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Cine MRI in the Evaluation of Pulmonary Arteriovenous Malformations

Savas Ozdemir1, Sherif Elsherif1, Minh Nguyen1

  • 1Department of Radiology, University of Florida College of Medicine - Jacksonville, Jacksonville, USA.

Cureus
|September 11, 2023
PubMed

Insights

Cine MRI with SSFP sequences visualizes pulmonary arteriovenous malformation (PAVM) pulsations. This technique complements other MRI methods for characterizing pulmonary lesions.

Area of Science:

  • Cardiovascular Imaging
  • Radiology
  • Medical Physics

Background:

  • Pulmonary arteriovenous malformations (PAVMs) are abnormal connections between pulmonary arteries and veins.
  • Accurate characterization of PAVMs is crucial for diagnosis and treatment planning.
  • Magnetic resonance imaging (MRI) offers non-invasive visualization of thoracic structures.

Observation:

  • Steady-state free precession (SSFP) pulse sequences were employed for cine MRI.
  • The cine MRI technique effectively demonstrated lesion pulsation synchronous with the cardiac cycle.
  • This dynamic visualization provides unique insights into PAVM hemodynamics.

Findings:

  • Cine MRI using SSFP sequences successfully visualized PAVM pulsation.
  • The dynamic imaging capability offers complementary information to standard MRI sequences.
  • This study presents the first known video documentation of cine MRI for PAVM.

Implications:

  • Cine MRI with SSFP may enhance the diagnostic capabilities for PAVMs.
  • This technique could aid in differentiating PAVMs from other pulmonary lesions.
  • Further research may explore the broader clinical utility of dynamic cine MRI in pulmonary vascular diseases.
Keywords:
cine magnetic resonance imagingcontrast-enhanced computed tomography pulmonary angiographyhereditary hemorrhagic telangiectasiapulmonary arteriovenous malformationsteady state free precession

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