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Cara Santamaria

๐Ÿ‘ค Speaker
272 total appearances

Appearances Over Time

Podcast Appearances

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And of course, we've seen a massive change to cervical cancer screening due to the HPV vaccine.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

When I was young, you started your pap as early as you were kind of sexually active.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

uh or as early as you had a period and you would go every single year and now uh most uh girls and young women's are going through every three to five years and they're they're ending those pap tests at a certain age okay so these are the three that are spoken about here and i guess we'll dive in with the colonoscopy question what are the risks of undergoing colonoscopy you can um

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

Yeah, you could get an infection.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

I mean, it's rare, but there could be a perforation.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And definitely, anesthesia does carry risks.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And so the older the individual is and the more their health concerns and complaints, those risks can become more salient.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And then the question is, if we were to screen every single person in their mid-80s, how many of them would probably have...

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

have something pop up on a colonoscopy that you know historically might warrant treatment well here's some interesting numbers there's a new study of 92 000 veterans affairs patients that showed um

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

You know, there were patients over 75 who had previously had colonoscopies.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And they found that in that group of older adults who had colonoscopies, in about 28%, they found an adenoma, which is a polyp that could become cancerous.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And then they followed them for 10 years.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

They found that those who had an adenoma on colonoscopy were...

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

were more likely... At 75?

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

Yeah, over 75, were more likely to develop colon cancer than those without one.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

But here's the rub.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

In 0.5% of individuals with a previous adenoma, they ended up dying of colon cancer.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

Those without a previous adenoma who ended up dying of colon cancer...

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

0.5 versus 0.4% of that population.

The Skeptics' Guide to the Universe
The Skeptics Guide #1087 - May 9 2026

And so obviously both groups were completely outnumbersed by the number of veterans who died within the decade of other causes.