Cardiology

Question 1

AF- acute setting, eg BG: young mitral stenosis

Answer 1

IV Verapamil (If asthma)
If unstable, cardioversion

Question 2

Ebstein’s anomaly

Answer 2

ASD
Tricuspid valve abnormalities
Atrialisation of right ventricle

A/s WPW syndrome

Question 3

WPW syndrome

Answer 3

DC cardioversion
Long term if suitable: Radiofrequency ablation of accessory pathway

NEVER dig/verapamil

Question 4

Lown-Ganong-Lavine syndrome

Answer 4

Short PR but no delta waves, no abnormal QRS (unlike WPW)

Question 5

Cardiac tamponade

Answer 5

ECG: electrical alternans
Rx: Pericardiocentesis and ventricular repair

Question 6

Sumatriptan C/I:

Answer 6

IHD
Can cause chest pain (vasospasm)

Question 7

Drugs causing QT prolongation?

Answer 7

Clarithromycin
Erythromycin
Domperidone
Ketoconazole

Question 8

Torsades causes?

Answer 8

low K
low Mg
QT prolongation

Question 9

Supra ventricular tachycardia Rx:

Answer 9

Vagal manoeuvre
Adenosine
In asthma: Verapamil

Question 10

Organism involved in IE after bowel resection

Answer 10

Bacteroides fragilis
Streptococcus bovis

Question 11

Severity of MS is determined by?

Answer 11

Duration of diastolic murmur
Soft S1
Presence of parasternal heave
Loud P2
Decreased A2-OS interval