PET segmentation of bulky tumors: strategies and workflows to improve inter-observer variability

E Pfaehler, C Burggraaff, G Kramer, J Zijlstra… - PLoS …, 2020 - journals.plos.org
… /strategies that may reduce the inter-observer variability for … the VUMC and registered in the
Dutch trial register (trialregister.… PET and corresponding low-dose CT images containing this …

Comparison of rigid and deformable image registration for nasopharyngeal carcinoma radiotherapy planning with diagnostic position PET/CT

Y Kai, H Arimura, R Toya, T Saito, T Matsuyama… - Japanese journal of …, 2020 - Springer
… (RP, lower). … First, intraobserver variability in GTV delineation was not considered, which
may show the same tendency as interobserver variation. Second, the clinical outcome related to …

Reduced inter-observer and intra-observer delineation variation in esophageal cancer radiotherapy by use of fiducial markers

M Machiels, P Jin, JE van Hooft… - Acta …, 2019 - Taylor & Francis
… and visible on the planning computed tomography (pCT) were … Addition of this FDG-PET
information to a diagnostic CT isRegistration accuracy and image quality of time averaged …

Inter-observer variability in target delineation increases during adaptive treatment of head-and-neck and lung cancer

R Apolle, S Appold, HP Bijl, P Blanchard… - Acta …, 2019 - Taylor & Francis
… treatment planning system, such that a representative sample of current clinical practice …
a general reduction in IOV when adding co-registered pre-treatment FDG-PET to CT imaging. …

Deformable image registration for radiation therapy: principle, methods, applications and evaluation

B Rigaud, A Simon, J Castelli, C Lafond, O Acosta… - Acta …, 2019 - Taylor & Francis
… -correlation between the PET images. Finally… inter-observer variability within 20 s per CT
[Citation55]. A biomechanical-based DIR can propagate the GTV delineated on the planning CT

The role of positron emission tomography and computed tomographic (PET/CT) imaging for radiation therapy planning: a literature review

A Mallum, T Mkhize, JM Akudugu, W Ngwa, M Vorster - Diagnostics, 2022 - mdpi.com
registration in treatment planning because both anatomical and metabolic … of PET/CT
is its ability to improve tumour delineation, which reduces both intra-observer and inter-observer

FDG-PET/CT and MR imaging for target volume delineation in rectal cancer radiotherapy treatment planning: a systematic review

EE Olanloye, A Ramlaul, AI Ntekim… - Journal of Radiotherapy …, 2022 - cambridge.org
intra-observer variation and overestimation of TVs with CTinterobserver agreement was
found with PET/CT while PET/… in this review34 co-registered FDG-PET and MRI GTVs but …

Intra-and inter-operator variability in MRI-based manual segmentation of HCC lesions and its impact on dosimetry

EC Covert, K Fitzpatrick, J Mikell, RK Kaza, JD Millet… - EJNMMI physics, 2022 - Springer
… -registering serial emission images and time—activity curve fitting. We aim to quantify inter-
and intra-observer … We expected inter-observer variability to exceed intra-observer variability; …

Artificial intelligence for optimization and interpretation of PET/CT and PET/MR images

G Zaharchuk, G Davidzon - Seminars in Nuclear Medicine, 2021 - Elsevier
… ’ according to severity for transplant planning 35 or the Wells score, … It was also established
that the interobserver agreement of … the lengthy and often error-prone co-registration to MRI. …

Interrater agreement and reliability of PERCIST and visual assessment when using 18F-FDG-PET/CT for response monitoring of metastatic breast cancer

JS Sørensen, MH Vilstrup, J Holm, M Vogsen, JL Bülow… - Diagnostics, 2020 - mdpi.com
… The SUL peak was registered by all raters as well as the image ID of the single hottest/most …
which is not routinely done in our institution, and this could explain the lower interobserver