Κωνσταντίνος Γεωργίου

ORCID: 0000-0003-3615-2500
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About
Contact & Profiles
Research Areas
  • Surgical Simulation and Training
  • Optimization and Search Problems
  • Cardiac, Anesthesia and Surgical Outcomes
  • Artificial Intelligence in Healthcare and Education
  • Anatomy and Medical Technology
  • Colorectal Cancer Screening and Detection
  • Complexity and Algorithms in Graphs
  • Gut microbiota and health
  • Machine Learning and Algorithms
  • Robotic Path Planning Algorithms
  • Radiomics and Machine Learning in Medical Imaging
  • Simulation-Based Education in Healthcare
  • Pancreatic and Hepatic Oncology Research
  • Augmented Reality Applications
  • Gallbladder and Bile Duct Disorders
  • Innovations in Medical Education
  • Auction Theory and Applications
  • Lymphoma Diagnosis and Treatment
  • Additive Manufacturing and 3D Printing Technologies
  • RNA modifications and cancer
  • Advanced Image and Video Retrieval Techniques
  • Enhanced Recovery After Surgery
  • Colorectal Cancer Surgical Treatments
  • Manufacturing Process and Optimization
  • Additive Manufacturing Materials and Processes

Hippocration General Hospital
2020-2024

National and Kapodistrian University of Athens
2017-2024

Aristotle University of Thessaloniki
2024

Aretaeio Hospital
2024

University of Tennessee at Knoxville
2023-2024

University of Western Macedonia
2024

Toronto Metropolitan University
2014-2023

Laiko General Hospital of Athens
2010-2022

Heidelberg University
2021

University of Washington
2021

Most healthcare providers are unaware of the extraordinary opportunities for implementation in which can be enabled by 5G wireless networks. created enormous a myriad new technologies, resulting an integrated through 'ecosystem'. Although immense, medicine is slow to change, as manifest paucity new, innovative applications based upon this ecosystem. Thus, emerges need "avoid technology surprise" - both laparoscopic and robotic assisted minimally invasive surgery were delayed years because...

10.4293/jsls.2021.00064 article EN cc-by-nc-nd JSLS Journal of the Society of Laparoscopic & Robotic Surgeons 2021-01-01

DNA repair mechanisms are fundamental for B cell development, which relies on the somatic diversification of immunoglobulin genes by V(D)J recombination, hypermutation, and class switch recombination. Their failure is postulated to promote genomic instability malignant transformation in cells. By performing targeted sequencing 73 key 29 lymphoma samples, germline mutations were identified various pathways, mainly diffuse large lymphomas (DLBCLs). Mutations mismatch (EXO1, MSH2, MSH6)...

10.1084/jem.20122842 article EN cc-by-nc-sa The Journal of Experimental Medicine 2013-08-19

Background Epstein-Barr virus (EBV) encodes six nuclear transformation-associated proteins that induce extensive changes in cellular gene expression and signaling B-cell transformation. The role of HIF1A EBV-induced immortalization has not been previously studied. Methods Findings Using Western blotting Q-PCR, we found protein is stabilized EBV-transformed lymphoblastoid cells. blotting, GST pulldown assays, immunoprecipitation showed EBV-encoded antigens EBNA-5 EBNA-3 bind to...

10.1371/journal.pone.0042072 article EN cc-by PLoS ONE 2012-07-27

In view of their superior soft tissue contrast compared to computed tomography, magnetic resonance images are commonly involved in stereotactic radiosurgery/radiotherapy applications for target delineation purposes. It is known, however, that geometrically distorted, thus deteriorating dose delivery accuracy. The present work focuses on the assessment geometric distortion inherent used treatment planning and attempts quantitively evaluate consequent impact delivery. distortions 3 clinical...

10.1177/1533034617735454 article EN cc-by-nc Technology in Cancer Research & Treatment 2017-10-11

Semantic segmentation in large-scale aerial images is an extremely challenging task. On one hand, the limited ground truth, as compared to vast area cover, greatly hinders development of supervised representation learning. other large footprint from remote sensing raises new challenges for semantic segmentation. In addition, complex and ever changing image acquisition conditions further complicate problem where domain shifting commonly occurs. this paper, we exploit self-supervised...

10.1109/wacv56688.2023.00379 article EN 2022 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV) 2023-01-01

Malnutrition is a major issue in gastrointestinal perioperative situations, as only 40% of malnourished patients are finally treated. This literature review investigates the inconsistencies regarding diagnostic approach to both preoperative and postoperative various underlying causes, well efficiency therapeutic regimens. A search was conducted until August 2023 MEDLINE Scopus. Clinical studies involving nutritional assessment adult surgery during last 10 years were included present review....

10.20524/aog.2024.0867 article EN Annals of Gastroenterology 2024-01-01

This paper focuses on semi-supervised object detection (SS-OD) for its tolerance to small amounts of training samples, which is common in real-world applications. Pseudo-label-based approaches have been the mainstream SS-OD. In this paper, we first show impact accurate pseudo-labeling and challenge producing such labels. contrast prior research that predominantly focused refining main model enhance localization, introduces a novel strategy, where standalone “Teaching Assistant” or simply...

10.18845/tm.v38i2.7166 article EN cc-by-nc-nd Revista Tecnología en Marcha 2025-04-08

Abstract It has recently been proposed that the study of microbial dynamics in humans may gain insights from island biogeographical theory. Here, we test whether diversity intratumoral microbiota colorectal cancer tumors (CRC) follows a power law with tumor size akin to species-area relationship. We confirm direct correlation between quantity Amplicon Sequence Variants (ASVs) within CRC and sizes, following (log)power model, explaining 47% variation. Understanding processes involved,...

10.1186/s13099-024-00631-x article EN cc-by Gut Pathogens 2024-07-07
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