Crosstalk artifact

Case contributed by Roberto Schubert
Diagnosis not applicable

Patient Data

Age: Adult
mri
This study is a stack
Axial
T2
Sagittal T2 showing
axial slice positions
Download
Info

Dark bands of signal loss are seen crossing horizontally through the axial acquisition.

Case Discussion

Crosstalk or slice-overlap artifact. If multislice acquisitions are overlapping, the protons belonging to more than one slice get saturated.

Prevention: use more shallow angles or move the overlapping region dorsally, out of the anatomy of interest.

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