Heart Disease and Heart Failure

Question 1

What are the effects of the DV view?

Answer 1

Diaphragm moves cranially and pushes the heart to the left

Reduces lung volume

Question 2

Which view is best for conspicuity of cranial lobe vessels?

Answer 2

Left Lateral

Question 3

What do you need an echocardiogram to characterize?

Answer 3

Ventricular hypertrophy

Right Atrial Dilation

Question 4

What causes Right ventricular hypertrophy?

Answer 4

Pulmonic Stenosis

Heartworm Disease

Question 5

What will you see on a radiograph in a patient with Right ventricular hypertrophy?

Answer 5

Increased sternal contact
Elevation of the apex of the heart from sternum
Backward “D” shape

Question 6

What changes are seen in a VD/DV view with Left Auricular dilation?

Answer 6

Pushed laterally by enlarged LA

Bulge on VD from 2:00-3:00

Question 7

What changes are seen in a VD/DV view with Pulmonary Artery dilation?

Answer 7

Bulge on VD from 1:00-2:00

Question 8

What changes are seen in a VD/DV view with Aortic Arch dilation?

Answer 8

Bulge on VD from 11:30-12:30

Question 9

What changes are seen in a VD/DV view with Right Atrium dilation?

Answer 9

Bulge on VD from 9:30-11:30

Question 10

What is the cause of Left Atrial Dilation?

Answer 10

Mitral Valve Disease

Question 11

What cause Right Atrial Dilation?

Answer 11

Tricuspid Dysplasia

Question 12

What does Left Atrial Dilation cause?

Answer 12

compression of the left branch of principle bronchi

Question 13

What sign is seen on radiographs in associated with Large Left Atrium?

Answer 13

“Bow Legged Cowboy Sign”

Question 14

What causes the Aortic Arch to be seen on radiographs?

Answer 14

congenital aortic stenosis

Question 15

What causes the Pulmonary Artery to be seen on radiographs?

Answer 15

Heartworm disease

Pulmonic Stenosis

Question 16

What is the order of vessels on a Lateral view?

Answer 16

Veins are ventral to arteries

Question 17

What is the order of vessels on VD/DV view?

Answer 17

Veins medial to Arteries

Question 18

What is the Rule of Thumb for Pulmonary Vessel size?

Answer 18

In DV view, vessels should be the same size as the right 9th rib at their point of intersection

Question 19

If the vein is larger than the Artery?

Answer 19

Venous hypertension from mitral valve dysplasia

Question 20

If the Artery is bigger than the vein?

Answer 20

Pulmonary Hypertension from heartworms or pulmonary fibrosis

Question 21

If the Artery and vein are bigger than the 9th rib?

Answer 21

Left to Right Shunt
Fluid Overload
Fluid Retention

Question 22

If the Artery and vein are smaller than the 9th rib?

Answer 22

Dehydration

Decreased Right ventricular output

Question 23

What are the three patterns of Pulmonary edema?

Answer 23

Interstitial
Alveolar
Bronchial

Question 24

Peritoneal pericardial diaphragmatic hernia (PPDH)

Answer 24

anatomic defect between peritoneal and pericardial cavities allowing migration of organs