Pediatric IVC diameter determination with ultrasound

If you are using ultrasound to evaluate IVC diamter in children, what is considered a normal IVC diameter?   You can determine the IVC/Ao ratio or correct the IVC diamter based on the child's body surface area.  

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A podcast dedicated to the teaching of critical care. The focus audience is physicians, residents, medical students, nurses, therapists, and paramedics. These are topics that arise while on teaching rounds in the Burn ICU at Vanderbilt Medical Center. A broad scope of critical care and prehospital topics are presented as well as recent journal articles and medical news.