16 CTEPH is diagnosed on the basis of radiological investigations performed during the assessment of a patient with pulmonary hypertension. A ventilation/perfusion (V/Q) lung scan is performed early ...

A diagnosis of DVT required confirmation by venography, impedance plethysmography, or ultrasound. A diagnosis of PE required confirmation by a segmental or larger ventilation/perfusion mismatch on a ...

Chronic thromboembolic pulmonary hypertension occurs in a proportion of patients with prior acute pulmonary embolism and is characterised by breathlessness, persistently raised pulmonary pressures and ...