TSUNG O. CHENG, M.D.
To the editor: The three articles in the July issue on the use of two-dimensional echocardiography in stroke patients are very timely, practical, and sobering (1-3). The infrequency of positive findings for intracardiac source of embolus reported by Lovett and colleagues (1) and Greenland and associates (2) certainly militates against the advisability of routine use of echocardiography in patients with stroke syndromes. However, in neither the two leading articles (1, 2) nor the accompanying editorial (3) was paradoxical embolism mentioned as a source of cerebral embolism (4).
Paradoxical embolism, although rare, is a curable disease (5), although it is not
CHENG TO. Echocardiography and Paradoxical Embolism. Ann Intern Med. ;95:515. doi: 10.7326/0003-4819-95-4-515_1
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Published: Ann Intern Med. 1981;95(4):515.
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