Josef Pflug Vascular Laboratory, Ealing Hospital, Middlesex, UK; Department of Surgery and Cancer, Imperial College, London, UK; West London Vascular and Interventional Centre, London North West University Healthcare, UK. Electronic address: [Email]
Reflux assessment with ultrasound (U/S) is usually qualitative. Quantitative measurements of superficial venous insufficiency (SVI) include the venous arterial flow index (VAFI), recirculation index (RCI), venous filling index (VFI), and the postural diameter change (PDC) of the saphenous trunk. The aim was to investigate their relationship.