Índice
O que é Dixon?
A técnica Dixon, ao contrário de outras técnicas de supressão de gordura, permite suprimir a contribuição do sinal de gordura no pós-processamento e não durante a aquisição, além de permitir a visualização de mapas com a distribuição da água e da gordura.
Qual a diferença entre T1 e T2?
As imagens ponderadas em T1 mostram de forma ideal a anatomia de tecidos moles e gordura (p. ex., para confirmar uma massa que contém gordura). Imagens ponderadas em T2 mostram, idealmente, líquidos e patologias (p. ex., tumores, inflamação, trauma).
Can an MRI with contrast rule out a labral tear?
To rule out a labral tear, an MRI arthrogram needs to be ordered, not an MRI with contrast. When an “MRI with contrast” is ordered, contrast is injected into the vein, while the arthrogram injects contrast directly into the joint under fluoroscopy guidance.
What is an MRI with contrast?
Magnetic resonance imaging (MRI) is an imaging technique used to evaluate a variety of health conditions. In certain situations, a doctor may order an MRI with contrast to help sharpen and improve the overall quality of the images.
What is the Aber view for MRI of the shoulder?
MRI: ABER view 118. Anterosuperior impingement Internal impingement between humeral head and anterosuperior glenoid rim Position of horizontal adduction and internal rotation of arm Anterior superior shoulder pain Masonry or sports related (pole vaulting) 119. Partial tears of: 1.
How does a radiologist read a shoulder MRI?
How does the radiologist read the MRI? The radiologist gets the scan on the computer and the MRI images show them different parts of the shoulder in slices. In other words, the scan is like cutting cheese in that they do not see the whole block but rather see only slices. These slices can be made to see structures from the