Results 31 to 40 of about 1,088,040 (302)

Comparison of Organs at Risk Dose in Conventional (2-Dimensional) and Conformal (3-Dimensional) Radiotherapy of Seminoma

open access: yesمجله دانشکده پزشکی اصفهان, 2018
مقدمه: هدف از انجام این مطالعه، پیش‌بینی و مقایسه‌ی توزیع دز در اعضای حیاتی سالم در پرتودرمانی سرطان بیضه از نوع سمینومای مرحله‌ی 1 برای دز یکسان به حجم هدف در دو روش دو بعدی (2 Dimensional) مرسوم و سه ‌بعدی (3 Dimensional) تطبیقی بود.
Hamid Ghaznavi   +3 more
doaj   +1 more source

Procuring organs for transplantation : a European perspective [PDF]

open access: yes, 1998
Background: The shortage of organs for transplant In Europe has been considerable for many years. A number of different policies have been implemented in an attempt to address this problem.
Randhawa, Gurch
core   +2 more sources

Evaluating the Effectiveness of Deep Learning Contouring across Multiple Radiotherapy Centres

open access: yesPhysics and Imaging in Radiation Oncology, 2022
Background and purpose: Deep learning contouring (DLC) has the potential to decrease contouring time and variability of organ contours. This work evaluates the effectiveness of DLC for prostate and head and neck across four radiotherapy centres using a ...
Zoe Walker   +9 more
doaj   +1 more source

Interobserver variability in organ at risk delineation in head and neck cancer

open access: yesRadiation Oncology, 2021
Background In radiotherapy inaccuracy in organ at risk (OAR) delineation can impact treatment plan optimisation and treatment plan evaluation. Brouwer et al.
J. van der Veen   +4 more
doaj   +1 more source

Medication Risk and Polypharmacy in Minority Older Adults [PDF]

open access: yes, 2020
Medication Risk and Polypharmacy in Minority Older Adults Rusha Patel, Depts. of Biology and Chemistry, with Dr. Youssef Roman, VCU School of Pharmacy, Dr. Elvin Price, VCU School of Pharmacy, and Dr.
Patel, Rusha
core   +1 more source

When should precaution prevail? : interests in (public) health, the risk of harm and xenotransplantation. [PDF]

open access: yes, 2010
Xenotransplantation is an example of a developing biotechnology which highlights three differing interests in the health of the public; a specific interest in enhancing the health of individuals who require a particular procedure or treatment, a wider ...
Fovargue, Sara, Ost, Suzanne
core   +1 more source

Comparative Study of Plan Robustness for Breast Radiotherapy: Volumetric Modulated Arc Therapy Plans with Robust Optimization versus Manual Flash Approach

open access: yesDiagnostics, 2023
A previous study investigated robustness of manual flash (MF) and robust optimized (RO) volumetric modulated arc therapy plans for breast radiotherapy based on five patients in 2020 and indicated that the RO was more robust than the MF, although the MF ...
Ray C. K. Chan   +7 more
doaj   +1 more source

Non-vascular interventional procedures: effective dose to patient and equivalent dose to abdominal organs by means of dicom images and Monte Carlo simulation [PDF]

open access: yes, 2015
This study evaluates X-ray exposure in patient undergoing abdominal extra-vascular interventional procedures by means of Digital Imaging and COmmunications in Medicine (DICOM) image headers and Monte Carlo simulation.
Cannavale, Alessandro   +9 more
core   +1 more source

Role of MRI-Based Functional Imaging in Improving the Therapeutic Index of Radiotherapy in Cancer Treatment

open access: yesFrontiers in Oncology, 2021
Advances in radiation technology, such as intensity-modulated radiation therapy (IMRT), have largely enabled a biological dose escalation of the target volume (TV) and reduce the dose to adjacent tissues or organs at risk (OARs).
Mei Li, Mei Li, Qin Zhang, Kaixuan Yang
doaj   +1 more source

Risk Analysis at Work in Manufacturing Organization

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2015
Risk is virtually present everywhere around us. Nowadays, there is an increasing focus on safety at work; therefore, the organizations that want to be successful in the market try to eliminate risk factors to a minimum to avoid or prevent the health hazard of employees, damages to property or the environment.
Maroš Korenko   +4 more
openaire   +2 more sources

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