Below is a summary of the full article. Click here for the full version or go back to LFC Live.net

Liverpool star Alisson has been forced out of international duty after a sickening clash with Brazil.

And further checks will now be undertaken to check their welfare, with Liverpool confirming that Alisson is set to fly back to Merseyside.

A statement from Liverpool on Friday read: "Alisson Becker has departed the Brazil national team set-up and will return to Liverpool.

"The goalkeeper was forced off in the second half of his nation's World Cup qualifier with Colombia in the early hours of Friday following a collision.

Alisson is travelling back to Merseyside and will undergo assessment from the Reds' medical staff."

Speaking after the game, Brazil doctor Rodrigo Lasmar confirmed said: "Alisson suffered a head injury.

First, we will perform a CT scan, followed by a diffusion MRI.

"If all the tests are negative and normal, we will then perform a cognitive test, and then we will evaluate the player.

If everything is normal, we will conduct a series of observation tests over the next few days to see whether or not he would be able to travel with us and go to Argentina for our next game."

Lasmar also said: "Today, the first step is to perform the necessary tests and assessments and monitor the player over the next few days, which is the protocol.