Test 1: lecture 20 discussion

Question 1

2/6 systolic left apical murmur
* Rapid, irregular rhythm
* Weak femoral pulse with pulse deficits
* Harsh lung sounds with crackles bilaterally

german shepherd: collapse

Answer 1

Afib on EKG

cardiomegaly, Left sided enlargement
mild edema
mild venous congestion

Question 2

how to treat Afib and poor contractility

Answer 2

Furosemide
Ace Inhibitor (benazepril)
pimobendan
spironolactone
diltiazem (slows Afib)
digoxin (slows Afib)

Question 3

if inappetent on digoxin what to do?

Answer 3

decrease dose by 25%

Question 4

left sided systolic murmur

cocker spaniel 9 years old

Answer 4

mitral regurg, MV prolapse or physiologic flow

MR

Myxomatous degenerative valve disease MDVD

Question 5

dogs with cardiomegaly from valve disease without CHF should be placed on —

Answer 5

pimobendan

(prevents CHF for 15 months)

Question 6

Answer 6

VPC- wide and wierd QRS

Question 7

what to treat with

Answer 7

sotalol

Question 8

if you can’t use sotalol what can you switch to

Answer 8

mexiletine (1B AA- Na blocker)
atenolol (type 2 AA: beta blocker)