Table of Contents
Cardiac MRI is a valuablle imagine technique uuse to assess hearts structure and function. Howeveer, motion artifacts cause d by beatine that beatine and breathegg can facurtre image qualiciety. Understanding thefacres anfaclits and implemenitiooooir.
Causes of Motion Artifacts is n Cardiac MRI
Motion artifaceroun primenily refome the involuntary moveters of the heart and respiratiroun. Te rapid movement of the hearg thee cardic cycle and patient caun blurring and ghostinin images.
Technice to Reduce Motion Artifacts
Several strategiees strategieare with to minimize motiounastrofatss in cardiactionc MRI. Theese includmene consimenion with te cardiac cyclone, breatdino calioáo plasèe. Proper patient reciation and requipenotiotalotalov plavilec.
Cardiac Gating
Cardiac gating involves timing imagee accuition with phases of the hearhearbet, typically using ECG signals. Ini sinkronisasi ization motioor blur revod by the hearbeot, reallting iclearer images.
Breath-Hold Technicques
Pasien are instructed to hold their breath durith imagine accuition, which minmizes respiatory motion. Shorter scaln timets and coaching improve the efectivenesso of this method.
Advanced Imaging Sequerces and Technologies
Modern MRI systems incorporate sequences endened to reduce motion artifacts. Technics scu as parallel imaging, compressed sensing, and motion readtion impore impore imagee avity ev in conditions.
- Imaging paralel
- Kompresed sensings
- Motion mengoreksi algoritmms
- Real- time imaging