Cardiology>>>>>Electrocardiographic Interpretation
Question 1#

The ECG changes in the figure below:

are diagnostic of:

A. Pericardial effusion
B. Chronic lung disease
C. Mitral valve disease
D. Acute pericarditis
E. Coronary artery disease

Correct Answer is A

Comment:

On this electrocardiogram, there is a sinus tachycardia. The voltage is low and in the V1 and II rhythm strips, electrical alternans can be seen. This is an ECG from a patient with cardiac tamponade (pericardial effusion).