intensity-modulated arc therapy
A retrospective comparison of intensity modulated arc therapy and 3 dimensional conformal approaches in the planning of grade 3 gliomas
... to intensity modulated arc therapy (IMAT) also referred to as RapidArc and volumetric-modulated arc therapy (VMAT) from the manufacturers of Varian and Elekta ...
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Towards on-line plan adaptation of unified intensity-modulated arc therapy using a fast-direct aperture optimization algorithm
... radiation therapy (SBRT) and stereotactic radiosurgery (SRS) treatment plans, where an isotropic high-resolution dose grid size of 2 mm or less is recommended ...volumetric modulated arc ...
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Quality of treatment plans and accuracy of in vivo portal dosimetry in hybrid intensity-modulated radiation therapy and volumetric modulated arc therapy for prostate cancer.
... volumetric modulated arc therapy (VMAT) that there might be a role for a mixture of intensity-modulated arc therapy (IMRT) and VMAT beams in a hybrid approach ...hybrid ...
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Dosimetric comparison of volumetric-modulated arc therapy and intensity-modulated radiation therapy in patients with cervical cancer: a meta-analysis
... Materials and methods: PubMed, EMBASE, and Cochrane Library databases were utilized. The average percent irradiated volumes of OAR were extracted from all included studies. Dual arc results were extracted due to ...
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Dosimetric Comparison between Bone and Target Matching Considering Interfractional Prostate Motion in Volumetric Modulated Arc Therapy
... Intensity-modulated radiotherapy (IMRT) for prostate cancer can deliver a more adequate dose distribution to the target while sparing normal tissue compared with conventional irradiation methods. This ...
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Approach and assessment of automated stereotactic radiotherapy planning for early stage non-small-cell lung cancer
... Background: Intensity-modulated radiotherapy (IMRT) and volumetric-modulated arc therapy (VMAT) are standard physical technologies of stereotactic body radiotherapy (SBRT) that are used ...
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Dosimetric Comparison of Volumetric Modulated Arc Therapy (VMAT), 5F Intensity Modulated Radiotherapy (IMRT) and 3D Conformal Radiotherapy (3DCRT) in Rectal Carcinoma Receiving Neoadjuvant Chemoradiotherapy
... For each patient, three sets of plans for 3D-CRT, 5F-IMRT and VMAT were generated for the dosimetric com- parison. 3D-CRT plan was generated with ADAC Pinnacle3 8.0 (Holland) TPS; whereas the 5F-IMRT and VMAT plans were ...
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<p>Estimation of radiotherapy modalities for patients with stage I-II nasal natural killer T-Cell lymphoma</p>
... eld intensity-modulated radiotherapy; VMAT, volu- metric-modulated arc therapy; TD, TomoDirect; TH, TomoHelical; HI, homogeneity index; PTV, planning tar- get volume; CI, conformity ...
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The Effect of Treatment Position on Rectal and Bladder Dose Volume Histograms for Prostate Radiotherapy Planned with 3 Dimensional Conformal Radiotherapy, Intensity Modulated Radiotherapy and Volumetric Modulated Arc Therapy
... partial-single arc techniquein RapidArc is better in sparing the rectum and bladder without compromising plan conformity or target homogeneity when compared to the full-single arc ...
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Radiotherapy of nasopharyngeal cancer using Rapidarc: dosimetric study of military teaching hospital Mohamed V, Morocco
... Volumetric-modulated arc therapy; IMRT: intensity-modulated radio- therapy; MLC: multileaf collimator; OAR: organs at risk; NPC: nasopharyngeal cancer; TNM: tumor node ...
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Partial and Full Arc Volumetric Modulated Arc Therapy in Lung Cancer Stereotactic Body Radiotherapy with Different Definitions of Internal Target Volume Based on 4D CT
... full intensity display of the brightest object along each ray on the projection ...high intensity tissues, MIP im- ages may fail to visualize the full extent of the ITV all as a result of ITV all ...
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The Role of Adjuvant Radiotherapy for a Case of Primary Breast Sarcoma: A Plan Comparison between Three Modern Techniques and a Review of the Literature
... A 65-year-old woman, affected by a malignant fibrous histiocytoma (undifferentiated pleomorphic sarcoma) of the left breast, presented to our department to receive the postoperative radiotherapy. In the absence of ...
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Optimizing Respiratory Gated Intensity Modulated Radiation Therapy Planning and Delivery of Early-Stage Non-Small Cell Lung Cancer
... partial arc VMAT SABR treatment, using imaging parameters of 100 kVp, 20 mA, 20 ms and source to detector distance of 150 ...360° arc acquired without MV scatter ...
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Stereotactic Body radiation therapy for liver tumors with or without rotational intensity modulated radiation therapy
... radiation therapy; IGRT: Image guided radiation therapy; IMRT: Intensity modulated radiation therapy; MRI: Magnetic resonance imaging; CT: Computed tomography; EASL: European ...
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New frontiers in proton therapy: applications in cancers
... as intensity-modulated radiotherapy (IMRT) [8] and vol- umetric modulated arc therapy (VMAT), proton therapy can deliver similar or higher radiation doses to tumor target volumes ...
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Assessment of the robustness of volumetric-modulated arc therapy for lung radiotherapy
... Volumetric-modulated arc therapy (VMAT) is be- coming increasingly popular as a treatment method in radiotherapy owing to the speed with which treatments can be delivered [1, 2] and the benefit to ...
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Title: IDENTIFICATION OF HEAD AND NECK CANCER BY USING DECISION TREE CLASSIFIER
... [1] Q.Wu,M.Manning, R. Schmidt-Ullrich, and R. Mohan, ―The potential for sparing of parotids and escalation of biologically effective dose with intensity-modulated radiation treatments of head and neck ...
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Quality Control of Intensity Modulated Radiation Therapy (IMRT)
... to 0°Varian scale (0° IEC scale) and the collimator to 0° Varian scale ( 0° IEC scale).Then retracted the MLC and a slab of plastic was placed on the treatment couch to provide a platform for the film. A verification ...
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Technological advances in radiotherapy of rectal cancer: opportunities and challenges
... NRG Oncology Radiation Therapy Oncology Group 0822: A Phase 2 Study of Preoperative Chemoradiation Therapy Using Intensity Modulated Radiation Therapy in Combination With Capecitabine an[r] ...
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Volumetric modulated arc therapy for treatment of solid tumors: current insights
... In the last decade, technological improvements in setup, imaging, accuracy in dose delivery, and the ability to com- pensate for respiratory motion have led to a widespread clinical implementation of stereotactic body ...
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