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Mostrando 721 - 740 Resultados de 2,457 Para Buscar '"Oar"', tiempo de consulta: 0.33s Limitar resultados
  1. 721
    “…MLC tracking could ensure the GTV target dose for these patients. Organ‐at‐risk (OAR) doses were consistently reduced by decreased PTV margins. …”
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    Real‐time 4D dose reconstruction for tracked dynamic MLC deliveries for lung SBRT
  2. 722
    “…For plan evaluation, dose-volume-histograms of PTVs and OARs were extracted; homogeneity and conformity indices (HI and CI), OARs dose-volume metrics and odds for different toxicity endpoints were computed. …”
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    Auto- versus human-driven plan in mediastinal Hodgkin lymphoma radiation treatment
  3. 723
    “…A recent geometry-based model proposed to optimize the planning by determining the achievable mean doses (AMDs) to the organs at risk (OARs), taking into account the overlap between the planning target volume (PTV) and OAR. …”
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    Planning With Patient-Specific Rectal Sub-Region Constraints Decreases Probability of Toxicity in Prostate Cancer Radiotherapy
  4. 724
    “…Due to isocenter misalignment, OAR doses fluctuated and potentially receive higher doses than the original plan. …”
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    Single-Isocenter Volumetric Modulated Arc Therapy (VMAT) Radiosurgery for Multiple Brain Metastases: Potential Loss of Target(s) Coverage Due to Isocenter Misalignment
  5. 725
    “…Doses delivered to the organs at risk (OAR) were also calculated. Differences between pre-implantation and post-implantation were compared by the paired t-test. …”
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    The dosimetry evaluation of 3D printing non-coplanar template-assisted CT-guided (125)I seed stereotactic ablation brachytherapy for pelvic recurrent rectal cancer after external beam radiotherapy
  6. 726
    “…No statistically significant difference was found in OAR doses based on imaging modality. Supine patient position resulted in lower contralateral breast dose (0.10Gy ± 0.35 vs. 0.33Gy ± 0.78, p = 0.011). …”
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    The effect of imaging modality (magnetic resonance imaging vs. computed tomography) and patient position (supine vs. prone) on target and organ at risk doses in partial breast irradiation
  7. 727
    “…Four SNPs (rs419096188, rs415580501, rs410336647, and rs424642424), three of them totally linked, were found to be significant at the chromosome level (FDR 10%) in two different regions of OAR19 close to genes related to the immune system response. …”
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    Genome-Wide Association Studies of Somatic Cell Count in the Assaf Breed
  8. 728
    “…This study provides the first data on the potential of IMPT to reduce OAR dose in clinical practice and improve toxicity and QoL for patients with LACC.…”
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    PROTECT: Prospective Phase-II-Trial Evaluating Adaptive Proton Therapy for Cervical Cancer to Reduce the Impact on Morbidity and the Immune System
  9. 729
    “…No agreement was found for OAR-delineation and dose constraints. Concurrent chemotherapy is mitomycin and 5‑FU/capecitabine. …”
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    Practice of radiation therapy for anal cancer in Austria—a survey on behalf of the Austrian radiation oncology society gastrointestinal tumor group (ÖGRO-GIT)
  10. 730
    “…In the correlation analysis, DP-VMAT and MP-VMAT showed significant dose reductions to centrally located OARs when the PTV-OAR distance was less than 4 cm. …”
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    Multi-Planar VMAT Plans for High-Grade Glioma and Glioblastoma Targeting the Hypothalamic-Pituitary Axis Sparing
  11. 731
    “…BACKGROUND: Delivered organs at risk (OARs) dose may vary from planned dose due to interfraction and intrafraction motion during kidney SABR treatment. …”
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    Assessing organ at risk position variation and its impact on delivered dose in kidney SABR
  12. 732
    “…The impact on dose distribution in organs at risk (OAR) (lung, heart, liver) was also studied. RESULTS: Between 09/2014 and 12/2015, 15 patients could achieve fiducial procedures, without any complication. …”
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    Impact of fiducial markers placement on the delineation of target volumes in radiation therapy for oesophageal cancer: FIDUCOR study
  13. 733
    “…If IGRT is limited, different DSLF setups yield different target coverage and OAR dose sparing. Our findings will help DSLF setup optimization in the prone breast treatment setting.…”
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    A study of skin marker alignment using different diamond‐shaped light fields for prone breast external‐beam radiation therapy
  14. 734
    “…We want to discuss our achieved values of cumulative equi-effective doses (EQD2) for high-risk clinical target volume (HRCTV) and organ at risk (OAR) and compare it with available published results. …”
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    Commissioning and Dosimetric Results of an Indigenously Developed Intra-Vaginal Template for Interstitial Plus Intracavitary High dose Rate Image-Guided Brachytherapy of Advanced Cervix Cancer
  15. 735
    por Ferrero, Andrea
    Publicado 2012
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    GPD physics with polarized muon beams at COMPASS-II
  16. 736
    “…RESULTS: SPT using the Ethos emulator system resulted in relatively good coverage of the PTV and acceptable dose to the OAR. Delivery time and plan homogeneity was the best for 7-field IMRT plan template. …”
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    “Scan-(pre)Plan-Treat” Workflow for Bone Metastases Using the Ethos Therapy System: A Single-Center, In Silico Experience
  17. 737
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    Lateral cephalometric radiograph versus lateral nasopharyngeal radiograph for quantitative evaluation of nasopharyngeal airway space
  18. 738
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    Facial height in Japanese-Brazilian descendants with normal occlusion
  19. 739
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    Dental transposition of canine and lateral incisor and impacted central incisor treatment: A case report
  20. 740
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    Alternative treatment for open bite Class III malocclusion in a child with Williams-Beuren syndrome
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