Luminal Meaning in English
word
Definition
Relating to or located within the lumen, the inside space of a tubular structure in the body, such as a blood vessel or intestine.
Usage & Nuances
Used mostly in scientific or medical contexts (anatomy, pathology); describes position or processes occurring inside the 'lumen' (the hollow part) of organs. Do not confuse with 'Luminal' (capitalized), which can refer to a brand name of a drug.
Example Sentences
The doctor examined the luminal surface of the intestine.
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Some diseases cause luminal narrowing of blood vessels.
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The bacteria grew quickly in the luminal space.
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During the scan, doctors looked for luminal blockages that might explain her symptoms.
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The report confirmed that the tumor was attached to the luminal wall.
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You’ll often hear researchers discuss luminal versus non-luminal tumors in studies.
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