Dimensions of internal jugular veins in Turkish children aged between 0 and 6 years in resting state and during Valsalva maneuver.

Objective: We aimed to establish the values of the internal jugular vein (IJV) sizes in Turkish children aged between 0 and 6 years.

Methods: Ninety-four normal children included in this study. All of the children were imaged by ultrasonography (USG) at the level of the cricoid cartilage.