text: <unk><unk>  can be used to document changes in oxygen saturation. However, it is contraindicated in severe pulmonary artery hypertension.
option_0: Atrial septal defect exercise testing
option_1: Tricuspid regurgitation cardiac stress test
option_2: Aortic stenosis cardiac stress test
option_3: Aortic regurgitation cardiac stress test
option_4: Dextro-transposition of the great arteries electrophysiology testing
option_5: Cor triatriatum echocardiography
option_6: Atrial septal defect MRI
option_7: Atrial septal defect contrast echocardiography