RT simultaneously, focusing on the side effects of radiation and symptom relief.
  • Results showed that adverse effects were mostly mild, with significant symptom relief achieved; further research is suggested for broader conclusions.
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Diagnostic and therapeutic challenges in implementing hypertension management after kidney transplantation.

Curr Opin Nephrol Hypertens

January 2025

American Heart Association Comprehensive Hypertension Center at the University of California Irvine Medical Center, Division of Nephrology, Hypertension and Kidney Transplantation, Department of Medicine, University of California Irvine School of Medicine, Orange, California.

Article Synopsis
  • Blood pressure (BP) measurement and hypertension management in kidney transplant recipients (KTR) are not well-established, emphasizing the need for effective practices.
  • The gold standard for diagnosing hypertension in KTR is 24-hour ambulatory BP monitoring, with suggested targets varying over time post-transplant.
  • Standard BP management should incorporate unique post-transplant challenges, with a need for further research on new treatment options for resistant hypertension in this population.
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