Biopsy-proven Inflammatory Cerebral Amyloid Angiopathy: Distinguishing CAA-ri from ABRA (P1-5.002)

Megan Coghlan; Kyung Hyun Lee; Alexander Auchus; Timothy Lukovits; Teresa Howard

doi:10.1212/wnl.0000000000212938

June 9, 2026Neurology

Biopsy-proven Inflammatory Cerebral Amyloid Angiopathy: Distinguishing CAA-ri from ABRA (P1-5.002)

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Key Points

The aim is to differentiate cerebral amyloid angiopathy from amyloid beta-related angiitis by examining their clinical and histopathologic characteristics.
Analyzed clinical features of CAA-ri and ABRA
Evaluated radiographic findings related to both conditions
Assessed histopathologic differences between the two types
Identified unique clinical and radiographic patterns for CAA-ri compared to ABRA
Demonstrated specific histopathologic characteristics that differentiate these conditions

Implication

Highlights features distinguishing CAA-ri from ABRA, implying important diagnostic differences.

Abstract

•To highlight the clinical, radiographic, and histopathologic features that distinguish cerebral amyloid angiopathy (CAA-ri) from amyloid beta-related angiitis (ABRA), focusing on their differing patterns of vascular inflammation.

Discussion

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Cite This Study

Coghlan et al. (2026) studied this question.

synapsesocial.com/papers/6a2cf3d6faef96ed7f0563cd https://doi.org/10.1212/wnl.0000000000212938

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Biopsy-proven Inflammatory Cerebral Amyloid Angiopathy: Distinguishing CAA-ri from ABRA (P1-5.002)

Key Points

Implication

Abstract

Discussion

Cite This Study

Biopsy-proven Inflammatory Cerebral Amyloid Angiopathy: Distinguishing CAA-ri from ABRA (P1-5.002)

Key Points

Implication

Abstract

Discussion

Cite This Study

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