Hereditary cerebral hemorrhage with amyloidosis-Dutch type.

Abstract excerpt

The amyloid beta-protein (Abeta) E22Q mutation of the rare disorder hereditary cerebral hemorrhage with amyloidosis-Dutch type (HCHWA-D) causes severe cerebral amyloid angiopathy (CAA) with hemorrhagic strokes of mid-life onset and dementia. The mutation does not affect total Abeta production but may alter the Abeta1-42:Abeta1-40 ratio, and affect the proteolytic degradation of Abeta and its transport across the...

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