Revista Brasileira de Terapia Intensiva

Right internal jugular vein distensibility appears to be a surrogate marker for inferior vena cava vein distensibility for evaluating fluid responsiveness
Broilo,Fabiano et al.
Revista Brasileira de Terapia Intensiva(2015),27(3)
http://dx.doi.org/10.5935/0103-507X.20150042