نتایج جستجو برای: planning mean 33750
تعداد نتایج: 777429 فیلتر نتایج به سال:
PURPOSE Currently, there are two described methods of catheter insertion for women undergoing multicatheter interstitial accelerated partial breast irradiation (APBI). These are a volume based template approach (template) and a non-template ultrasound guidance freehand approach (non-template). We aim to compare dosimetric endpoints between the template and non-template approach. MATERIAL AND ...
background: family planning is a lifestyle that is selected voluntarily and is based on the knowledge, attitude and responsible decision making by couples in order to promote the health and welfare of the family and the advancement of the society. in this regard, family planning counseling plays an important role in making informed decisions if used properly and in a responsible way. detection ...
Background: Inclusion of inhomogeneity corrections in intensity modulated small fields always makes conformal irradiation of lung tumor very complicated in accurate dose delivery.Objective: In the present study, the performance of five algorithms via Monte Carlo, Pencil Beam, Convolution, Fast Superposition and Superposition were evaluated in lung cancer Intensity Modulated Radiotherapy plannin...
Aim: To compare the high dose rate (HDR) brachytherapy treatment planning using standard orthogonal radiography and computerized tomography (CT) for carcinoma of the cervix. Methods: Forty applications with orthogonal planning using the Brachy Vision treatment planning system version 7.3.10 were performed. Orthogonal and CT based planning in these applications were compared; the doses to point ...
Introduction: Radiotherapy (RT) plays a major role in the management of breast cancer. Cardiac Toxicity is an important late complication of radiotherapy for left sided Breast cancer. Cardiac morbidity can be minimized through careful treatment planning. Aim: To study the variation of dose to the heart by change in the depth of normalization point during Radiotherapy planning. Settings and desi...
UNLABELLED Planning ahead and organizational abilities in time and space are ingredients of high-level cognitive functions labeled as 'Executive Functions' (EF) required for daily activities such as writing or home management. EF deficits are considered a possible underlying brain mechanism involved in Developmental Coordination Disorders (DCD). THE AIM of the study was to compare the handwri...
background: the aim of this study was to evaluate the reduction in excision cavity volume (ecv) during the whole breast radiotherapy (wbrt). the delineating of reduced cavity volume on secondary ct (computed tomography) might decrease the field size of boost plan. materials and methods: twenty patients were treated having breast conservative surgery. at first, primary ct simulation (ct-1) was d...
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