Cor Pulmonale Flashcards

1
Q

Right Ventricular structure alteration due to pulmonary disease / hypoxia that may progress to right ventricular systolic / diastolic failure

A

Cor Pulmonale (R HF)

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2
Q

What are the 5 most common causes of Cor Pulmonale

A
  • COPD
    Pulm HTN
  • Idiopathic pulmonary fibrosis
  • Thromboembolic disease
  • ARDS
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3
Q

2 less common causes of Cor Pulmonale

A
  • Pneumoconiosis
  • Kyphoscoliosis
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4
Q
  • General term given to any lung disease caused by inhaled dust deposited in lungs
  • “Occupational lung disease”
  • Ex: asbestosis, silicosis, coal workers, black lung disease
A

Pneumoconiosis

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5
Q

CP described as “pressure” or “tightness” or “squeezing” or “gas” rather than sharp is usually what?

A

Myocardial ischemia

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6
Q

Cor Pulmonale

  • SpO2 high or low?
  • CVP high or low?
A
  • SpO2 decreased
  • CVP increased
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7
Q

3 lab values for Cor Pulmonale

A
  • CBC showing polycythemia secondary to chronic hypoxemia
  • ABG showing hypoxemia +/- hypercapnic acidosis
  • BNP
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8
Q

3 dx tests for Cor Pulmonale

A
  • EKG : RV hypertrophy and RBBB
  • Echo: RV enlargement / hypertrophy
  • Right Heart Cath: increased pulm artery pressure, increased vasc resistance, check response to O2/vasodilation
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9
Q

Tx for acute or chronic Cor Pulmonale?

  • Reverse hypoxia
  • Improve RV contractility
  • Decrease pulm vasc resistance
  • CPAP for sleep apnea
  • Phlebotomy
  • Anticoagulate
A

Acute

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10
Q

Tx for acute or chronic Cor Pulmonale?

  • Long term O2 for hypoxic COPD pts
  • __?? for RV volume overload
  • CCBs, prostacyclin analogues, endothelin receptor antagonists for PAH
  • Theophylline
A

Chronic

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11
Q

Prognosis of Cor Pulmonale?

A
  • 70% die within 5 years
  • 30% chance of surviving 5 years
  • Once sxs onset, life expectancy is 2-5 yrs
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