Cardiac<unk>  is still the gold standard for diagnosing, assessing the severity, and determining the prognosis and response to therapy in pulmonary<unk> . In the cardiac<unk>  laboratory, inhaled nitric oxide is administered to determine if the pulmonary vasculature is still reactive or if the obstruction is fixed.  It is dangerous to give nifedipine IV as a test because it could lead to a dangerous episode of hypotension. This procedure has been shown to be safe, with no deaths reported in the NIH registry study. In addition, a recent study reported a procedure-related mortality of 0.055%.
Pulmonary hypertension right heart catheterization
Pulmonary hypertension physical examination
Pulmonary hypertension MRI
Pulmonary hypertension echocardiography or ultrasound
Chronic obstructive pulmonary disease echocardiography
Tricuspid stenosis physical examination
Pulmonary hypertension chest x ray
Pulmonary hypertension electrocardiogram