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Mostrando 381 - 400 Resultados de 2,457 Para Buscar '"Oar"', tiempo de consulta: 0.24s Limitar resultados
  1. 381
    “…AC did not significantly increase OAR dose including the stomach and traverse colon. …”
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    Dosimetric and motion analysis of margin-intensive therapy by stereotactic ablative radiotherapy for resectable pancreatic cancer
  2. 382
    “…One patient was excluded due to poor visualization of the OAR; thus 10 patients were analyzed. A mean of 229 ml (range, 80–1000) of NS 5-10% iohexol infusion resulted in OAR mean displacement of 17.5 mm (range, 7–32). …”
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    Temporary organ displacement coupled with image-guided, intensity-modulated radiotherapy for paraspinal tumors
  3. 383
    “…The QTLs on OAR19 and 23 were found to be associated with reactivity to humans. …”
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    Identification of QTLs for behavioral reactivity to social separation and humans in sheep using the OvineSNP50 BeadChip
  4. 384
    “…Different 3DCRT techniques provide varying levels of dose reduction to OAR, with none of the four techniques investigated capable of reducing dose to all OAR. …”
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    Comparison of four 3D conformal treatment techniques to optimise radiotherapy treatment for anal cancer
  5. 385
    “…We therefore investigated oar-miRNAs and their regulation in an ovine model of heart failure (HF). …”
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    Identification of novel microRNAs in the sheep heart and their regulation in heart failure
  6. 386
    “…PlanIQ software provides a tool that uses target and organ at risk (OAR) geometry to indicate the difficulty of achieving different points for organ dose–volume histograms (DVH). …”
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    Assessment of PlanIQ Feasibility DVH for head and neck treatment planning
  7. 387
    “…Simulation was performed using a volumetric MR imaging study in treatment position co-registered to a 4D-computed tomography (CT) image set for contouring of the target and organs at risk (OAR). Treatment planning was performed using the primary CT dataset. …”
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    Retroperitoneal Metastasis Abutting Small Bowel: A Novel Magnetic Resonance-Guided Radiation Approach
  8. 388
    “…Then, the model was used to simulate the impacts of GTV‐to‐organs at risk (OAR) distance and gastrointestinal (GI) OAR volume variations on planning feasibility. …”
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    Elective nodal irradiation with simultaneous integrated boost stereotactic body radiotherapy for pancreatic cancer: Analyses of planning feasibility and geometrically driven DVH prediction model
  9. 389
    “…The rectum is an extensively studied organ at risk (OAR), and dose-volume predictors of late toxicity for the rectum are established. …”
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    A systematic review of dose-volume predictors and constraints for late bowel toxicity following pelvic radiotherapy
  10. 390
    “…CONCLUSIONS: This study identified significant genomic regions on OAR2, 6, 18, and 24 that are associated with parasite resistance in sheep. …”
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    Detection of genomic regions underlying resistance to gastrointestinal parasites in Australian sheep
  11. 391
    “…Dose volumes for the target and the OARs were compared using analysis of variance (ANOVA). …”
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    Optimal dose limitation strategy for bone marrow sparing in intensity-modulated radiotherapy of cervical cancer
  12. 392
    “…Both OAR and PDD showed the beam energy is well matched to the TPS model. …”
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    Acceptance and verification of the Halcyon‐Eclipse linear accelerator‐treatment planning system without 3D water scanning system
  13. 393
    “…Additional interesting positions were identified on OAR4 for fat content and on OAR11 for the three yield traits. …”
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    Mapping genomic regions affecting milk traits in Sarda sheep by using the OvineSNP50 Beadchip and principal components to perform combined linkage and linkage disequilibrium analysis
  14. 394
    “…The potential clinical effect of dosimetric differences in the planning target volume (PTV) and in organs at risk (OAR) were evaluated by comparing TCP and NTCP values. …”
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    Clinical implication in the use of the AAA algorithm versus the AXB in nasopharyngeal carcinomas by comparison of TCP and NTCP values
  15. 395
    “…The clinical VMAT and d‐VMAT plans were compared via RTOG‐0915 protocol compliances for conformity, gradient indices, and dose to organs at risk (OAR). Additionally, treatment delivery efficiency and accuracy were recorded. …”
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    A novel and clinically useful dynamic conformal arc (DCA)‐based VMAT planning technique for lung SBRT
  16. 396
    “…RESULTS: All 30 plans met the secondary coverage goal and satisfied all OAR constraints. The primary goal was achieved in 12/15 of the 6FFF plans and 13/15 of the 10FFF plans. …”
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    Radiation treatment planning study to investigate feasibility of delivering Immunotherapy in Combination with Ablative Radiosurgery to Ultra‐High DoSes (ICARUS)
  17. 397
    “…However, adjacent organs at risk (OAR) frequently limit the applicable dose to the target volume. …”
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    Feasibility and Early Clinical Experience of Online Adaptive MR-Guided Radiotherapy of Liver Tumors
  18. 398
    “…The WO‐DCA plans may additionally enable faster treatment delivery times and lower OAR without sacrificing target doses in SBRT of liver tumors away from critical structures.…”
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    Novel Clinically Weight-Optimized Dynamic Conformal Arcs (WO-DCA) for Liver SBRT: A Comparison with Volumetric Modulated Arc Therapy (VMAT)
  19. 399
    “…Results: For the 4 spine configurations, the proton plans achieved similar nominal target coverage and OARs sparing. While evaluating coverage and OAR dose under uncertainty scenario analysis for initial clinical target volume (CTV) 50 Gy 95% and 90% coverage, higher means and the narrower band of doses variations were achieved for the normal and CFR-PEEK plans. …”
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    Comprehensive Evaluation of Carbon-Fiber-Reinforced Polyetheretherketone (CFR-PEEK) Spinal Hardware for Proton and Photon Planning
  20. 400
    “…Planning target volume (PTV) coverage, organ‐at‐risk (OAR) dose as well as planning and treatment durations of the first five patients utilising 2‐ISO technique were compared with 3‐ISO technique. …”
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    Modified volumetric modulated arc therapy technique with reduced planning and treatment time for craniospinal irradiation utilising two isocentres
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