Ismaily will face Ceramica Cleopatra next Saturday as part of the activities of the 17th round of the Egyptian League.
Mohamed Sadiq suffers from a tight connective muscle that he suffered in recent exercises.
It is expected that an X-ray will be conducted to identify the injury, the duration of absence and the method of treatment for the next period.
The continued absence of Abdel-Rahman Magdy was confirmed after he continued his qualifying program and had not yet participated in group training.
Ismaily defender Baher Al-Muhammadi will also be absent for the continuation of qualifying training alongside Ahmed Mustafa, the midfielder, who did not participate in group training.
Ihab Jalal is playing his first match with Ismaily, after taking over the helm during the international break.
Ismaily occupies seventeenth place in the league competition, with 11 points from 16 matches.
The Dervishes have only won one match in the league so far.