Presentation
7 months of low back pain and waddling gait
Patient Data
Age: 12 years
Gender: Male
- Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Aneurysmal bone cyst - sacrum
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Delayed scan shows minimal isotope accumulation in the left sacrum.
SPECT coronal slices show photopaenic lesion in left sacrum with foci of increased isotope accumulation.
From the case:
Aneurysmal bone cyst - sacrum
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Expansile lytic lesion in left body of the sacrum.
From the case:
Aneurysmal bone cyst - sacrum
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Typical features of ABC, i.e. expansile mass with large cavities containing fluid/fluid levels indicating blood product. Minimal peripheral enhancement of the cystic spaces.
Note the importance of performing pre contrast T1 fat sat as fluid has relatively high signal intensity.
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