[PDF] Top 20 Use of diffusion-weighted imaging (DWI) in PET/MRI for head and neck cancer evaluation

... limitation of this study was a mixed-population analysis, which included primary staging and follow-up/recurrence exams, as well as different histologic ...ability of the ADC threshold to ... Voir le document complet

... literature; in this retrospective series identical b values and parameters were used so that any possible vari- ation is negligible at ...used in head and neck oncology, data ... Voir le document complet

... nodes in patients with head and neck cancer had a significantly higher ADC than those with benign ...explanation for this discrepancy might be that squamous cell carcinomas tend ... Voir le document complet

... coil in the sagittal and axial planes in a 2-D method with the following parameters: TR 4,000 ms, TE 120 ms, number of signal averages (NSA) 2, slice thickness 3 mm, echo train length 20, ... Voir le document complet

... considered in this cost- effectiveness ...regardless of the nadir value, for non- surgical first-line definitive treatments (radiation ther- apy, brachytherapy, high-intensity focused ...treated ... Voir le document complet

... 9.3) in the right posterolateral peripheral zone, corresponding to a hyposignal in MRI T2- weighted images (reoriented oblique axial ...on MRI, which was very 18 F-fluorocholine ... Voir le document complet

... The use of gadolinium did not add any relevant information concerning lesion detection or diagnostic ...injected for lesion detection, particularly in patients with contraindications to ... Voir le document complet

... combined PET/CT devices are now firmly established in routine oncological imaging, the PET/MRI technique has only been introduced for initial clinical ...current PET/CT ... Voir le document complet

... that in oncology applications MR images can bring additional relevant diagnostic information to PET images and the combination of the two modalities can offer more accurate and specific ... Voir le document complet

... described in 2011, 11 are composed of a polysiloxane matrix on which DOTAGA–Gd complexes are covalently ...different in vivo preclinical models of cancer: glioblastoma, brain metastases, ... Voir le document complet

... results of this DW-MRI study on 3-T MRI demonstrate that diffusion parameters can be determined in well- functioning renal allografts shortly after transplantation with low ... Voir le document complet

... images and provide earlier information about tissular organization [ 12 , 13 ...conditions and the coils used for in utero imaging are different, results found in premature ... Voir le document complet

... that, in the absence of tobacco use, the association between alcohol consumption and the risk of head and neck cancer is weak and is apparent only at ... Voir le document complet

... Subjects and methods ■ Patient selection and clinical assessment We evaluated all consecutive patients with acute ischemic stroke who were admitted to our neurological clinic between May 1999 and ... Voir le document complet

... value in non-stationary response maps entails the risk of mixing or discarding different sources of ...observed in Fig. 6 and Table 3 , the method used to aggregate information inside ... Voir le document complet

... In this chapter we demonstrate how MRI methods can be applied in vivo to study complex muscle architecture and its relation to mechanics. The tongue was selected [r] ... Voir le document complet

... history of upper aero- digestive tract cancer and a follow-up of at least 3 months after the ...age and sex of patient, site and stage of the ...indication ... Voir le document complet

... been in such a manner that the ‘‘watchful waiting’’ approach to the N0 neck has gradually fallen into disfavor, particularly for tongue and floor-of-mouth cancers, and there is a ... Voir le document complet

... phisms in the risk of head and neck cancer also suggested no consistent associations ...factor for head and neck cancer, the mechanism by which ... Voir le document complet

... measurements in the primary tumor were considerably higher for 18 F-FDG leading to a higher tumor-to-background ratio (the SUV values at follow-up represent more or less background), which may partially be ... Voir le document complet