MRI REGISTRY REVIEW

Course Overview

Course Outline

Guarantee

 

COURSES

Intro

Sectional Anatomy

CT CrossTrainer

CT Registry Review

MR CrossTrainer

MRI Registry Review

Digital Mammography Essentials

Digital Breast Tomosynthesis Essentials

Radiology Trends

 

MORE INFO

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FAQs

 

OTHER

How to Register

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Index

 


 

Course Outline

 

 

1. Fundamentals of MRI

· Electromagnetism
· Protons
· Net Magnetization of Protons
· Precession
· Larmor Equation, Gyromagnetic Ratio
· RF Energy, Resonance
· Longitudinal Direction
· Transverse Plane
· T1 Relaxation
· T2 Relaxation
· TR, TE

2. Spatial Localization

· Phase and Frequency
· Gradients and Larmor Equation
· Slice Selection
· Frequency Encoding (Readout)
· Phase Encoding
· Raw Data (K-Space)
· Fourier Transform

3. MRI System Components

· System Overview
· Radiology Network
· Types of Magnets- Superconductive, Permanent, Resistive
· RF System - Coils, Transmit/Receive, Coil Tuning
· Gradient System - Coils, change mag. field, Amplitude, Rise Time
· Shimming - Homogeneity, Active, Passive
· Magnetic Shielding
· RF Shielding
· Quality Control

4. MRI Pulse Sequences

· Spin Echo
· Fast Spin Echo
· Inversion Recovery
· Gradient Echo, Spoiled and Steady State
· Fast Gradient Echo
· Echo Planar Imaging

5. MR Imaging Parameters

· TR, TE, TI
· Flip Angle
· Slice Thickness, Gap and Slice Order
· FOV, RFOV and Matrix
· Parallel Imaging
· Echo Train Length
· # of Signal Averages
· Receiver Bandwidth
· Magnetization Transfer Contrast

6. Motion Artifact Control Techniques

· Saturation Pulses
· Flow Compensation
· Fat Suppression
· Physiological Gating & Triggering

 

 

7. Volume Imaging and Multiplanar Reconstruction

· 3D vs 2D Acquisition
· Scan Time
· Applications of Volume Imaging
· Determining Slice Thickness
· Definition of Voxel
· Post-processing - MPR, Surface Rendering, Volume Rendering, MIP, Subtraction
· Isotropic vs. Anisotropic Data

8. Special MRI Procedures

· Appearance of Flow
· Time-of-Flight MRA
· Maximum Intensity Projection
· Phase Contrast MRA
· Contrast Enhanced Angiography
· Functional MRI
· Diffusion Weighted Imaging
· Perfusion Imaging
· Spectroscopy

9. MRI Safety and Patient Care

· Ethical and Legal Issues
· Screening - Patients, Personnel, Equipment
· Safety Labels and Access Zones
· Emergency Procedures - Quench, Fire, Code
· RF Concerns - SAR, Coils, Cables, FDA, RF Shielding
· Magnetic Field Concerns - Gauss Lines, Metal Projectiles, FDA, Magnetic Shielding
· Contrast Agents - Types, Administration, Mechanism, Dose, Adverse Reactions, Safety, Lab Tests
· Acoustic Noise
· Claustrophobia and Anxiety
· Pregnancy Issues
· Infection Control

10. The MRI Exam and Anatomy, Part I

· Patient Positioning, Coil Selection, Image Orientation and Anatomical Detail of the Head, Neck, Spine, Abdomen and Pelvis

11. The MRI Exam and Anatomy, Part II

· Patient Positioning, Coil Selection, Image Orientation and Anatomical Detail of the Thorax, Joints and Vasculature

12. MRI Artifacts

· Aliasing or Wrap - No Frequency Wrap, No Phase Wrap
· Truncation - Raw Data Filters
· The Gibbs Artifact
· Chemical Shift - Wider Receiver Bandwidth
· Magnetic Susceptibility - Don't Use Gradient Echo
· Partial Voluming - Thinner Slices, 3D
· Flow - Flow Compensation
· Other Motion - Swap F&P, Presaturation, Triggering/Gating
· RF in Raw Data - Rescan, Equipment Failure

 



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