ECG Quiz September 2025: The ECGs of Syncope

Try this ECG QUIZ.

Scroll to the bottom of the page for the answers.

QUESTION 1

In this patient with a syncopal episode, which was preceeded by palpitations, what would you use to control the rate?

(a) Metoprolol

(b) Sotalol

(c) Procainaimide

(d) Amiodarone

The ECG is shown below:

QUESTION 2

This is an ECG of a patient who had a syncopal episode whilst playing sport. What is the diagnosis?

(a) Wellen Syndrome

(b) Cardiomyopathy

(c) Acute Ischaemia

(d) Pulmonary Embolism

QUESTION 3

A 56 yo patient presents with syncope. What does his ecg show?

(a) Incomplete LBBB

(b) Biphasicular Block

(c) Incomplete Triphasicular Block

(d) Mobitz 2:1 Block

QUESTION 4

An elderly patient presents follosing an episode of syncope. What is the diagnosis?

(a) RBBB

(b) Biphasicular Block

(c) Mobitz 2: 1 Block

(d) Incomplete Triphasicular Block

QUESTION 5

A 32 yo patient presents with syncope during a game of football. He is well now, with no symptoms. His vitals are normal. His ecg is shown below. What is the potential diagnosis based on his ecg?

(a) Hypertrophic Obstructive Cardiomyopathy

(b) Arrhythmogenic Right Ventricular Dysplasia

(c) Brugada Syndrome

(d) SCAD

QUESTION 6

A young patient has been sent to the emergency department from the Methadone Clinic, with intermittent siezure-like activity, but has no post ictal component. What does the ECG show?

(a) Mobitz 2:1

(b) Hypokalaemia

(c) Long QT

(d) Arrhythmogenic Right Ventricular Dysplasia

ANSWERS

1 c
2 b
3 d
4 d
5 b
6 c