Recommendations for evaluation of severity and follow-up
| Statement | Class# | Level¶ |
| It is recommended to evaluate the severity of PAH patients with a panel of data derived from clinical evaluation, exercise tests, biochemical markers, and echocardiographic and haemodynamic assessments (table 15) | I | C |
| It is recommended to perform regular follow-up every 3–6 months (table 16) also in stable patients with PAH | I | C |
| A goal-oriented treatment strategy is recommended in patients with PAH | I | C |
PAH: pulmonary arterial hypertension. #: class of recommendation; ¶: level of evidence.