Cardiology 2: Conditions and Drugs

Question 1

What is Dilated Cardiomyopathy? What deficiency can this disease be associated with?

Answer 1

Weakened and enlarged heart that can be associated with a taurine deficiency.

Question 2

What is Hypertrophic Cardiomyopathy? What feline condition can this be associated with?

Answer 2

Enlargement of the heart muscle. Can be associated with hyperthyroidism.

Question 3

What happens during Congestive Heart Failure?

Answer 3

The heart can no longer efficiently pump blood and the lungs fill up with fluid (pulmonary edema)

Question 4

Which heart condition is common in horses? What is it caused by and how is it resolved? What does it look like on an ECG?

Answer 4

Second-degree AV Block: an arrhythmia caused by a delay at the AV node. Caused by high vagal tone and may resolve with exercise. On ECG, may see a P wave with no QRS.

Question 5

What is Ventricular Fibrillation?

Answer 5

Uncoordinated contraction of the cardiac muscle in the ventricles.

Question 6

Loop diuretic used in congestive heart failure

Answer 6

Furosemide (Lasix)

Question 7

Potassium sparing diurectic

Answer 7

Spironolactone

Question 8

Ace inhibitor/vasodilator used in conjunction with a diuretic to treat CHF

Answer 8

Enalapril

Question 9

Inodilator used to treat CHF in dogs

Answer 9

Vetmedin (Pimobendan)

Question 10

Anticholinergic used to increase heart rate

Answer 10

Atropine

Question 11

Venodilator. Topical, used to treat CHF (wear gloves!)

Answer 11

Nitroglycerine

Question 12

Used to treat hypertension.

Answer 12

Sildenafil (Viagra)

Question 13

Used to treat ventricular tachycardia or VPCs (ventricular premature contractions)

Answer 13

Lidocaine

Question 14

A cardiac glycoside, but can be toxic

Answer 14

Digoxin