Fig. 2From: Pathways for outpatient management of venous thromboembolism in a UK centreSheffield pulmonary embolism pathway. CTEPH, chronic thromboembolic pulmonary hypertension; CTPA, computed tomography pulmonary angiogram; LMWH, low molecular weight heparin; OAC, oral anticoagulant; PE, pulmonary embolism; VQ SPECT, ventilation/perfusion single-photon emission tomography [35]Back to article page