To live tweet a brain operation performed by one of the world's foremost neurosurgeons.

CNN: Hospital to live tweet brain surgery, put pics on Pinterest

Memorial Hermann's open-heart surgery live tweet was a world first, although other hospitals have used to Twitter to cover different operations before, including a few brain surgeries.

CNN: Hospital to live tweet brain surgery, put pics on Pinterest

Natalie Camarata, Memorial Hermann's digital marketing manager, told Mashable the plan to live tweet the operation was hatched following the open-heart surgery, which was viewed an estimated 125 million times through Twitter, Storify and media coverage.

CNN: Hospital to live tweet brain surgery, put pics on Pinterest