Marcus Rashford scored the first goal before Martial netted the second United goal.
Martial sustained an injury in the 77th minute of United’s 2-1 win over Watford at Old Trafford but He was replaced by United defender Marcos Rojo.
Speaking after the match, Solskajer was asked about the extent of the damage to Martial, he replied: “I don’t know.
“Hopefully he can be available for Tuesday.
“He got a bad knock. We’ll check him on Monday morning, probably.”