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MALDI Imaging Mass Spectrometry of Neuropeptides in Parkinson's Disease
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Imaging in Parkinson's disease.

Gennaro Pagano1, Flavia Niccolini1, Marios Politis2

  • 1Neurodegeneration Imaging Group, King's College London, London, UK.

Clinical Medicine (London, England)
|August 3, 2016
PubMed
Summary
This summary is machine-generated.

Neuroimaging techniques like MRI, SPECT, and PET can aid in diagnosing Parkinson's disease (PD) and differentiating it from other parkinsonian disorders. Further research is needed to establish routine clinical use and long-term financial benefits.

Keywords:
DaTSCAN TMFDGImagingMRIPETParkinson'sSPECTmIBG

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Area of Science:

  • Neurology
  • Radiology
  • Medical Imaging

Background:

  • Parkinson's disease (PD) presents heterogeneously, overlapping with conditions like multiple system atrophy (MSA-P) and progressive supranuclear palsy (PSP).
  • Accurate differential diagnosis in parkinsonism is crucial for effective patient management.

Purpose of the Study:

  • To evaluate the utility of various neuroimaging techniques in the differential diagnosis of Parkinson's disease.
  • To assess the role of structural MRI, SPECT, and PET in distinguishing PD from other parkinsonian syndromes.

Main Methods:

  • Review of neuroimaging modalities including structural Magnetic Resonance Imaging (MRI).
  • Assessment of Single Photon Emission Computed Tomography (SPECT) using 123I-ioflupane (DaTSCAN™) and cardiac 123I-metaiodobenzylguanidine.
  • Evaluation of Positron Emission Tomography (PET) using 18F-fluorodeoxyglucose.

Main Results:

  • Structural MRI aids in differentiating PD from secondary and atypical parkinsonism.
  • 123I-ioflupane SPECT is valuable for distinguishing PD from non-degenerative tremors.
  • Cardiac 123I-metaiodobenzylguanidine SPECT and 18F-fluorodeoxyglucose PET assist in differentiating PD from MSA-P and PSP.

Conclusions:

  • Neuroimaging techniques show significant evidence for utility in assessing parkinsonian patients.
  • Current neuroimaging methods are not routinely recommended despite their diagnostic value.
  • Future trials are needed to confirm clinical utility and analyze long-term financial benefits for healthcare systems.