كتب : Omar AbdelAziz
Ahli said on their official site that the in-form is struggling after sustaining the injury in Saturday's cup win over Nabaroh, following his brace for the Reds.
The 29-year-old is expected to have a scan on Wednesday as Ahli head for a pre-match camp in the 6th of October city in preparation for the crunch last 16 clash.
Fadl was tipped to start on Wednesday as Ahli miss first-choice striker Emad Meteb due to a nagging back problem.