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Benign MRI findings and their pathologic mimics

Clifford W Meyers1, Michel J Berg1

  • 1Department of Neurology, Strong Memorial Hospital, University of Rochester, Rochester, NY.

Neurology. Clinical Practice
|February 24, 2018
PubMed

Insights

Magnetic resonance imaging (MRI) incidentalomas, or benign findings, often cause patient and clinician anxiety. Understanding their imaging features and pathology helps avoid unnecessary tests and worry.

Area of Science:

  • Radiology
  • Pathology
  • Medical Imaging

Background:

  • Magnetic resonance imaging (MRI) frequently reveals benign findings, termed incidentalomas.
  • These incidentalomas can cause significant patient and clinician anxiety.
  • Distinguishing incidentalomas from more serious pathologies is crucial.

Purpose of the Study:

  • To elucidate the imaging characteristics of MRI incidentalomas.
  • To clarify the typically slight pathologic significance of these findings.
  • To provide guidance on differentiating incidentalomas from concerning mimics.

Main Methods:

  • Review of imaging characteristics of common MRI incidentalomas.
  • Analysis of histopathologic data for incidentalomas versus mimics.
  • Development of a decision-making framework for incidentaloma management.

Main Results:

  • Incidentalomas possess distinct imaging patterns.
  • Pathologic significance is generally low, but mimics exist.
  • Clear differentiation criteria can be established.

Conclusions:

  • Knowledge of imaging features aids in managing incidentalomas.
  • Accurate characterization reduces unnecessary patient worry and healthcare costs.
  • A systematic approach improves diagnostic confidence and patient care.

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