TOC | Cardiology    *CONGESTIVE HEART FAILURE Right sided                            
See also  Left sided CHF                                  

A. Obstruction of Right Atrial Emptying

1. Tricuspid Stenosis
2. Right Atrial Myxoma
3. Right Atrial Thrombus

B. Pressure Overload

1. Pulmonary Artery Hypertension (PAH)
   • a. Left sided CHF (>Left Atrial Pressure) most common cause of PAH
   • b. COPD
   • c. Pulmonary Emboli
   • d. Primary PAH,
   • e. PAH secondary to Increased Flow from Left to Right Shunts
2. Pulmonary Outflow Tract Obstruction

C. Reduced Diastolic Relaxation

1. Poor Compliance
   • a. Restrictive Cardiomyopahty,
   • b. Hypertrophied Muscle,
   • c. Ischemic Heart Disease (usually RCA)
2. Constrictive Disorder
   • a. Tamponade,
   • b. Constrictive Pericarditis,
   • c. Restrictive Cardiomyopathy

D. Reduced Inotropy

1. Cardiomyopathy,
2. Myocarditis,
3. Coronoary Artery Disease (usually involving RCA)

E. Volume Overload

1. Pulmonary Regurgitation,
2. Tricuspid Regurgitation,
3. Left to Right Shunt at Atrial or Ventricular Level