Health / Medical Topics |
Lumen Diameter
Definition 1
The length of the diameter passing through the center of a hollow cavity or tubular organ. (NCI Thesaurus)
Definition 2
The length of a straight line passing through the center of the inner open space or cavity of a tubular organ and connecting two points on the circumference. (Food and Drug Administration)
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The cavity or channel within a tube or tubular organ such as a blood vessel or the intestine.
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