The 34-year-old will remain in hospital for further assessment over the coming days.

"Everyone at the club wishes Michail a speedy recovery and wishes to express its sincere gratitude to the football family at large for the overwhelming support shown since [Saturday's] news," a West Ham statement read.

"As well as extending a heartfelt thank you to the emergency services and first responders who attended to Michail in the immediate aftermath of the incident, and the medical team who continue to aid him in his recovery."

Antonio has featured in all 14 of West Ham's Premier League matches this season.