What is the difference between girth assessment for edema and volumetric assessment of edema?
A) Girth is measured with a tape measure and volume is measured with water displacement.
B) Girth is measured at the same time of day each time and volumetry can be performed at any time during the day.
C) Girth measurements are more difficult to take than volumetric measurements of edema.
D) Girth measurements indicate the exact location of the edema and the quantity; volumetric assessment just indicates that there is edema present but not specifically where.
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