gross tumor volume
Primary tumor inflammation in gross tumor volume as a prognostic factor for nasopharyngeal carcinoma patients
... In our cohort, patients with PTI tended to be older than patients without PTI, indicating that age may adversely contribute to primary tumor inflammation. One reasonable explanation is that older patients are ...
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Induction chemotherapy followed by intensity-modulated radiotherapy with reduced gross tumor volume delineation for stage T3-4 nasopharyngeal carcinoma
... of tumor response to IC for ...of tumor occurred in one ...toxicities. Tumor response to IC could facilitate selection of patients with stage T3–4 NPC eligible for treatment with this ...
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Original Article Effect of different gross tumor volume longitudinal expansion length on the survival of esophageal squamous cell cancer patients
... clinical tumor volume (CTV) includes CTV of esophageal pri- mary lesion (CTV-T) and CTV of lymph drainage area ...the gross tumor volume of primary tumor (GTV-T) extend- ed along ...
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Comparison of imaging-based gross tumor volume and pathological volume determined by whole-mount serial sections in primary cervical cancer
... maximum tumor diameters vertically and horizontally were documented by digital photography with a ruler (Figure ...fixed tumor samples were also documented in the same way to determine the volume ...
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Intensity-modulated radiotherapy for gliomas: dosimetric effects of changes in gross tumor volume on organs at risk and healthy brain tissue
... or tumor bed caused the reduction in the GTV value during the course of ...residual tumor itself may also influence the GTV value in ...residual tumor during IMRT, and in the remaining patients, the ...
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Clinical Applications of Tumor Volume Measurements for Predicting Outcome in Patients with Squamous Cell Carcinoma of the Upper Aerodigestive Tract
... the gross tumor volume (GTV) at the primary site, as derived from pretreatment CT scans, can predict local control of squamous cell carcinoma at different head and neck subsites after treatment with ...
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Influential factors on radiotherapy efficacy and prognosis in patients with secondary lymph node metastasis after esophagectomy of thoracic esophageal squamous cell carcinoma
... the gross tumor volume (GTV) of metastatic lymph nodes (V LN ) and maximum diameter of metastatic lymph nodes (D LN ...high tumor burden is correlated with poor sensitivity of CRT, and the ...
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Rationale and design of a prospective study on the first integrated PET/dual-energy CT system for staging and image-based radiation therapy planning of lung cancer
... The gross tumor volume (GTV) will be defined by the planning physician as all known gross disease (gross tumor volume, pulmonary [GTV-P]) and involved mediastinal and ...
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Combination of FDG-PET and FMISO-PET as a treatment strategy for patients undergoing early-stage NSCLC stereotactic radiotherapy
... real-time tumor-tracking radiotherapy (RTRT) ...the tumor with bronchoscopy ...the tumor only when the implanted fiducial marker is within 2 mm from its planned ...The gross tumor ...
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A prospective study on radiation doses to organs at risk (OARs) during intensity-modulated radiotherapy for nasopharyngeal carcinoma patients
... target volume (PTV) of the gross tumor volume (GTV), 64–66 Gy to the PTV of the nodal gross tumor volume (GTV-N), 60 Gy to the PTV of the clinical target volume-1 ...
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Comparison of CT and PET-CT based planning of radiation therapy in locally advanced pancreatic carcinoma
... primary tumor and nodal involvement [6-13], which directly impact the definition of target ...defining gross tumor volume (GTV) and its sub- sequent expansion to planning target volume ...
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Tumor Size at Magnetic Resonance Imaging Association With Lymph Node Metastasis and Lymphovascular Space Invasion in Resectable Cervical Cancer: A Multicenter Evaluation of Surgical Specimens
... identified. Gross tumor volume and the maximum diameter of tumor were evaluated on ...whether tumor size could predict LNM and ...of tumor were first investigated in 255 patients ...
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Treatment of lumbar vertebra epithelioid hemangioma with radiation therapy: a case report
... the tumor with radiotherapy ...high-dose volume (PTV 4500), which comprised the gross tumor volume (GTV), with a pre- scription dose of 45 Gy in 10 fractions; and a low-dose ...
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Correlation of primary middle and distal esophageal cancers motion with surrounding tissues using four-dimensional computed tomography
... the gross tumor volume (GTV), heart, lung, and apex of the ...Each volume was contoured using the mediastinal ...and volume were acquired by Varian’s Eclipse ...primary gross ...
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Target volume and position variations during intensity-modulated radiotherapy for patients with nasopharyngeal carcinoma
... CT. Gross tumor volume (GTV) and elective clinical target volume (CTV) were manually delineated on each axial CT ...primary tumor and lymph nodes were expanded with 5 mm margins to ...
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Dosimetric Impact of Tumor Position and Lung Density Variations in Lung Stereotactic Body Radiotherapy
... to gross tumor volume (GTV) related to tumor position and lung density for lung stereotactic body radiotherapy (SBRT) using a virtual ...target volume (PTV) was generated by adding a ...
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Prognostic values of the integrated model incorporating the volume of metastatic regional cervical lymph node and pretreatment serum Epstein–Barr virus DNA copy number in predicting distant metastasis in patients with N1 nasopharyngeal carcinoma
... the gross tumor volume of the primary tumor (GTVp), as a clear distinction between the RLNs and primary tumor remains difficult in NPC ...
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Comparative evaluation of image registration methods with different interest regions in lung cancer radiotherapy
... of tumor on the treatment delivery machine can be detected using megavoltage portal imaging, kilovoltage (kV) planar imaging, cone-beam CT (CBCT), and stereoscopic imaging ...
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Original Article Pre-radiotherapy assessment of non-small cell lung cancer with 18 F-FLT PET/CT or 18 F-FDG PET/CT
... The tumor maximal standardized up- take value (SUVmax) was ...nodes. Tumor staging with PET/CT was also based on the AJCC staging system for the classification of lung ...
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ANTI TUMOR ACTIVITY OF FRUIT EXTRACTS OF MOMORDICA DIOICA ROXB
... In the present study we have undertaken the evaluation of MDR fruit extracts for its potential anti-tumor activity. A phytochemical is a natural bioactive compound found in plant which is known in protecting many ...
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