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Radiology
intermediate
X-Type

MRI Sequences: T1, T2, STIR, PD Selection

MRI Sequences

A registrar is reviewing an MRI of a patient with suspected bone marrow pathology. They ask about the appropriate sequence selection and interpretation of different MRI sequences in orthopaedic imaging. Regarding MRI sequence selection and interpretation:

Mark each as TRUE or FALSE

A

T1-weighted images: Fat appears bright (high signal), water/fluid appears dark (low signal); best fo...

B

T2-weighted images: Water/fluid appears bright (high signal), making it ideal for detecting oedema, ...

C

STIR (Short Tau Inversion Recovery): Fat appears bright on STIR; STIR is less sensitive than T2 for ...

D

STIR suppresses fat signal by inverting and nulling fat, making fluid/oedema conspicuous as bright s...

E

Proton density (PD) sequences provide excellent soft tissue contrast for menisci, ligaments, and car...

Answer the questions to see explanations

Click T (True) or F (False) for each option