Atlas-based segmentation of degenerated lumbar intervertebral discs from MR images of the spine

…, R Speller, G Panayiotakis… - IEEE transactions on …, 2009 - ieeexplore.ieee.org
Intervertebral disc degeneration is an age-associated condition related to chronic back pain,
while its consequences are responsible for over 90% of spine surgical procedures. In …

Breast cancer diagnosis: analyzing texture of tissue surrounding microcalcifications

…, NS Arikidis, EA Likaki, GS Panayiotakis… - IEEE transactions on …, 2008 - ieeexplore.ieee.org
The current study investigates texture properties of the tissue surrounding microcalcification
(MC) clusters on mammograms for breast cancer diagnosis. The case sample analyzed …

A wavelet-based spatially adaptive method for mammographic contrast enhancement

…, L Costaridou, G Panayiotakis - Physics in Medicine & …, 2003 - iopscience.iop.org
A method aimed at minimizing image noise while optimizing contrast of image features is
presented. The method is generic and it is based on local modification of multiscale gradient …

Patient and staff dosimetry in vertebroplasty

…, HB Delis, S Kottou, AD Kelekis, GS Panayiotakis - Spine, 2006 - journals.lww.com
Study Design. Eleven vertebroplasty operations were studied in terms of radiation dose.
Objective. Doses to patients and staff associated with vertebroplasty were measured. …

Muscle cross-sectional area segmentation in transverse ultrasound images using vision transformers

…, G Economou, E Panagiotopoulos, G Panayiotakis - Diagnostics, 2023 - mdpi.com
Automatically measuring a muscle’s cross-sectional area is an important application in clinical
practice that has been studied extensively in recent years for its ability to assess muscle …

Modeling granular phosphor screens by Monte Carlo methods

…, DA Cavouras, HB Delis, GS Panayiotakis - Medical …, 2006 - Wiley Online Library
The intrinsic phosphor properties are of significant importance for the performance of phosphor
screens used in medical imaging systems. In previous analytical‐theoretical and Monte …

Automatic extraction of muscle parameters with attention UNet in ultrasonography

…, G Economou, E Panagiotopoulos, G Panayiotakis - Sensors, 2022 - mdpi.com
Automatically delineating the deep and superficial aponeurosis of the skeletal muscles from
ultrasound images is important in many aspects of the clinical routine. In particular, finding …

Multi-input deep learning approach for cardiovascular disease diagnosis using myocardial perfusion imaging and clinical data

…, TI Spyridonidis, ND Papathanasiou, GS Panayiotakis - Physica Medica, 2021 - Elsevier
Purpose Accurate detection and treatment of Coronary Artery Disease is mainly based on
invasive Coronary Angiography, which could be avoided provided that a robust, non-invasive …

Classification of lung nodule malignancy in computed tomography imaging utilising generative adversarial networks and semi-supervised transfer learning

…, ND Papathanasiou, GS Panayiotakis - Biocybernetics and …, 2021 - Elsevier
The pulmonary nodules' malignancy rating is commonly confined in patient follow-up; examining
the nodule's activity is estimated with the Positron Emission Tomography (PET) system …

Patient doses in common diagnostic X-ray examinations

…, TG Petsas, GS Panayiotakis - Radiation protection …, 2019 - academic.oup.com
A local survey was conducted, to evaluate the radiation dose to adult patients who underwent
diagnostic X-ray examinations. Patient-related and technical data were recorded, in 1504 …