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Visualization of cerebrospinal fluid dynamics using multi-spin echo acquisition cine imaging (MUSACI)
Tatsuhiro Wada1, Chiaki Tokunaga1, Osamu Togao2
1Division of Radiology, Department of Medical Technology, Kyushu University Hospital, Fukuoka, Japan.
Magnetic Resonance in Medicine
|September 9, 2018
Summary
Multi-spin echo acquisition cine imaging (MUSACI) visualizes cerebrospinal fluid (CSF) dynamics. This novel method offers high-resolution anatomical detail and physiological information of CSF passageways in one scan.
Area of Science:
- Medical Imaging
- Neuroscience
- Fluid Dynamics
Background:
- Cerebrospinal fluid (CSF) dynamics are crucial for brain health.
- Accurate visualization of CSF flow is essential for diagnosing neurological conditions.
Purpose of the Study:
- To evaluate the novel multi-spin echo acquisition cine imaging (MUSACI) method for visualizing CSF dynamics.
- To assess the capability of MUSACI in capturing anatomical and physiological CSF flow information.
Main Methods:
- MUSACI, based on multi-echo volume isotropic turbo spin-echo acquisition (VISTA) with pulse gating, was used.
- CSF signal intensities (SIs) and velocities were compared across different echo times (TEeff) and trigger delays in healthy volunteers.
Main Results:
- MUSACI successfully visualized anterograde and retrograde CSF motion within the ventricles and aqueduct.
- Significant differences in CSF SIs were observed between the lateral ventricles and other ventricular spaces (P < 0.05).
- CSF SI changes correlated with effective echo time, and movements were confirmed with phase contrast imaging.
Conclusions:
- MUSACI provides high-resolution anatomical detail of CSF pathways.
- MUSACI offers valuable physiological insights into CSF dynamics within a single scan.
- This technique holds promise for improved diagnosis and understanding of CSF-related disorders.
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