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1.5T hip with prosthesis using MARS protocol

ExamCard
van Meel, Marius Philips Healthcare • Netherlands

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ExamCard purpose

This ExamCard is designed for soft tissue imaging in patients with metal-on-metal hip prostheses. The scans are adapted to reduce metal artifacts in the images.

This ExamCard is made on Achieva 1.5T release 2.6. Total scan time is 34:54 min.
The SENSE Torso XL coil is used.

ExamCard overview

ExamCard images

 Survey
Survey
 T1W MARS cor T2W MARS cor STIR MARS cor
T1W MARS cor
T2W MARS cor
STIR MARS cor
 T1W MARS tra STIR MARS cor
T1W MARS tra
STIR MARS cor

Parameters:    ACQ voxel MPS [mm]   REC voxel MPS [mm]   scan time [min.]

T1w MARS cor      0.95 x 1.26 x 2.5           0.70 x 0.70 x 2.5           4:25
T1W MARS tra      0.95 x 1.30 x 2.5           0.71 x 0.71 x 2.5           4:59
T2W MARS cor     0.95 x1.28 x 2.5             0.70 x 0.70 x 2.5           4:43
STIR MARS cor    1.10 x 1.41 x 3.5            0.88 x 0.88 x 3.5           5:53
STIR MARS tra     1.30 x 1.65 x 3.5           0.94 x 0.93 x 3.5            5:00


This ExamCard is optimized for the SENSE Torso XL coil. If a different coil is used, resolution might need to be changed to maintain SNR.


Disclaimer:
Metal implants are a contraindication for MRI, unless the MR compatibility for the implant is stated by the implant manufacturer. MR healthcare professionals are advised to contact the respective implant manufacturer in order to obtain the latest safety information to ensure patient safety relative to the use of an MR procedure.


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Oct 25, 2011

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ExamCard
Achieva 1.5T
Release 2.6
Hip, MARS, Musculoskeletal, prosthesis
 

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