A member asked:

Neurosurgeon out there? i did an mri for non specific symptoms and basically it was normal but they found like a small arachnoid cyst. does this mean anything or is it dangerous? are mri scans definite or no theres a chance that like its a tumor?

A doctor has provided 1 answer

Dr. Jocelyn Tan answered

MRI of the brain: MRI is usually pretty good at identifying brain cancer. If symptoms worsen over time, reconsult your doctor .

Answered 10/7/2020

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A member asked:

Neurosurgeon out there? i did an mri for non specific symptoms and basically it was normal but they found like a small arachnoid cyst. does this mean anything or is it dangerous? are mri scans definite or no theres a chance that like its a tumor?

A doctor has provided 1 answer

Dr. Jocelyn Tan answered

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My MRI report said Redemonstrated is prominent CSF space in the superior posterior fossa, unchanged. It is favored that this represents prominent subarachnoid space/normal variation rather than an arachnoid cyst.What does that mean?

A member asked:

Did a mri non contrast and a ct contrast about 8 months apart both normal except for arachnoid cyst small in left parietal lobe. CT says 10mm thick and discrete mass effect but the mri did not just said 30mm by 18 mm arachnoid cyst? Indicates growth?

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