Clinical target volume
Original Article Study on clinical target volume (CTV) of pancreatic cancer: under the scope of CT scanning and pathology
... Abstract: Objective: The current study aimed to investigate differences between computed tomography (CT) scan- ning pictures of pancreatic cancer primary tumors and the actual sizes of tumors measured by pathologists ...
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Enhanced Protocols for CT Slice Thickness on Clinical Target Volume for 3d Radiation Therapy
... Abstract—Radiation Therapy is used to treat the cancer diseases by ionization of radiations. From the beginning the aim of radiation therapy is to cure the cancer without any side effects. Tumour location and type, ...
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Recurrence pattern of squamous cell carcinoma in the midthoracic esophagus: implications for the clinical target volume design of postoperative radiotherapy
... LN clinical target volume (CTVn) for postoperative prophylactic irradiation therapy still remains disputed, especially for midthoracic ...irradiation target volume, while little effort ...
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Delineation of clinical target volume for postoperative radiotherapy in stage IIIA-pN2 non-small-cell lung cancer
... on clinical target volume for the pN2 ...the clinical target volume (CTV) for pN2 subgroups of IIIA-N2 NSCLC based on the published literature and to investigate the optimal PORT ...
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Calculation of optimal margins between clinical target volume (ctv) and planning target volume (ptv)
... The purpose of this study was to estimate the CTV-PTV margin required for prostate cancer cases at the radiotherapy department of Basvatarakam Indo American Cancer Hospital and Research Institute, Hyderabad. Portal image ...
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Computed Tomography for Staging in Head and Neck and Oral Cancer How accurate are we? Are we underestimating our clinical target volume?
... In India, this category includes 85% of head and neck cancers and 57% of oral malignancies [2] . The new era of radiation therapy focuses on confined treatment and restricted margins. The anticipated positive outcome ...
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<p>Patterns of Chest Wall Recurrence and Suggestions on the Clinical Target Volume of Breast Cancer: A Retrospective Analysis of 121 Postmastectomy Patients</p>
... rate target volume, small side effects from radiation therapy, and available patients have been raised in BC ...of clinical tumor volume (CTV) is the key to balan- cing the bene fi ts and side ...
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Patterns of local failures and suggestions for reduction of clinical target volume for nasopharyngeal carcinoma patients without cervical lymph node metastasis
... submucosal volume might be feasible (Table ...the target volumes used in the Cancer Hospital of Fujian Medical University were ...CTV target volume ...
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Comparison of planning target volumes based on three-dimensional and four-dimensional CT imaging of thoracic esophageal cancer
... planning target volumes (PTVs) based on four-dimensional computed tomography (4DCT) compared with conventional PTV defi- nition and PTV definition using asymmetrical margins for thoracic primary esophageal ...the ...
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DARS: a phase III randomised multicentre study of dysphagia- optimised intensity- modulated radiotherapy (Do-IMRT) versus standard intensity- modulated radiotherapy (S-IMRT) in head and neck cancer.
... CTV: Clinical target volume; DARS: Dysphagia/aspiration at risk structures; DIGEST: Dynamic Imaging Grade of Swallowing Toxicity; Do-IMRT: Dysphagia-optimised intensity- modulated radiotherapy; FEES: ...
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Carbon ion radiotherapy boost in the treatment of glioblastoma: a randomized phase I/III clinical trial
... CTV: clinical target volume; CR: complete response; DLT: dose- limiting toxicity; ELISA: enzyme-linked immune-sorbent assay; EQD2: equiva- lent dose for a 2 Gy/fraction treatment; FLAIR: ...
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<p>Carbon-ion radiotherapy in accelerated hypofractionated active raster-scanning technique for malignant lacrimal gland tumors: feasibility and safety</p>
... CTV, clinical target volume; CTCAE, Common Toxicity Terminology Criteria for Adverse Events; EQD2, equiva- lent dose in 2 Gy per fraction; HIT, Heidelberg Ion-Beam Therapy Center; IMRT, ...
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Dosimetric Comparison of Intensity Modulated Radiotherapy versus Three Dimensional Conformal Radiotherapy for Patients with Brain Tumors
... focal. Target volume definition had to be based on CT and magnetic re- sonance imaging (MRI) to create image fusion, the tumor volume such as gross target volume, clinical ...
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High dose and compartmental target volume may improve patient outcome after radiotherapy for pelvic bone metastases from hepatocellular carcinoma
... regarding clinical target volume (CTV) is depicted in Figure ...Compartmental target volume was a significant factor for LFFS (1-year LFFS, 78% ...compartmental target ...
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Postoperative radiation in esophageal squamous cell carcinoma and target volume delineation
... about target volume delineation according to published ...the clinical target ...“standard” clinical target volume is still ...
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Efficacy of Postoperative Radiotherapy Using Modern Techniques in Patients with Retroperitoneal Soft Tissue Sarcoma
... Clinical target volume (CTV) was determined by allowing a margin of at least 2 cm to tumor bed, considering the postop- erative anatomic change ...tumor volume. Internal target ...
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Combination of FDG-PET and FMISO-PET as a treatment strategy for patients undergoing early-stage NSCLC stereotactic radiotherapy
... tumor volume (GTV) was contoured in axial CT images. The clinical target volume (CTV) was consid- ered to be equal to the ...internal target volume (ITV) was three-dimensionally ...
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RandomizEd controlled trial for pre operAtive dose escaLation BOOST in locally advanced rectal cancer (RECTAL BOOST study): study protocol for a randomized controlled trial
... CTV: Clinical target volume; DSMB: Data and safety monitoring board; DWI: Diffusion-weighted imaging; EBR: External beam radiation; EORTC: European Organization for Research and Treatment of Cancer; ...
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Recent advances in radiotherapy
... planning target volume (PTV), which includes the gross tumour volume (GTV) plus areas of microscopic spread (clinical target volume, CTV) and a margin around it to account for ...
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Low incidence of new biochemical and clinical hypogonadism following hypofractionated stereotactic body radiation therapy (SBRT) monotherapy for low- to intermediate-risk prostate cancer
... CTV: clinical target volume; DVH: dose-volume histogram; EPIC: Expanded Prostate Cancer Index Composite; GI: gastrointestinal; GU: genitourinary; GTV: gross target volume; ISSAM: ...
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