Table 1

Clinical parameters for performing duplex scann

Clinical parameter
N – %

Limb swelling
201 – 84.1%
Calf or thigh pain
121 – 50,6%
Tenderness
15 – 6.2
Cyanosis
10 – 4.1%
Cellulitis
10 – 4.1%
Venous stasis
9 – 3.7%
Joint pain
5 – 2%

de Oliveira et al. Cardiovascular Ultrasound 2008 6:53   doi:10.1186/1476-7120-6-53