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Hippocampus contouring atlas

Webb27 mars 2024 · To participate as an RTOG study investigator, your organization must be part of the RTOG Foundation network. Patients who wish to participate in a study must … Webb11 mars 2024 · By comparing contouring methods and analyzing pros and cons, we proposed this reasonable and favorable atlas of OARs (including 24 organs) referring to CT–MRI fusion. Organs are suggested to be outlined covering component overlapped in clinical target volume but not in gross tumor volume. Dose volume histograms should …

A radiation oncologist

Webb1 dec. 2024 · Contouring of the hippocampi can be challenging and a RTOG contouring atlas was published to aid in their delineation, however, the disparity on manual contours by the radiation oncologists had ... Webb14 jan. 2024 · Referring to the hippocampus contouring atlas proposed by RTOG 0933, we manually delineated (MD) the hippocampus on the MRI data sets (3-dimensional T1-weighted with slice thickness of 1 mm, n = 175), which were used to construct a three-dimensional convolutional neural network aiming for the hippocampus automatic … hungerford council planning https://pisciotto.net

Hippocampal Contouring: A Contouring Atlas for RTOG 0933

Webb30 dec. 2024 · To streamline workflow, we evaluated MRI-atlas based auto-contouring of the hippocampus generated in Elements Treatment Planning System (TPS) compared … Webb25 mm slice thickness is preferred to contour the hippocampus accurately. Slice thickness of 1. 5 mm or less is permitted. – Obtain in supine position; immobilization devices used for CT simulation and daily radiation treatments not necessary. • CT Simulation: – Non-contrast treatment-planning CT scan of the entire head region. Webb16 maj 2024 · In a caudo-cranial direction, hippocampus can be identified and contoured in the first caudal slice where lateral ventricles appear, as the gray structure immediately mesial to the temporal horn of the lateral ventricle (Fig. 1 a). hungerford clock shop

Automated contouring and planning pipeline for hippocampal …

Category:Hippocampal-sparing whole-brain radiotherapy: a "how-to

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Hippocampus contouring atlas

Hippocampal Contouring: A Contouring Atlas for RTOG 0933

WebbHippocampus contouring (red) according to the contouring atlas for RTOG 0933 [18] Source publication Whole-brain irradiation with hippocampal sparing and dose … Webb5 okt. 2024 · This module is intended for all physicians and non-physicians with an interest in neuroanatomy and medical imaging, particularly for general practitioners and specialists in neurology, neurosurgery, anatomy and neurosciences, as well as speech pathologists and psychomotor therapists.

Hippocampus contouring atlas

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WebbSeven hippocampal metastases were found in the control group (4/56,7.1%) and observation group (3/56,5.4%) after HA-WBRT. The death rate of intracranial … WebbA Contouring Strategy and Reference Atlases for the Full Abdominopelvic Bowel Bag on Treatment Planning and Cone Beam Computed Tomography Images Orton et al. Adv Rad Onc 2024 GI Development of a consensus-based delineation guideline for locally recurrent rectal cancer Piqeur et al et al. Radiotherapy and oncology 2024 GI

Webb15 apr. 2024 · The hippocampus has two constraints: The maximum point dose to the hippocampus must not exceed 16 Gy. The dose to 100% (D100%) of the hippocampus must be less than or equal to 9 Gy. The … Webb30 okt. 2024 · Eligible patients had intracranial metastases no closer than 5 mm from the hippocampus. Per clinical routine, all of these brain MRI volumes already had …

Webb8 juni 2024 · Hippocampus contouring (red) according to the contouring atlas for RTOG 0933 Full size image Linear accelerator-based intensity-modulated radiation therapy …

Webb16 juni 2014 · The hippocampus is a paired brain structure, located in the ventromedial part of the temporal lobes, laying lateral to the temporal horn of the lateral ventricle. The hippocampus is composed of the dentate gyrus and the cornu ammonis regions and belongs to the limbic system.

Webb15 nov. 2010 · The hippocampus was contoured, and hippocampal avoidance regions were created using a 5-mm volumetric expansion around the hippocampus. Helical … hungerford commonWebb14 jan. 2024 · Methods: Referring to the hippocampus contouring atlas proposed by RTOG 0933, we manually delineated (MD) the hippocampus on the MRI data sets (3-dimensional T1-weighted with slice thickness of 1 mm, n = 175), which were used to construct a three-dimensional convolutional neural network aiming for the … hungerford county councilWebb15 nov. 2010 · LINAC-based IMRT spared the hippocampus, with a median dose of 7.8 Gy and maximum dose of 15.3 Gy. On a per-fraction basis, mean dose to the hippocampus (normalized to 2-Gy fractions) was reduced by 87% to 0.49 Gy 2 using helical tomotherapy and by 81% to 0.73 Gy 2 using LINAC-based IMRT. hungerford community centreWebbHippocampal Contouring: A Contouring Atlas for RTOG 0933 Vinai Gondi, M.D.1 Wolfgang A. Tome, Ph.D. 1 Howard A. Rowley, M.D.2 Minesh P. Mehta, M.D. 3 … hungerford companieshttp://amos3.aapm.org/abstracts/pdf/77-22550-313436-91048.pdf hungerford coat of armsWebb8 apr. 2024 · The most problematic area of hippocampal contouring is the posterior horn of the lateral ventricle. Training in the manual contouring of the hippocampus during HS-BRT treatment planning under... hungerford construction vtWebb1 mars 2014 · The complete OARs contouring atlas is presented in Supplementary Fig. 2. Table 3. Anatomic boundaries of the temporal lobe, parotid gland ... basal ganglia and insula should be included. We recommend method 2 for the following reasons. Firstly, the hippocampus and parahippocampal gyrus are located close to the target volume, in ... hungerford covid vaccine centre