A 27-year-old male asked:
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Do CT scans see brain tumors?

1 doctor answer
Dr. Eric Weisman
35 years experience in Neurology
They can: The diagnostic yield of increased with use of IV contrast material as some tumors disrupt the so called blood brain barrier affording the contrast the ability to infiltrate from the blood stream into the tumor. Small tumors that have not disrupted the integrity of blood vessels may escape detection on CT especially if the have the same radiographic tissue density as their surrounding tissue.
Answered on May 21, 2016

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