Generally speaking the IVC is a dynamic structure that can vary in size, especially if the patient is evaluated with deep or suspended respiration. Using two dimensional ultrasound, an average anterior to posterior diameter measurement of the IVC (including the vessel wall) should not exceed 2.5 cm.
A method of making a rough measurement is: Estimation Answered by :PopTy13
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Ultrasound is a preferred method of examining the pelvis, and functions as an extension of a physical examination, particularly for obese patients.
A GE Ultrasound product offers a non-invasive method for looking at the internal organs of a patient. Because this method is non-invasive, it poses minimal risk to a patient.
Reproducibility is one component of the precision of a measurement or test method.
Liters.
Indirect measurement is a technique that uses proportions to find a measurement when direct measurement is not possible.
radius = diameter/2
Divide the diameter by 2.
The Standard Method of Measurement known is the SMM7 publish by the the Royal Institution of the Chartered Surveyors is the appropriate method of measurement for building works. The SMM7 rules are simplified enough to produce shorter bill of quantities and the contents updated to conform to modern practice.
Axillary
method of linear measurement