Pulmonary Circulation

Question 1

Cor pulmonale

Answer 1

Right ventricular failure secondary to pulmonary hypertension

Question 2

Virchow’s triad: hypercoagulable state, venous stasis, vascular injury. Tachycardia (most common)T changes, S1Q3T3 (Indicates cor pulmonale). Chest radiograph: Westermark’s sign and Hampton’s Hump - triangular infiltrate secondary to intraparenchymal hemorrhage

Answer 2

Pulmonary embolism

Question 3

Pulmonary hypertension

Answer 3

Pulmonary artery pressure >25 mmHg

Question 4

What is the most likely Dx? 1 week post partum has syncopal episode and is now tachycardic and short of breath.

Answer 4

pulmonary embolism

Question 5

Class 4 pulmonary HTN cause?

Answer 5

pulmonary embolism

Question 6

Class 5 pulmonary HTN cause?

Answer 6

sarcoidosis

Question 7

Class 3 pulmonary HTN cause?

Answer 7

COPD

Question 8

Class 1 pulmonary HTN causes?

Answer 8

Ventricular septal defect
Atrial septal defect
Patent ductus arteriosus

Question 9

Class 2 pulmonary HTN causes?

Answer 9

Mitral stenosis
Aortic stenosis
Left ventricular hypertrophy
Left heart failure

Question 10

Patients with Virchow’s triad have an increased risk for what pulmonary disorder?

Answer 10

Pulmonary embolism

Question 11

Virchow’s triad

Answer 11

Stasis
Hypercoagulability
Endothelial damage

Question 12

Gold standard test used to diagnose Pulmonary HTN?

Answer 12

Right heart cardiac catheterization

Question 13

What is the Dx? Young healthy female smoker on oral contraception with acute chest pain and SOB?

Answer 13

Pulmonary embolus

Question 14

Initial Treatment for pulmonary embolism?

Answer 14

Heparin

Question 15

A DVT in what location is the most common source of pulmonary embolism?

Answer 15

Lower extremity above the knee

Question 16

How high does pulmonary pressure need to be to diagnose pulmonary HTN?

Answer 16

25 mmHg at rest