Radionecrosis versus disease progression in brain metastasis. Value of (18)F-DOPA PET/CT/MRI

Rev Esp Med Nucl Imagen Mol. 2016 Sep-Oct;35(5):332-5. doi: 10.1016/j.remn.2016.03.002. Epub 2016 Apr 21.
[Article in English, Spanish]

Abstract

The use of (18)F-DOPA PET/CT with magnetic resonance imaging fusion and the use of visual methods and quantitative analysis helps to differentiate between changes post-radiosurgery vs. suspicion of disease progression in a patient with brain metastases from melanoma, thus facilitating taking early surgical action.

Keywords: 3,4-dihidroxi-6-(18)F-fluoro-L-fenilalanina, Tomografía por Emisión de Positrones; Fluorine-18L-3, 4 hydroxyphenylalanine, Positron Emission Tomography; Magnetic Resonance Imaging; Melanoma; Metastasis; Metástasis; Radiation Necrosis; Radionecrosis; Resonancia magnética.

Publication types

  • Case Reports

MeSH terms

  • Aged
  • Brain Injuries / diagnostic imaging*
  • Brain Neoplasms / diagnostic imaging*
  • Brain Neoplasms / secondary*
  • Diagnosis, Differential
  • Dihydroxyphenylalanine / analogs & derivatives*
  • Disease Progression
  • Fluorine Radioisotopes*
  • Humans
  • Magnetic Resonance Imaging*
  • Male
  • Multimodal Imaging
  • Positron Emission Tomography Computed Tomography*
  • Radiation Injuries / diagnostic imaging*

Substances

  • Fluorine Radioisotopes
  • fluorodopa F 18
  • Dihydroxyphenylalanine