Gadobutrol versus gadofosveset-trisodium in MR venography of the lower extremities.

Objectives: MR venography (MRV) protocols have used bloodpool contrast agents and long scan sequences to identify patients suitable for treatment and preoperatively. However, variable availability of bloodpool contrast agents, high costs and a need to shorten acquisition times for routine MR protocols hamper everyday practice.

Materials: 20 patients (11 men; mean age 54 ± 11.