ECG changes

Question 1

What would Delta waves and a short PR-interval indicate?

Answer 1

Wolff-Parkinson-White syndrome

Question 2

What would a New widening QRS complexes and an RSR’ pattern in V1 suggest?

Answer 2

Right bundle branch block.

Question 3

What would T-wave flattening and the appearance of U-waves indicate?

Answer 3

Hypokalaemia

Question 4

What might J waves on an ECG suggest?

Answer 4

Hypothermia

Or severe hypercalcaemia

Question 5

What are the main cuases of LBBB?

Answer 5

MI
Aortic stneosis

Question 6

What can cause the reverse tick sign on an ECG?

Answer 6

Digoxin toxicity

Question 7

What is T wave inervsion on an ECG usally due to?

Answer 7

MI

Question 8

What would electrical alternans on an ECG suggest?

Answer 8

Cardiac tamponade

Question 9

What might P mitrale (broad, notched P wave) on an ECG suggest?

Answer 9

Left atrial enlargement, classically due to mitral stenosis.

Question 10

What would Bifid P waves suggest?

Answer 10

Atrial enlargement

In mitral stenosis

Question 11

What would a Increased PR interval suggest?

Answer 11

Delayed conduction through the AV node- Heart block