Fragou, M, Gravvanis, A, Dimitriou, V, et al. Real-time ultrasound-guided subclavian vein cannulation versus the landmark method in critical care patients: a prospective randomized study. Crit ...

The left IJV was patent, but the left innominate vein and subclavian vein were incompletely evaluated due to mixing of the contrast with blood. Decision to report or not report Figure 3.