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Fig. 1 | Trials

Fig. 1

From: Balloon pulmonary angioplasty combined with riociguat for the treatment of inoperable chronic thromboembolic pulmonary hypertension (PRACTICE study): study protocol for a randomized controlled trial

Fig. 1

Flow diagram of study recruitment and randomization. After obtaining consent and diagnosis of chronic thromboembolic pulmonary hypertension is confirmed, subjects will be randomized into either the B+R or R group, to receive treatment for 12 months. Patients in the B+R group receive 4 times BPA 3 months later initial riociguat in 3 months. Observations will be recorded at the time of screening/baseline and at 3, 6, and 12 months after the initiation of treatment. BPA, balloon pulmonary angioplasty; CTEPH, chronic thromboembolic pulmonary hypertension

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