Arachnoid cyst
Diagnosis certain
Updates to Study Attributes
Findings
was changed:
A CSF intensity extraaxialextra-axial space exerting mass effect is located on the right, extending from the anterior most aspect of the middle cranial fossa up into the Sylvian fissure. It measures a 30 x 58 x 87mm and follow CSF on all sequences. The overlying bone is remodelled and thinned. No solid component. No enhancement. The remainder of the brain is unremarkable with no intra or extra-axialabnormality.
Conclusion:
Features are characteristic of an arachnoid cyst.
Updates to Case Attributes
Age
changed from 18 years to 20 years.
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