Image guided RFA of the liver: CT MRI? - 29/01/10
Correspondance.
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Résumé |
Objectifs |
To know advantages and drawbacks of MR and CT guidance for liver RFA.
Know how to proceed for MR-guided RFA.
Know the limitations of CT for monitoring.
Messages à retenir |
MR guided RFA allows safe needle placement, near on line monitoring and control of the RFA.
CT evaluation immediately after RFA is not reliable specially for hypovascular liver tumors.
Résumé |
MR-guided RFA allow a safe, fast and exact placement of RF applicators by using MR-Fluoroscopy. Monitoring is possible with thermosensiotive sequences as well as T1w-Images. Controlling is possible with DWI and standard sequences. CT imaging is limited for monitoring of RFA specially for liver metastases.
Le texte complet de cet article est disponible en PDF.Mots cles : Foie, tumeur, Radiofrequence, radiologie interventionnelle, IRM interventionnelle
Vol 90 - N° 10
P. 1346 - octobre 2009 Retour au numéro
Article précédent
- Liver RFA: what are the indications at present?
- C. Aubé, J. Lebigot, J. Boursier, E. Lermite, P. Pereira
- Liver RFA: what are the limits of the treatment?
- O. Seror
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