What does this mean and exact where is it?

Posted by arlady @arlady, 4 days ago

Test results: There is a multilobular aneurysm which is medially and inferiorly directed off of the paraclinoid ICA measuring 7 x 5 x 6 mm.

Dr note to me: The CTA showed small bulge (aneurysm) in one of the tiny arteries near the pituitary gland which sits at the base of your brain. This artery helps supply blood to the point areas like your optic nerve which affected vision, and a pituitary gland which controls hormones. It is 7 mm wide about the small size of a pea. It has irregular contour which sometimes may suggest a high risk of bleeding.

Interested in more discussions like this? Go to the Aortic Aneurysms Support Group.

I believe this falls under the realm of a neurosurgeon, besides an ascending aortic aneurysm I also had a brain aneurysm, mine was in the supraclinoid. If I am correct, for brain aneurysms 5mm is considered large and yours is 7mm, probably that is why the Dr said high risk of bleeding.

There is a separate forum for brain aneurysms in Mayo Clinic Connect, you may want to post there. I highly recommend you see an experienced neurosurgeon ASAP. Normally for brain aneurysms if they have vascular access they can be fixed through embolization (with a catheter inserted through your groin, it is minimally invasive and fast recovery, like mine was) either with a stent or a coil. If it does not have access, craniotomy is the option. Neurosurgery teams will have specialists for both types of surgery and they will define which one applies to you.

All the best

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This means you have a small aneurysm—an outpouching or bulge in a blood vessel—on the internal carotid artery (ICA), right where it passes close to the pituitary gland at the base of the brain. The spot is called the paraclinoid segment of the ICA.

It’s about the size of a pea (7 mm across) and shaped irregularly, which is what doctors sometimes look at when judging bleeding risk. Because of where it sits, it’s close to structures that affect vision (optic nerve) and hormone control (pituitary gland). It’s good you know about it. Peace.

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Thank you so much for sharing your knowledge

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Profile picture for houston13 @houston13

I believe this falls under the realm of a neurosurgeon, besides an ascending aortic aneurysm I also had a brain aneurysm, mine was in the supraclinoid. If I am correct, for brain aneurysms 5mm is considered large and yours is 7mm, probably that is why the Dr said high risk of bleeding.

There is a separate forum for brain aneurysms in Mayo Clinic Connect, you may want to post there. I highly recommend you see an experienced neurosurgeon ASAP. Normally for brain aneurysms if they have vascular access they can be fixed through embolization (with a catheter inserted through your groin, it is minimally invasive and fast recovery, like mine was) either with a stent or a coil. If it does not have access, craniotomy is the option. Neurosurgery teams will have specialists for both types of surgery and they will define which one applies to you.

All the best

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Thank you so much gor sharing your knowledge.

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Profile picture for arlady @arlady

Thank you so much gor sharing your knowledge.

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This is the other forum:
https://connect.mayoclinic.org/group/cerebrovascular-diseases/
I also participate in that forum since I had a brain aneurysm repair

I think it will have a lot information that may help you as well as folks that may have gone through the same issue, I hope that helps you

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