Sonographic Assessment of Intravascular Fluid Estimate (SAFE) Score by Using Bedside Ultrasound in the Intensive Care Unit

<div>Internal jugular vein (IJV) exam. (a) Placement of the transducer with least or minimal pressure possible. (b) B-mode IJV. (c) M-mode measurement and variation of the IJV during the respiratory cycle. CCA: common carotid artery.</div>

Critical Care Research and Practice

fig4

Figure 4

Figure 4: Sonographic Assessment of Intravascular Fluid Estimate (SAFE) Score by Using Bedside Ultrasound in the Intensive Care Unit 