Items tagged “mri”
786 results found
Case
Metastatic melanoma - to brain
Published
08 Jan 2019
78% complete
CT
MRI
Case
Normal crystalline lens on MRI
Published
05 Jan 2019
50% complete
MRI
Case
Humeral avulsion of the glenohumeral ligament (HAGL)
Published
23 May 2020
77% complete
MRI
Case
Meniscal ossicle
Published
30 Jan 2019
77% complete
MRI
Article
Ultrahigh field MRI
Ultrahigh field (UHF) magnetic resonance imaging refers to imaging done on any MRI scanner with a main magnetic field (B0) strength of 7 tesla or greater. Until recently purely a research tool, following the introduction of the first 7 T clinical scanner in 2017, there are now a slowly increasin...
Case
Normal knee MRI - pediatric
Published
01 Jul 2019
80% complete
MRI
Article
Time to peak (TTP)
Time-to-peak (TTP) is the time at which contrast concentration reaches its maximum. For example, for a particular dynamic susceptibility contrast (DSC) imaging acquisition in which images are acquired every 1.5 seconds, possible TTP values could include 20.0 seconds, 21.5 seconds, 23.0 seconds, ...
Case
Achilles enthesitis and retrocalcaneal bursitis
Published
14 Jul 2019
71% complete
MRI
Case
Cervical unilateral facet joint dislocation
Published
22 May 2020
65% complete
MRI
Case
Maple syrup urine disease
Published
02 Aug 2019
92% complete
MRI
Article
Specific absorption rate
Specific absorption rate (SAR) is the rate that electromagnetic energy in the radiofrequency pulses is absorbed by tissues during MR image acquisition measured in watts per kilogram (W/kg).
Both the International Electrotechnical Commission and the Food and Drug Administration (in the USA) lim...
Article
Fiber assignment by continuous tracking algorithm (FACT)
Fiber assignment by continuous tracking (FACT) algorithms are a commonly used deterministic post-processing algorithm for magnetic resonance tractography studies.
In these algorithms, axonal fiber bundles are reconstructed - voxel by voxel - following the direction of the main eigenvector. The ...
Case
Ears of the lynx sign of hereditary spastic paraplegia
Published
26 Nov 2019
95% complete
MRI
Case
Tibial plateau insufficiency fracture
Published
25 Dec 2019
77% complete
MRI
Case
Hip arthrogram injection (fluoroscopic guided)
Published
10 Feb 2020
66% complete
Fluoroscopy
Case
Perineural invasion of SCC along great auricular nerve
Published
18 Jan 2020
95% complete
Nuclear medicine
MRI
Article
Arthrogram (MRI)
An MR arthrogram is an MRI performed after a joint is injected with a solution containing gadolinium. Sometimes abbreviated to MRA, which can be confused with MR angiography. MRI can also be performed after an injection is not directly administered into the joint, via an indirect arthrogram. An ...
Article
MRI grading systems for bone stress injuries
MRI grading systems for bone stress injuries are a useful tool in assessing the extent of clinical findings related to bone stress injury and predicting the time to return to full activity, the latter being especially important for athletes.
Classification
Fredericson grading system
Frederi...
Case
Accessory soleus muscle
Published
15 Apr 2020
89% complete
MRI
Case
Prepatellar bursitis
Published
17 Apr 2020
95% complete
MRI
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