Effect of computed tomography number-relative electron density conversion curve on the calculation of radiotherapy dose and evaluation of Monaco radiotherapy …

M Hasani, B Farhood, M Ghorbani, H Naderi… - Australasian Physical & …, 2019 - Springer
The accuracy of a computed tomography (CT)-relative electron density (RED) curve may
have an indirect impact on the accuracy of dose calculation by a treatment planning system …

A physics-based analytical model of absorbed dose from primary, leakage, and scattered photons from megavoltage radiotherapy with MLCs

CW Schneider, WD Newhauser… - Physics in Medicine …, 2019 - iopscience.iop.org
A burgeoning population of cancer survivors is at risk of late health effects following
radiation therapy including second cancers, with the majority of these cancers occurring …

[HTML][HTML] Performance evaluation of a Monte Carlo-based treatment planning system in out-of-field dose estimation during dynamic IMRT with different dose rates

L Mahmoudi, K Mostafanezhad, A Zeinali - Informatics in Medicine …, 2022 - Elsevier
Aim The present study aimed to investigate the effect of dose rate variations in the out-of-
field regions on the dose calculation accuracy of an algorithm based on the Monte Carlo …

Measurement of peripheral dose to the pelvic region and the associated risk for cancer development after breast intraoperative electron radiation therapy

SR Mahdavi, M Tutuni, B Farhood… - Journal of …, 2019 - iopscience.iop.org
This study aimed to measure the received dose to the pelvic region of patients during breast
intraoperative electron radiation therapy (IOERT). Furthermore, we compared the findings …

Dose perturbation due to dental amalgam in the head and neck radiotherapy: a phantom study

P Saadatmand, A Amouheidari, A Shanei, I Abedi - Medical Dosimetry, 2020 - Elsevier
Dental amalgam, causes perturbation in photon dose distribution of head and neck (H&N)
radiotherapy. The aim of this study was to evaluate the effects of dental amalgam on dose …

[HTML][HTML] Dose calculation accuracy of radiotherapy treatment planning systems in out-of-field regions

B Farhood, M Ghorbani - Journal of Biomedical Physics & …, 2019 - ncbi.nlm.nih.gov
Along with chemotherapy and surgery, radiotherapy remains as an important modality in
tumor treatment, as it is used to treat approximately 50% of all patients with localized cancer …

[HTML][HTML] Evaluation of Inhomogeneity Correction Performed by Radiotherapy Treatment Planning System

SK Putha, D Lobo, H Raghavendra… - Asian Pacific journal …, 2022 - ncbi.nlm.nih.gov
Background: Aim of this study is to evaluate the efficacy of inhomogeneity corrections
calculated by radiotherapy treatment planning system (TPS) using various densities of …

Evaluation of dose calculation accuracy of a commercial radiotherapy treatment planning system for adjacent radiation fields

A Rasouli, MN Arani, A Aliasgharzadeh… - … of Radiotherapy in …, 2023 - cambridge.org
Background: Adjacent radiation fields are applied in some radiotherapeutic cases. When
using these radiation fields, considerable dose errors across the junction of radiation fields …

Benchmarking of Monte Carlo model of Siemens Oncor® linear accelerator for 18MV photon beam: determination of initial electron beam parameters

M Najafzadeh, M Hoseini-Ghafarokhi… - Journal of X-ray …, 2019 - content.iospress.com
OBJECTIVE: This study aims to benchmark a Monte Carlo (MC) model of the 18MV photon
beam produced by the Siemens Oncor® linac using the BEAMnrc and DOSXYZnrc codes …

Verification of the delivered patient radiation dose for non‐coplanar beam therapy

I Kutuzov, T Van Beek… - Journal of Applied Clinical …, 2021 - Wiley Online Library
Purpose There is an increased interest in using non‐coplanar beams for radiotherapy,
including SBRT and SRS. This approach can significantly reduce doses to organs‐at‐risk …