Cardiac Pathology

Question 1

Anterior Leads

Answer 1

V3, V4

Question 2

Lateral Leads

Answer 2

I, aVL, V5, V6

Question 3

Inferior Leads

Answer 3

II, III, aVF

Question 4

Posterior Leads

Answer 4

V1, V2

Question 5

Aortic Stenosis classic triad

Answer 5

heart failure, angina, syncope

Question 6

Hyperkalaemia

Answer 6

1. Tall tented T waves
2. Widened QRS
3. Absent P waves
4. Sine wave appearance

Question 7

Hypokalaemia

Answer 7

1. Small T waves
2. ST depression (sagging)
3. Prolonged QT interval
4. Prominent U waves

Question 8

Hypocalcaemia

Answer 8

1. Narrowing of QRS
2. Reduced PR interval
3. T wave flattening + inversion
4. Prolonged QT interval
5. Prominent U wave
6. Prolonged ST
7. ST depression

Question 9

Hypomagnesaemia

Answer 9

Prolonged QTc

Question 10

Hypermagnesaemia

Answer 10

1. Increased PR interval
2. Prolonged QRS complex
3. Peaked T waves
4. Flattened P waves