Search
ECG U wave
A small wave on ECG following the T wave, best seen in leads V2 & V3.
Clinical significance:
same polarity as T wave
1) digitalis
2) quinidine
3) hypokalemia
4) thyrotoxicosis
5) epinephrine
opposite polarity as T wave
1) left anterior descending coronary artery stenosis
2) left main coronary artery stenosis
Related
electrocardiogram (ECG, EKG)
General
electrocardiogram feature
References
Current Pocket Reference 1992 Pharmacopoeia & Medical
Notes, Shepherd/Whalen, Specialty Cards, Norman OK 1997