Exemplos de uso de Tumor extent em Inglês e suas traduções para o Português
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The staging was based on the T parameters of tumor extent defined by the UICC reviewed in 1997.
Both the tumor extent and content constitute relevant factors in the definition of the prognosis and treatment of these fetuses.
For this purpose, an accurate knowledge of the real tumor extent and condition of the laryngeal cartilaginous skeleton is indispensable.
The relevance of the correlation between clinical/endoscopic andtomographic evaluations becomes clear, as the actual tumor extent is established with higher accuracy.
For this purpose, an accurate knowledge ofthe real tumor extent and condition of the laryngealcartilaginous skeleton is indispensable1-5.
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There are many studies demonstrating FDG-PET is better than CT alone for lung cancer detection, andso it is useful to define the tumor extent; but PET is not an accurate method8,9.
Additionally, the correct assessment of the tumor extent and volume allows optimizing the planning of the fields for external pelvic radiotherapy and brachytherapy.
DISCUSSION The indication for breast reconstruction is decided according to anatomical aspects, tumor extent, and preferences of both the patient and the surgeon.
MRI is superior to CT in the evaluation of tumor extent, and the tumor usually is hypointense in relation to the gray matter on T1-weighted sequences and hyperintense on T2-weighted sequences.
An effective evaluation for treatment of patients with Ewing's tumor depends upon an accurate assessment of the primary tumor extent and of the presence of metastatic disease.
Wide margin surgery was indicated in cases where tumor extent prevented intralesional resection or tumors involving expendable bones, such as the head of the fibula and distal ulna.
Therefore, it is important the imaging diagnosis tools provide accurate information about the location,number of lesions, tumor extent, disease activity and biomarkers.
Laryngoscopy is of help in the evaluation of the superficial tumor extent, while computed tomography CT plays a significant role in the evaluation of the deep tumor extension, for example, to the preepiglottic and paraglottic spaces.
As regards the MRI evaluation of patients with sacrococcygeal teratomas, T2-weighted images clearly show the fetal anatomy, andplay a significant role in the evaluation of tumor extent and content.
At clinical examination, the 39 patients were classified,based on the tumor extent, as follows: two patients 5.1% T1, 13 33.3% T2, 18 46.2% T3, and six 15.4% T4.
In the study performed by Lukisi et al., there was no significant association between the presence of perineural invasion and primary tumor size, presence of proximal or distant metastasis, or invasion of margins; however,it was associated with local tumor extent.
Various studies have shown that breast MRI is more accurate in the assessment of the tumor extent, as well as in the detection of multifocal and multicentric tumors, than are conventional examinations mammography, ultrasound, and clinical examinations.
Radiotherapy andconservative surgery,that can preserve functions such asdeglutition and voice, have made the accurate staging anddefinition of the tumor extent imperative for an appropriatetherapeutic planning.
Most staging criteria for HCC prognosis incorporate elements on tumor extent and cirrhosis severity; however, the tumor-nodemetastasis TNM staging system includes size, multi focality, vascular involvement, and distant metastases, but does not include the characteristics of cirrhosis.
One of the main indications for breast MRI is for preoperative loco-regional staging,given that the examination has high sensitivity for the assessment of tumor extent, as well as for the detection of multifocal and multicentric tumors. .
The staging system formulated by the American Joint Committee on Cancer/International Union against Cancer AJCC/UICC based on the tumor size, extrathyroidal invasion, lymph node and distant metastases TNM, andage is recommended for all tumor types including thyroid tumors as an attempt to standardize the description of tumor extent.
The following criteria were used for the selection: Inclusion criteria: women 18 years of age or over; diagnosed with breast cancer,TqqNqqM0 of any stage Tqq= any tumor extent; Nqq= any regional lymph node invasion, M0= clinically no distant metastasis; who agreed to participate in the study.
Besides the staging methods recommended by International Federation of Gynecology and Obstetrics FIGO, magnetic resonance imaging MRI is a valuable method for women with this disease, since it allows the delineation of the typical female pelvic anatomy andmainly the evaluation of the local tumor extent.
The main objectives of imaging methods in Wilms' tumor staging are the following: 1 to identify the tumor origin;2 to evaluate the tumor extent; 3 to evaluate the involvement of the renal vascular pedicle; 4 to detect regional lymph node metastasis; 5 to detect the presence of bilateral Wilms' tumors; 6 to detect the presence of distant metastasis.
Radiotherapy and conservative surgery, that can preserve functions such as deglutition andvoice, have made the accurate staging and definition of the tumor extent imperative for an appropriate therapeutic planning.
Various authors have described the importance of breast MRI during preoperative staging,because it is more sensitive than conventional imaging techniques in the assessment of the tumor extent, even for ductal carcinoma in situ and invasive lobular carcinoma.
Several authors have also described the relevance of breast MRI in the preoperative staging,considering that such method is more sensitive than conventional imaging methods to evaluate the tumor extent, even in cases of ductal carcinoma in situ and invasive lobular carcinoma.
High spatial resolution and contrast of MRI are vital for tumor and regional lymph node staging in this complex anatomical region,given the ability of the method to delineate the actual tumor extent and distinguish lymph node involvement from surrounding normal tissue.
They advocated the standardization of minimum requirements for the performance of the study(1.5 tesla equipment, T2-weighted FSE sequences with high spatial resolution, utilization of antiperistaltic drugs, and minimum three-week interval between the biopsy and the MRI study), andthe definition of more specific criteria of extra-prostatic tumor extent, making it possible to obtain satisfactory and reproducible results in local neoplastic staging.
The diffusion tensor imaging patterns of white matter tracts involvement assists in the mapping of white matter tracts adjacent to tumors andprovide relevant information about tumors extent.