The Portugal international opened the scoring in the Champions League win over Atletico Madrid with his fifth goal of the season so far.
Should Liverpool avoid a loss against West Ham United on Sunday, they will set a new benchmark in the Anfield record books.
Liverpool travel to the London Stadium on Sunday to face West Ham United in the Premier League.
The Brazilian picked up the issue after coming on at half-time of Wednesday’s 2-0 victory over Atletico Madrid at Anfield.
After making a sensational return to Manchester United in the summer, Ronaldo has taken no time to settle at Old Trafford.
Salah has been in scintillating form in the opening months of the season, scoring 15 goals and recording six assists in just 14 matches.
He put in an eye-catching display as the Reds defeated Diego Simeone’s side 2-0 to book their place in the last 16 of the Champions League.
Liverpool and Ajax are through to the Champions League round of 16 with wins on Matchday 4; Manchester City, Real Madrid also register wins.
Liverpool will be facing Atletico Madrid in the reverse leg of the Champions League group match at Anfield.
Liverpool produced an impressive performance to get past Atletico 3-2 when the two sides met a couple of weeks ago.