Letters to the Editor

Abstract

Stroke welcomes Letters to the Editor and will publish them, if suitable, as space permits. They should not exceed 1000 words (excluding references) and may be subject to editing or abridgment. Please submit letters in duplicate, typed double-spaced. Include a fax number for the correspondling author and a completed copyright transfer agreement form (published in the January and July issues) . To the Editor: We wish to congratulate Hart and Halperin1 on their excellent overview of the current “concepts and controversies” surrounding atrial fibrillation (AF) and stroke. In discussing the formation of thrombus within the left atrial appendage (LAA), they focus a large part of their discussion on the issue of blood stasis in the LAA that occurs in AF, suggesting this mechanism of thrombogenesis to perhaps be of greatest importance, although conceding that “many questions remain about the formation and embolism of left atrial …