Sarfaraz Ahmed has been replaced by Mohammad Rizwan as a concussion substitute in the ongoing second Test between Pakistan and Sri Lanka at the Singhalese Sports Club after match referee David Boon accepted the Pakistan team management’s request for the substitution.

Sarfaraz was hit on his head while ducking a bouncer by Asitha Fernando in the afternoon session on day three. Sarfaraz was not out on 14* from 22 balls, before has taken off the field. 

He remains under the observation of the Pakistan Cricket Board’s medical panel.