Preoperative duplex imaging is required before all operations for primary varicose veins.
Vrouenraets
B C
BC
Keeman
J N
JN
D003657:Decision Making; D006801:Humans; D011300:Preoperative Care / Q000295:instrumentation; D012501:Saphenous Vein / Q000000981:diagnostic imaging; D012680:Sensitivity and Specificity; D018616:Ultrasonography, Doppler, Duplex / Q000295:instrumentation*; D014648:Varicose Veins / Q000000981:diagnostic imaging*