The authors demonstrate for the first time that resting U wave inversion can become upright transiently during Valsalva's test.
Get full access to this article
View all access options for this article.
References
1.
Furbetta D., Bufalari A., Santucci F., et al: Abnormality of the U wave and the T-U segment of the electrocardiogram: The syndrome of the papillary muscles. Circulation14:1129-1137, 1956.
2.
Lepeschkin E. : The U wave of the electrocardiogram. Mod Concepts Cardiovas: Dis38:39-45, 1969.
3.
Gerson MC, Phillips JF, Morris SN, et al: Exercise-induced U-wave inversion as a marker of stenosis of the left anterior descending coronary artery. Circulation60:1014-1020,1979.
4.
Gerson MC, McHenry PL: Resting U wave inversion as a marker of stenosis of the left anterior descending coronary artery. Am J Med69:545-550, 1980.
5.
Kishida H., Cole JS, Surawicz B.: Negative U wave: A highly specific but poorly understood sign of heart disease . Am J Cardiol49:2020-2036, 1982 .
6.
Miwa K., Murakami T., Kambara H., et al: U wave inversion during attacks of variant angina. Br Heart J50:378-382. 1983.
