U wave alternans in severe ischaemia.
A patient with unstable angina and known heart failure, and marked U wave alternans on the electrocardiogram is reported. Alternans of the U wave with no change in the QRS complex is extremely rare. The relevant literature is reviewed.
Lefebvre
P
P
Division of Cardiology, Tivoli University Hospital, La Louvière, Belgium.
Mantia
M
M
Friart
A
A
D000368:Aged; D000789:Angina, Unstable / Q000175:diagnosis* / Q000503:physiopathology; D004562:Electrocardiography; D017809:Fatal Outcome; D005260:Female; D006333:Heart Failure / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans