Initial workup may include:
ECG: Atrial premature complexes, Left or Right atrial abnormalities, Right axis deviation, Right heart strain
CXR
Echocardiography
Right heart cath
ECG: Atrial premature complexes, Left or Right atrial abnormalities, Right axis deviation, Right heart strain
CXR
Echocardiography
Right heart cath
Cor triatriatum
Pericarditis
Stone heart
Pulmonary Hypertension
Hypertrophic cardiomyopathy
Right heart failure
Atrio-esophageal fistula
Atrial Myxoma