And Chile coach Jorge Sampaoli told The Sun the plan has been given the go-ahead.
“We are in touch with Arsenal doctors and they have allowed Alexis to fly home and be treated for a week,” he said.
“We must see what his injury really is before knowing whether he will be recovered soon or not.
Alexis Sanchez - Spotlight on
“We want to make our contribution, because we want Alexis back playing.”
It is believed the Chile FA will report back to Arsenal to update them on Sanchez’s treatment.
GETTY
Arsene Wenger will be without Alexis Sanchez for three weeks
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