Have there been any scientifically documented cases of a persistent long-term dreams whilst in a coma?

Like Jacob's Ladder, Life on Mars, Wizard of Oz etc etc?Have there been any scientifically documented cases of a persistent long-term dreams whilst in a coma?
Try this http://www.abc.net.au/science/news/stori鈥?/a>


SEE LINK FOR FULL ARTICLE.


Woman in coma plays tennis


Maggie Fox


Reuters


Friday, 8 September 2006


';Brain scans of a woman who has been in a vegetative state for five months show her imagining playing tennis and responding to commands, researchers report.';





When the researchers asked the woman to imagine she was playing tennis, her brain scan lit up in virtually the same places as the brains of healthy volunteers asked to do the same thing.