Publications by authors named "O J Hahn"

Interpreting postmortem concentrations of 3,4-Methylenedioxymethamphetamine (MDMA) remains challenging due to the wide range of reported results and the potential idiosyncratic nature of MDMA toxicity. Consequently, forensic pathologists often rely on a body of evidence to establish conclusions regarding the cause and the manner of death in death involving MDMA. Given these issues, implementing pharmacogenetics' (PGx)' testing may be beneficial.

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Introduction: Adjuvant pembrolizumab versus placebo significantly improved disease-free survival (DFS) in renal cell carcinoma (RCC) patients at high risk of recurrence following nephrectomy in KEYNOTE-564 trial (NCT03142334). The objective of this study was to evaluate efficacy and safety of adjuvant pembrolizumab in a real-world setting.

Methods: In this multicenter retrospective study, RCC patients receiving adjuvant pembrolizumab between 01/22 and 10/23 at seven tertiary referral centers were included.

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Introduction: This study aims to evaluate the impact of preoperative ureteral stenting on postoperative outcomes, especially the incidence of urinoma, in patients with complex renal tumors undergoing nephron-sparing surgery.

Methods: A retrospective analysis of 35 patients who received preoperative ureteral stenting prior to nephron-sparing surgery for complex tumors at the University Hospital of Würzburg between 2002 and 2021. A control group of 115 patients was established through 1:3 propensity score matching based on age, gender, T-stage, and RENAL score.

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Background: Cyclin-dependent kinase 4 and 6 inhibitors (CDK4/6i) have improved the efficacy of endocrine therapy in hormone receptor-positive (HR+)/human epidermal growth factor receptor 2-negative (HER2-) breast cancer (BC) and are now used in both early-stage and metastatic disease. Recent case reports suggest that pseudo-serum creatinine (Scr) elevations are likely a class effect of CDK4/6i.

Methods: This single-center retrospective analysis included patients aged ≥18 years who received at least one dose of palbociclib, ribociclib, or abemaciclib for the treatment of HR+/HER2- BC in the early or advanced setting.

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Article Synopsis
  • This study explores the Double-vein Embolization technique used to enhance liver remnant size before major liver surgeries, with a focus on initial experiences at Semmelweis University, Hungary.
  • Over a period of 16 procedures, results showed a 100% technical success rate with minimal complications, and significant increases in future liver remnant volume and function, indicating the technique's effectiveness.
  • While outcomes align with existing literature, the authors emphasize the need for more research to determine how to best incorporate Double-vein Embolization into standard clinical practice.
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