Fig. 2From: Balloon pulmonary angioplasty – efficient therapy of chronic thromboembolic pulmonary hypertension in the patient with advanced sarcoidosis – a case reporta – initial selective right pulmonary artery angiography with intravascular web marked with arrow. b, c – intravascular web/organized thrombus in optical coherent tomography (OCT). d – guide wire with pressure catheter to assess pulmonary pressure ratio (PPR)Back to article page