Egypt's assistant coach Hany Ramzy did not believe the issue to be serious, telling BeIn Sports: "The initial diagnosis of the Egypt national team medical staff is that Salah suffered a muscular injury, he will be examined to determine the details, but in my opinion it is not risky".
Liverpool fans would have been encouraged after Salah found the net for his country in incredible style, albeit against a side ranked 136th in the Federation Internationale de Football Association rankings.
Mohamed Salah delivered a highlight-and a scare-during Egypt's Africa Cup of Nations qualifying match on Friday.
The romp was soured in the final minutes, however, when Swaziland grabbed a consolation and Salah left the field.
Salah hasn't scored for Liverpool since September 22, something of a slump after his 44 goals in a blistering debut season at Anfield last season.
Dow Down Over 1,000 Points Over Two-Day Span
The benchmark USA stock index hadn't suffered a five-day losing streak since November 2016, just before the presidential election. The CAC 40 in France dropped 2.1 per cent, Germany's DAX lost 2.2 per cent and the FTSE 100 in London fell 1.3 per cent.
"He will still be a danger throughout the Premier League [season]".
Jonathan Kodjia, Manchester United defender Eric Bailly, Cheick Doukoure and Maxwel Cornet scored for the Ivorians as they crushed the Central African Republic 4-0 in Bouake.
"Javier Aguirre has made a decision to let Mohamed Salah return to his club and not participate in the Swaziland match on Tuesday to give him more rest", a statement posted on Facebook confirmed.
Group leaders Tunisia, also on six points, host Niger on Saturday. That put the 2015 African champion back on course to qualify for next year's Cup of Nations.
Negotiating a new TV contract to show games, SAFA asked for $13 million a year from SABC.