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Nature Podcast

Extra: The grey zone

Nature Podcast

podcast@nature.com

Science, Technology, News

4.5893 Ratings

🗓️ 30 June 2017

⏱️ 19 minutes

🧾️ Download transcript

Summary

Sometimes people can become trapped in the grey zone between conscious and unconscious states. Kerri Smith talks to neuroscientist Adrian Owen about communicating with patients in vegetative states.

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Transcript

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0:00.0

Hello, I'm Jessie Ware and this is my mum, Lenny, and we're from Tablemanners. Every week, me and mum cook for a very special guest and chat about food, family and everything in between.

0:08.5

We're currently being sponsored by PayPal, the app helping you to send and receive money quickly and securely to just about anyone, almost anywhere.

0:19.0

Nothing in this life is more arduous than having to find someone's bank details,

0:23.5

typing them into a banking app, checking and rechecking, all the digits are correct.

0:27.4

But with the PayPal app, all you need to securely send and receive money is a phone number or an email.

0:34.3

Pay friends easily in the app. Don't just pay. PayPal.

0:39.2

A PayPal account is required to send and receive money. This is a podcast extra from nature. I'm Kerry Smith. Every day when we wake up,

0:49.2

we experience a transition. One minute we're asleep, unconscious, we don't follow commands. It's as if there's

0:55.0

nobody home. The next we're aware of our circumstances, our surroundings, we can respond. It's

1:00.8

night and day. But some people, because of injury or accident, end up in a grey zone between

1:06.7

these conscious and unconscious states. In a minimally conscious state, say, where sometimes

1:11.9

patients can signal their awareness through the fog, but sometimes it's as if they're not there.

1:17.1

Or in a persistent vegetative state, where a patient might look like they're awake, maybe they

1:21.9

open their eyes, but they're unaware. Neuroscientist Adrian Owen has dedicated his career to finding out what's going on

1:29.5

in the brain when a patient gets trapped in the grey zone. And shockingly, in as much as 20% of

1:35.7

patients who appear to be entirely vegetative, the brain responds to instructions, just like the brain

1:41.1

of a healthy person. Adrian has written a book about his work and we sat down in the studio to dig into it.

1:47.8

For most of us, meeting someone who's in a vegetative state or a minimally conscious state

1:53.0

is something that is quite hard to imagine and presumably it had to happen to you for the first time as well.

1:58.7

What was that experience like?

2:01.0

It was very strange actually. It was 1997, and it was a patient at Adam Brooks Hospital in Cambridge

2:06.4

who came to us in a vegetative state. And this was, you know, really early days. And the idea of

...

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