Cerebral Amyloid Angiopathy

Cerebral Amyloid Angiopathy This page is intended as a resource for patients and families living with Cerebral Amyloid Angiopathy A macrobleed is the bleeding (hemorrhagic) form of stroke.

DISCLOSURE: THIS PAGE IS NOT MEANT TO BE A CLINICAL RESOURCE. FOR CLINICAL QUESTIONS ABOUT CAA, PLEASE CONTACT YOUR DOCTOR. Cerebral Amyloid Angiopathy (CAA) is a neurological disease defined by a type of protein deposit in the wall of blood vessels in the brain. CAA is actually a common process in aging and is usually harmless. In some people with severe CAA, however, the protein deposits cause the blood vessel walls to crack, in which case blood can leak out and damage the brain. Damage from this process are called brain bleeds, and can either be small (microbleeds) or large (macrobleeds). This page is intended to be a centralized space for individuals living with CAA, their friends, family, and others interested in the disease to share CAA-related news, resources, and to connect with one another. This page is hosted by the Cerebral Amyloid Angiopathy and Hemorrhagic Stroke research group at the Massachusetts General Hospital. Initiated in 1994, the Hemorrhagic Stroke Research Program has become internationally recognized as a leading authority on the causes, diagnosis, and treatment of cerebral amyloid angiopathy.

From the American Stroke Association — a little love for all the caregivers in our CAA community. You’re amazing!
11/26/2025

From the American Stroke Association — a little love for all the caregivers in our CAA community. You’re amazing!

Being a caregiver is one of the most rewarding and challenging jobs. We appreciate you more than you know!

Return of the CAA factoids! See below to learn more about the relationship between blood pressure and CAA.
11/19/2025

Return of the CAA factoids! See below to learn more about the relationship between blood pressure and CAA.

Repost from Mass General Brigham Research on LinkedIn:Think that extra drink won’t hurt? Your brain might disagree.A new...
11/12/2025

Repost from Mass General Brigham Research on LinkedIn:

Think that extra drink won’t hurt? Your brain might disagree.

A new study found that among patients admitted to Massachusetts General Hospital with a brain bleed, those who drank three or more alcoholic drinks a day had larger, deeper brain bleeds at a younger age and more signs of small-vessel and blood-pressure-related brain damage.

“The brain bleed is one of the most lethal and disabling conditions known to human beings,” said author Edip Gurol, MD. “They come on suddenly, cause severe damage, and often leave patients with life-changing disabilities. It’s one of the most difficult conditions to recover from.”

The researchers hypothesize that heavy alcohol use raises blood pressure, damaging the small blood vessels in the brain, making them weak and more likely to leak or burst. On top of that, lowered platelet counts make it harder for the body to stop bleeding. Together, these factors greatly increase the risk of a brain bleed.

Read the full article here: https://www.massgeneralbrigham.org/en/about/newsroom/press-releases/heavy-alcohol-use-linked-to-brain-bleed-risk

LinkedIn post: https://www.linkedin.com/posts/mgbresearch_think-that-extra-drink-wont-hurt-your-brain-activity-7392194265294073856-PduZ?utm_source=share&utm_medium=member_desktop&rcm=ACoAAAHUjDgBOeCf0o01Izaw5WbskNc--vLXrjQ

Today is World Stroke Day.For many in our CAA community, stroke isn’t just a word - it is a part of your story.Today, we...
10/29/2025

Today is World Stroke Day.

For many in our CAA community, stroke isn’t just a word - it is a part of your story.

Today, we honor the strength of those living with stroke and CAA, and the love of caregivers who walk this path alongside them. 🩵

We would love to hear from our community! Let us know in the comments below.

Interested in learning more about CAA? Check out our website for more information!https://www.angiopathy.org/faq-whatisc...
10/09/2025

Interested in learning more about CAA? Check out our website for more information!

https://www.angiopathy.org/faq-whatiscaa?fbclid=IwY2xjawNU6EBleHRuA2FlbQIxMQABHqOoCl6GuFYnIkYF5kLJxVEnnwrAkEI5Ugng2Fs4lL2tScNFFweIJnxUnRaP_aem_wysNdK1wPSVKi7HF8KZBGg

A: CAA is defined by a type of protein deposit in the wall of blood vessels in the brain. CAA is actually a common process in aging and usually harmless. In some people with severe CAA, however, the protein deposits cause the blood vessel walls to crack, in which case blood can leak out and damage t...

The 16th Edition of Pathways to a Cure, The Cerebral Amyloid Angiopathy Newsletter is now available! This publication hi...
03/28/2025

The 16th Edition of Pathways to a Cure, The Cerebral Amyloid Angiopathy Newsletter is now available!

This publication highlights the CAA Treatment Trial, cAPPricorn-1. Click the link below to read it today!

All previous editions are also available on our website.

Pathways to a Cure is a research newsletter developed and published by Dr. Steven Greenberg’s CAA Research Team at the Massachusetts General Hospital Stroke Research Center.

A new webpage on the CAA Forum is showing research on CAA through pictures! Click the link below for a glimpse into how ...
03/18/2025

A new webpage on the CAA Forum is showing research on CAA through pictures! Click the link below for a glimpse into how CAA research really looks!!

Images of CAA This project is all about showing research on cerebral amyloid angiopathy (CAA) through pictures. These pictures help explain the science in a visual way. Every day, young researchers use special imaging tools to study CAA. These tools create very detailed and interesting pictures. We....

Learn how board games can be a fun way to encourage stroke recovery and improve cognitive function! American Stroke Foun...
01/14/2025

Learn how board games can be a fun way to encourage stroke recovery and improve cognitive function! American Stroke Foundation

Board games aren’t just for fun—they’re also a fantastic tool for stroke recovery! Playing games with family and friends helps strengthen memory, improve cognitive function, and bring everyone closer together. It’s a win-win!

The best part? Board games are a cost-friendly and enjoyable way to work on therapy goals right from home. Whether you’re solving puzzles, rolling dice, or matching cards, these activities can boost your recovery and make the process more engaging.

What’s your favorite board game? Share in the comments and let’s inspire each other to play and grow!

To our CAA Community:
12/20/2024

To our CAA Community:

LAST CHANCE TO REGISTER for the CAA Webinar tomorrow, November 23rd! See the link below to register! https://amyloidosis...
11/22/2024

LAST CHANCE TO REGISTER for the CAA Webinar tomorrow, November 23rd! See the link below to register!
https://amyloidosissupport.zoom.us/webinar/register/WN_OLk7OUDNSLmvvtI7GIBRmw?fbclid=IwY2xjawGtgNNleHRuA2FlbQIxMAABHd-HVfD1vEnYhZE3Hw8vlFXk5vwtvm2f4GGqdvPaxpEwesP1nX39NCJBzw_aem_Dwp7qu_k9CLaYoS6PUwYHw #/registration

We are pleased to promote the upcoming CAA Webinar presented by the Amyloidosis Support Group and International CAA Association. Consider joining on Saturday November 23rd to learn about CAA from leading physicians and researchers!

Click the link below to register for this Live Zoom Webinar:
https://amyloidosissupport.zoom.us/webinar/register/WN_OLk7OUDNSLmvvtI7GIBRmw #/registration

Take a look at this Friday Factoid to learn about CAA and hemorrhagic (bleeding) stroke!
11/15/2024

Take a look at this Friday Factoid to learn about CAA and hemorrhagic (bleeding) stroke!

Friday Factoid - see below to learn about CAA and hemorrhagic stroke!

CAA LIVE Webinar - it's not too late to register! Click the link below! https://amyloidosissupport.zoom.us/webinar/regis...
11/08/2024

CAA LIVE Webinar - it's not too late to register! Click the link below!
https://amyloidosissupport.zoom.us/webinar/register/WN_OLk7OUDNSLmvvtI7GIBRmw #/registration

We are pleased to promote the upcoming CAA Webinar presented by the Amyloidosis Support Group and International CAA Association. Consider joining on Saturday November 23rd to learn about CAA from leading physicians and researchers!

Click the link below to register for this Live Zoom Webinar:
https://amyloidosissupport.zoom.us/webinar/register/WN_OLk7OUDNSLmvvtI7GIBRmw #/registration

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